231results about How to "To achieve the purpose of deodorization" patented technology

The invention discloses an A<2> / O-biology synchronous nitrogen and phosphorus removal device for urban sewage. The device comprises a pre-anoxic pond, an anaerobic pond, an anoxic pond, an aerobic pond and a settling pond; the urban sewage is conveyed to the pre-anoxic pond and the anaerobic pond through a water inlet, a sewage lifting pump room with a coarse grille and a fine grille, an aeration grit basin, a water pump and a water inlet pipe; the interior of the pre-anoxic pond, the interior of the anaerobic pond and the interior of the anoxic pond are each provided with a submersible stirrer, the bottom of the aerobic pond is provided with an aerator, the aerobic pond is connected with the anaerobic pond through a nitration mixing reflux pipeline, the anoxic pond is connected with the anaerobic pond through an anoxic mixing reflux pipeline, one part of sludge at the bottom of the settling pond is conveyed to a sludge concentrating and dewatering room, and the other part of the sludge at the bottom of the settling pond is connected with the pre-anoxic pond through a reflux sludge pipeline. The invention further discloses an A<2> / O-biology synchronous nitrogen and phosphorus removal method for the urban sewage. According to the A<2> / O-biology synchronous nitrogen and phosphorus removal device and method for the urban sewage, the influence of nitrate on the anaerobic phosphorus releasing process is reduced or eliminated, the carbon source demands for anoxic denitrification nitrogen removing and anaerobic phosphate releasing are balanced, and the efficient nitrogen and phosphorus removal effects are achieved.

The invention discloses a green antimicrobial cleanser essence as well as a preparation method and application thereof. According to the invention, the green antimicrobial cleanser essence is prepared from an antimicrobial agent, 15.0-45.0% of natural surfactant, 0.1-0.3% of chelating agent, 2.0-5.0% of thickening agent and 0.3-0.9% of composite antimicrobial agent, wherein the antimicrobial agent is a composition of nano silver and natural plant extractives at a mass ratio of 1:5 to 1:1. The antimicrobial activity of the cleanser essence is greatly improved due to the antimicrobial synergistic effect of nano silver and the natural plant extractives; the cleanser essence has the following characteristics of wide antimicrobial spectrum and high antimicrobial efficiency and can be used for removing dirt and pesticide residues as well as peculiar smell while sterilizing effectively, so that the purpose of removing dirt, pesticide residues, harmful microorganisms and peculiar smell at one step is achieved. The preparation method is simple in preparation process, low in cost and capable of being applied to industrial mass production. The prepared green antimicrobial cleanser essence is high in anti-microorganism efficiency, free of toxicity and stimulation, environment friendly, bio-gradable and free of residues after being used so as to be used for cleaning dishes, fruits and vegetables.

The invention provides a health-care spandex fiber which is formed by combining a wrapper and a core part, wherein the section of the fiber is solid; the mass percentage of the core part accounts for 30-70% of that of the fiber and the mass percentage of the wrapper accounts for 30-70% of that of the fiber; and a preparation method of the health-care spandex fiber comprises the following steps of: 1, preparing a health-care spandex core part by utilizing a melt spinning technology according to a formula proportion; 2, preparing a health-care spandex fiber wrapper by utilizing a dry-method spinning technology according to the proportion; and 3, spinning by utilizing a special spinneret plate combined piece through a conventional dry-method spinning equipment process so as to obtain a health-care spandex. The health-care spandex disclosed by the invention has the effects of eliminating the peculiar smell, absorbing the moisture and proofing moulds, and inhibiting bacteria and expelling parasites; the health-care spandex can be contacted with a human body to remove the humidity and absorb the sweat so as to accelerate the blood circulation and the metabolism of the human body and relieve fatigues; and the health-care spandex also has the aroma of plant essences, and furthermore is good in utilization performance and can meet the requirements on homespun in processes of spinning, weaving, dyeing and finishing.

The invention discloses a novel process of regenerating base oil from waste lubricating oil. The process which applies an advanced molecular distillation technology to regenerate base oil from waste lubricating oil can not only regenerate better base oil, but also carry out effluent fraction through multilevel series connections. The waste lubricating oil is deprived of light diesel oil in a rectification tower through pretreatment and deprivation of light components, and then the waste lubricating oil is pumped into a first-level molecular still through a first-level feed pump to distill off a relatively lighter base oil component as a product. Heavier components which are left by the first-level distillation and serves as the raw material of a second-level molecular still are pumped into the second-level molecular still through a second-level feed pump to distill off a component heavier than the first-level molecular distillation product to serve as a product, and the distillation residuals are taken as the raw material of a third-level distillation. The process is repeated in the manner until a required n level is reached, wherein n is more than or equal to 2 and is less than or equal to 5, and the recommended optimal level number is 3 or 2. The process has the advantages that: the obtained product only contains the base oil component, while other impurities including additives are discharged in the form of residuals; the process also can produce a plurality of products with good quality and varied viscosities, thereby bringing about great convenience for the preparation of product lubricating oil.

The invention provides a microbial deodorant and strain for eliminating waste odor of municipal landfill and waste transfer station, and the preparation and application method thereof. The preparation method comprises the following steps: culturing Saccharomyces cerevisiae with the conservation number of CGMCC No.5183 in a PDA culture medium, and culturing Lactobacillus casei (CGMCC No.5182) in an MRS culture medium to obtain the seed liquid; and fermenting in a fermentation tank to obtain the microbial deodorant. The microbial deodorant is prepared by a mixed culture manner so as to lower the fermentation cost, reduce the generation of mixed bacteria and stabilize the product quality. The microbial deodorant prepared by the method can effectively eliminate the waste odor of the municipallandfill so as to achieve good deodorant effect.

The invention relates to deodorizing field, and especially relates to a preparation method for an efficient plant deodorant. The preparation method comprises preparing an extraction liquid A, preparing an extraction liquid B, getting materials and mixing the materials. The invention aims at providing the preparation method for the efficient plant deodorant, the extraction technology for the plant deodorant is simplified, and further production cost is reduced, also the content of effective active compositions is substantially improved, and the prepared plant deodorant is capable of radically removing stink smells by being reacted with stink molecules.

The invention discloses sewage treatment equipment. The sewage treatment equipment comprises a tank, the tank is internally partitioned into a water inlet cavity, a mixing cavity and a clear water cavity sequentially from left to right through a first filter screen and a second filter screen, and the first filter screen is positioned on the left side of the second filter screen. The upper end of the water inlet cavity is communicated with a biological deodorizer through an exhaust pipe, a sewage inlet pipe communicated with the water inlet cavity is arranged at the upper end of the left side of the water inlet cavity, a sprayer is arranged in the water inlet cavity at the lower end of the sewage inlet pipe and communicated with an output end of a liquid pump outside the left side of the tank through a delivery pipe, and an input end of the liquid pump is communicated with a foam cleaning agent storage vessel at the lower end of the liquid pump. The sewage treatment equipment is reasonable in structural design and convenient to use, and mixing, stirring, deodorizing and filtering of sewage and a foam cleaning agent are completed in one time, so that sewage treatment effects are improved; the first filter screen and the second filter screen can be brushed automatically to avoid blockage, and accordingly replacement frequency and maintenance cost of the first filter screen and the second filter screen are reduced.

The invention discloses a microbial environment protectant, which is characterized by comprising mixed bacteria and a traditional Chinese medicine extract, wherein the mixed bacteria are formed by Rhodopseudomonas palustris, Bacillus Subtilis and Lactobacillus delbruckii. The weight ratio of the Rhodopseudomonas palustris to the Bacillus Subtilis to the Lactobacillus delbruckii is 3:4:7; the volume ratio of the traditional Chinese medicine extract to the mixed bacteria is 1-2 percent. The microbial environment protectant disclosed by the invention has the positive effects that through performing mixed fermentation on the compound bacterial liquid and the traditional Chinese medicine extract, the traditional Chinese medicine ingredients are further activated, and the traditional Chinese medicine ingredients and thallus exoenzyme interact to restrain the incubation of ova, and the generation of adult flies is reduced. As a traditional Chinese medicine and bacterial liquid fermentation medium is special in smell, a trapping and killing effect is performed on the adult flies, and the bad smell of a smelly source can also be effectively prevented from being emitted. The microbial environment protectant disclosed by the invention is harmless to people, is low in cost, simple in preparation process, simple and convenient in operation and remarkable in deodorization and fly killing effect. The problems that mosquitoes and the flies and foul smell exist in refuse landfills, waste transfer stations and digestion tanks are well solved, and a good effect is achieved.

The invention discloses integrated high-efficiency sewage treatment equipment which comprises a box body, wherein the interior of the box body is sequentially partitioned into a water inlet chamber, a mixing chamber and a water purification chamber from the left to the right by virtue of a first filtering net and a second filtering net; the first filtering net is positioned on the left side of the second filtering net; the upper end of the water inlet chamber communicates with a biological deodorization device through an exhaust pipe; a sewage inlet pipe communicating with the water inlet chamber is arranged at the upper end on the left side of the water inlet chamber; a sprayer is arranged in the water inlet chamber in the lower end of the sewage inlet pipe; the sprayer communicates with the output end of a liquid pump outside the left side of the box body through a conveying pipe; and the input end of the liquid pump communicates with a foam cleaning agent storage tank at the lower end of the liquid pump. The integrated high-efficiency sewage treatment equipment disclosed by the invention is reasonable in structural design and is capable of completing the operations of mixing sewage and foam cleaning agents, stirring, deodorizing, filtering, performing air-flotation treatment, removing residues and scraping mud at a time, the sewage treatment effect is improved, the first filtering net and the second filtering net can be automatically cleaned, blockage is avoided, and the replacement frequency and the maintenance costs of the first filtering net and the second filtering net can be reduced.

The invention discloses a preparing method of oyster active extract having functions of producing sperm to tonify the kidney and improving sexual function. The oyster active extract has the functions of producing the sperm to tonify the kidney and improving the sexual function. A composition mainly comprising the oyster active extract as a main active ingredient further comprises Epimedium herb, astragalus root, root of hairy asiabell, fruit of Chinese wolfberry, common Macrocarpium fruit, prepared rehmannia root, thinleaf milkwort root-bark, rhizome of oriental water plantain, licorice root and Indian bread. The preparing method includes special debitterizing, papain hydrolysis, fermentation-based deodorization via activated carbon and yeast, secondary debitterizing via beta-cyclodextrin embedding with mycose, decoloring via diatomite, color optimizing via bamboo leaf flavonoid and neutral sodium phytate, and taste optimizing via compound flavoring (comprising glucose, fructo-oligosaccharide and xylitol). The preparing method has the advantages that the process is advanced, the formula is scientific and reasonable, the nutrients are complete, the fishy smell is slight, the composition has natural flavor and the functions of producing the sperm to enhance the kidney, resisting fatigue, improving the sexual function and enhancing the body immunity, and the composition assists in treating symptoms, such as impotence, spermatorrhea and premature ejaculation, caused by deficiency of kidney-yang or deficiency of kidney-yin.

The invention discloses a manhole cover. The technical scheme mainly includes that peculiar smell of sewers is the most severe at the high temperatures, air can be expanded at the high temperatures by the aid of thermal expansion and cold contraction principles, a first piston can be pushed to move, drainage holes can be blocked by a sealing block piece, and accordingly the purpose of preventing odor can be achieved; the temperatures of the manhole cover can be reduced when drainage is required, so that air in a cavity can be contracted, the drainage holes are in circulation states at the moment, and influence on drainage can be prevented; high-pressure gas is stored in a gas storage tank by the aid of a driving mechanism in order to prevent the drainage holes from being blocked when vehicles pass the manhole cover, a switch mechanism can be switched on when the first drainage hole is blocked, sundries in the first drainage hole can be blown by air outlet holes, and the purpose of preventing the drainage holes from being blocked can be achieved. The manhole cover has the advantages that excellent effects of preventing the odor can be realized, the manhole cover has excellent drainage functions, and the drainage holes can be prevented from being blocked.

The invention discloses a domestic sterilization device, which comprises a tank body. A clapboard is arranged in the tank body; a lower cavity is arranged under the clapboard; an upper cavity is arranged above the clapboard; a sleeve A and support legs are arranged under the tank body; a cross plate A is arranged in the lower cavity; a handle is arranged under the cross plate A; a motor and an annular baffle plate are arranged on the cross plate A; a tray A is arranged on the motor; a square-shaped groove is formed in the tray A; a pull rod is arranged in the square-shaped groove; a push plateis arranged on the pull rod; a spring is arranged on the pull rod; a vertical plate and a support are arranged on the tray A; a cross plate B is arranged on the support; a vertical rod A is arrangedon the cross plate B; a triangular block is arranged on the vertical rod A; a through hole A is formed in the clapboard; a draught fan and a fan are arranged in the lower cavity; an ultraviolet radiator B is arranged under the clapboard; a tray B is arranged on the clapboard; a water tank and a heating wire are arranged in the tray B; a through hole B is formed in the tray B; a vertical rod B is arranged on the tray B; a hanging rod is arranged on the vertical rod B; a sleeve B is arranged on the vertical rod B; a clip is arranged on the sleeve B; an ultraviolet radiator A is arranged in the upper cavity. The domestic sterilization device provided by the invention has a good sterilizing effect and double functions, and is mutually separated without influencing each other. Only one motor outputs power, so that the energy is saved.

The invention discloses an anion sleeping-promoting health-care pillow core. The pillow core is prepared by the following steps of: uniformly mixing 3-10 mu m tourmaline and serpentine with 10-20 mu m yew, lavender and junci medulla to obtain an anion additive; uniformly stirring 5-10wt% of adhesive agent, 12-25wt% of anion additive and the balance being deionized water to obtain an anion preparation; and adding a swelling agent, a true silk softener and the anion preparation to silk floss, drying and curing to obtain silk floss filler, and finally adding the silk floss filler to a spectrum fiber pillow core housing, wherein the spectrum fiber used in the spectrum fiber pillow core housing can be prepared by a coating process or a spinning process. According to the invention, the preparation process is simple and has wide application range; and the prepared pillow core has the functions of alleviating fatigue, soothing the nerves, promoting sleeping and releasing anions to promote human metabolism and improve immune function, and has far infrared radiation capability and the efficacies of resisting bacteria, inhibiting bacteria, deodorizing and the like.

The invention discloses a novel printing and dyeing wastewater treatment agent and a preparation method thereof, and in particular relates to a printing and dyeing wastewater treatment agent which uses a sunlight photocatalysis technology effectively and a preparation method thereof. The preparation method specifically comprises the steps of: (1) adding copper salt and a protective agent into a dissolvent, and heating to be 50-70DEG C during a stirring till to dissolve; (2) completely dissolving the copper salt and the protective agent, adding nano-titanium dioxide and active carbon in sequece, and ultrasonically stirring for about 30-60min; (3) adding a reducing agent into a reaction system, and reacting for 20-30min by continuously stirring; and (4) filtering the solution, and withdrawing active carbon to obtain the novel printing and dyeing wastewater treatment agent. The treatment agent is functional powder which takes the active carbon as a carrier and has the multifunction of sterilization and deodorization due to the absorption of the carrier and the high-efficiency photocatalysis of a receptor; and the treatment of printing and dyeing wastewater has the functions of effectively improving the removing rate to COD value (chemical oxygen demand), BOD (biochemical oxygen demand) and chroma, sterilizing and deodorizing, so that the invention is extremely high in efficiency.

The invention discloses high-concentration malodorous gas catalytic oxidation deodorizing equipment and a deodorizing method thereof. A shell is internally divided into an upper-layer area, a middle-layer area and a lower-layer area; a gas inlet pipeline is used for collecting malodorous gas to be treated and pre-mixing the malodorous gas and air so as to achieve preset malodorous gas concentration; the mixed gas enters a heat exchange area on the lower part of an airtight shell and enters a multi-way heat exchange pipeline so as to be preheated; the preheated gas to be treated is heated through a heating area so as to meet the conditions of catalytic combustion reaction temperature; the heated gas to be treated enters a catalytic reaction area so as to be subjected to catalytic combustion reaction, and malodorous gas molecules in the gas to be treated are combusted; and the reacted purified gas enters the zigzag heat exchange area, and is heat-exchanged with the untreated gas to be treated located in the heat exchange pipeline so as to be discharged out of the airtight shell through a gas outlet pipeline. The high concentration malodorous gas catalytic oxidation deodorizing equipment provided by the invention is of an integral structure, can be used for realizing preheating, heating and catalytic combustion reaction of the gas to be treated, and is compact in structure; the heat energy of the gas after being catalytic combusted is effectively utilized, so that the energy consumption is reduced; and the cleanness treatment of the malodorous gas is realized through catalytic combustion.

The invention discloses a technology and a system for preparing an organic fertilizer from livestock and poultry manure. The technology comprises the following steps: (1) treating the livestock and poultry manure by a solid-liquid separation device; (2) mixing the treated livestock and poultry manure with straw to form a mixture; (3) conveying the mixture into a reaction kettle; (4) closing the reaction kettle, opening a gas-liquid separation device, and enabling the interior of the reaction kettle to be filled with high-pressure steam through a steam inlet; rotating a rotating shaft and swinging a connecting rod to fully mix the mixture; (5) after reaction is carried out for a period of time, closing the gas-liquid separation device, and maintaining the pressure; (6) stopping the actions of the rotating shaft and the connecting rod, switching on a discharge valve, and conveying the organic fertilizer treated by pressure maintaining into a stockyard; and (7) stirring the organic fertilizer to reduce the temperature. According to the technology for preparing the organic fertilizer, a full-automatic production line is used for carrying out batch treatment on the livestock and poultry manure, the treated livestock and poultry manure is high in content of organic matters, and generated organic matters can be easily absorbed by soil.

The invention provides a method for preparing food nutrition fortifier by utilizing spirulina. The method comprises the steps of: pretreating spirulina powder by taking ethanol-containing alkaline electrolysis solution as a solvent, wherein the spirulina to solution is 1:10-20; then performing ultrasonic treatment and centrifugation on a sample to obtain supernate and precipitate which are respectively used as food nutrition fortifiers. The preparation basically gets rid of the fishy smell of spirulina, has great change in color, and can be added into food, thereby greatly expanding the application range of the spirulina, breaking through the limit that the spirulina can only be used as tablet and capsule health-care products, and effectively supplementing the nutritional values of fermented and deep-fried food and fruit and vegetable juice. The spirulina has the advantages of high growth speed, large output, more nutritional ingredients, and the like, and can effectively lower the cost when used as the nutrition fortifier, improve the nutrition constitution of the traditional Chinese diet, and increase the economic benefits.

The invention relates to a biologic fishy smell removing method for fish flesh. The fishy smell removing method comprises the following steps: based on the weight of the fish flesh, adding 1.0-3.0 wt% of yeast and 0.5-3.0 wt% of NaCl to the fish flesh, and fermenting at 35-40 DEG C for 0.5-3.0 hours to remove the fishy smell of the fish flesh; then appraising the fishy smell removing effect by using a ranking test method combining a Kramer sense organ test method and a GC-MS method; and finally carrying out the statistical analysis on the measured values to obtain the optimal treatment conditions for removing the fishy smell and the fishy smell removing effect after the processing. Compared with the prior art, the invention can not produce inorganic residues, and has high safety.

The invention discloses an oil deodorization device, comprising a tower body, a multilayer tower disc and a plurality of packing stripping pump mechanisms, wherein each packing stripping pump mechanism comprise a stripping pump and a packing, the stripping pump is arranged on the tower disc, and the packing is arranged at the top end of the stripping pump. The invention further discloses a deodorization method of the oil deodorization device, comprising the following steps of: vacuumizing the interior of the tower; injecting vegetable oil in the tower body via a centrifugal pump; opening the tower body and directly conveying steam in the stripping pump; lifting the vegetable oil into the packing at the top of the stripping pump from the bottom of the tower disc, separating a steam phase from a liquid phase in the packing; continuously lifting the vegetable oil on the bottom of the tower disc into the packing at the top of the stripping pump and separating; and extracting odour substances out of the tower with a gas phase via a vacuum tube, and pumping the pure and high-quality vegetable oil out of the tower body from the bottom of the tower body via a shield pump. According to the oil deodorization device and the deodorization thereof disclosed by the invention, deodorization consumption and cost are reduced, and the characteristics of energy conservation and consumption reduction are achieved; deodorization time, investment cost, the floor area of equipment, and construction cost are reduced; and deodorization efficiency is high, and the quality of refined oil product is improved.

The invention discloses a deodorant and anti-blocking well cover. According to the technical scheme of the deodorant and anti-blocking well cover, the higher the temperature is, the more serious the odor in a sewer is, therefore, due to thermal expansion and cold contraction, when at high temperature, air expansion pushes a first piston to move and further to block drainage holes through a sealing retainer to achieve deodorant effects; meanwhile, when drainage is required, the temperature of the well cover can be reduced, air contraction inside a cavity enables the drainage holes to restore to a through state to avoid influence on drainage; also, for avoiding blocking of the drainage holes, when a vehicle passes by, a driving mechanism can store high-pressure gas inside a gas storage tank, so that when a first drainage hole is blocked, the gas storage tank can be opened through a switch mechanism to blow off impurities inside the first drainage hole through a gas outlet hole to achieve the anti-blocking effects. The deodorant and anti-blocking well cover achieves good deodorant effects and good drainage functionality and can avoid blocking of the drainage holes.

The invention discloses a novel antibacterial antiviral feed additive for a livestock and poultry breeding industry. The novel antibacterial antiviral feed additive is composed of plume poppy, lightyellow sophora root, macleaya microcarpa, yucconin, tea saponin, Origanum vulgare L., narcissus seed and pagodatree flower bud powder and also comprises a hydrophilic aluminosilicate as a carrier. The novel antibacterial antiviral feed additive has the advantages that specific active components of natural plants can directly or indirectly kill viruses, have strong antibacterial effects and a wide antibacterial spectrum and compared with the common drugs such as berberine hydrochloride, penicillin and aureomycin, the specific active components have stronger activities of resisting some bacteria; in feeding, antibiotic drugs are avoided and mycotoxins are reduced and good effects of treating and preventing avian pasteurellosis, escherichia coli, bacillus rhusiopathiae suis, cholera fowl, white scour of piglets, and pullorum disease are obtained; and the novel antibacterial antiviral feed additive can resist stress and coccidium and remove heavy metals and drug residues.

The invention is applicable to the field of pet supplies and provides beancurd cat litter as well as a preparation method and application thereof. The beancurd cat litter is prepared from the following components: beancurd residues, starch, water, an essence and guar gum. By adopting a puffing process to prepare the beancurd cat litter, fragrance of the essence component in the beancurd cat littercan be ensured not to be released, the beancurd cat litter is full of the water after the beancurd cat litter is used, and the fragrance can be released, so that the deodorization purpose is achieved. In addition, compared with bentonite cat litter, the beancurd cat litter has the advantages of ultra-fast water absorption, non bottom sticking, good caking without loosening, more water absorption,high dosage, good deodorization and the like, can well absorb urine and odor, is almost free of dust in use and can be dissolved into water, so that when pet faeces are cleaned, the dirty beancurd cat litter and the feces can be directly mixed together and then are flushed into a toilet bowl.

The invention discloses a novel process for treating fermentation waste gas of amino acid by utilizing a plasma reactor, which comprises the following steps that: waste gas of a zymotic fluid is dedusted and deodorized through a Venturi spray tower and an electrostatic precipitator, fume containing extremely high COD and a condensate are removed through a gas-liquid separator; and then the obtained product enters a second-stage series plasma reactor, an electrical control element in the plasma reactor discharges in a purification area through microwave transmission when the waste gas is introduced into the purification area of the plasma reactor, so that the gas is ionized to produce a large amount of plasmas in the purification area to deodorize and remove the odor of the waste gas of the zymotic fluid, and the waste gas treated by the plasma reactor is exhausted from an outlet. Laboratory, small, pilot scale and industrialized tests show that the treatment process can greatly reduce the content of pollutants in the fume, and ensure that the emission reaches the state-specified standard.

The invention relates to waste gas treatment, and discloses an efficient automatic waste gas treatment method. The treatment method is based on waste gas treatment equipment. The treatment equipment comprises a water tank, a bottom box is welded to the surface of the water tank, a dust removal mechanism is arranged in the bottom box, a vertical plate is welded in the water tank, a crushing mechanism is arranged on the rear wall of the water tank, a spraying mechanism is arranged on the bottom wall of the water tank and located on the right side of the vertical plate, and the right side of the vertical plate is fixedly connected with the inner wall of the water tank through a transverse plate. According to the waste gas treatment equipment with a dust removal function and the use method thereof, waste gas can be subjected to preliminary dust removal through a water source to reduce the existence rate of dust in the waste gas, then the waste gas is conveyed into the bottom box and a dust removal pipe through an air pump, the waste gas subjected to dust removal through a water adsorption method is filtered again through a filter screen, a filter plate and a filter box, and therefore, particulate matters in the waste gas are reduced again, and the purpose of removing dust from the waste gas is achieved.

The invention relates to food processing technologies and in particular relates to a method for preparing sugar-free and smell-free pumpkin powder. The method comprises the following steps: with fresh old mature pumpkins as raw materials, mixing and processing by virtue of a colloid grinding pulping process, a biological enzymatic hydrolysis and smell removal technology, an ultrasonic flocculation effect and a low-temperature sedimentation solid-liquid separation process. According to the method, the smell of the pumpkins is removed and the mouth feel and the solubility of the pumpkin powder are improved. The pumpkin powder prepared by the method is high in soluble dietary fiber content, low in sugar content and suitable for patients with diabetes and hypertension, can serve as a raw material for a mixing process in the food industry and also can be processed and eaten according to personal taste. The method has the characteristics of low cost, low energy consumption and low heat-sensitive nutrition loss.

The invention discloses a composite microbial deodorizer and a preparation method thereof. According to the invention, thiobacillus ferrooxidans, rhizobium sludge, bacillus amyloliquefaciens, rhodopseudomonas palustris, pseudomonas stutzeri, bacillus coagulans and hansenula polymorpha are selected for use; liquid fermentation is performed respectively, and then compounding is performed in proportion; then linalool is added in proportion and the substances are fully mixed to prepare a composite microbial deodorizer capable of effectively expelling flies and insects, inhibiting growth and propagation of harmful flora and reducing and removing foul gas in the environment. The thiobacillus ferrooxidans (CFU / g) in the product is greater than or equal to 2.95*10<8>; the rhizobium sludge (CFU / g)is greater than or equal to 1.05*10<8>; the bacillus amyloliquefaciens (CFU / g) is greater than or equal to 1.73*10<8>; the rhodopseudomonas palustris (CFU / g) is larger than or equal to 2.55*10<8>; thepseudomonas stutzeri (CFU / g) is larger than or equal to 1.15*10<8>; the bacillus coagulans (CFU / g) is larger than or equal to 2.86*10<8>; the hansenula anomala (CFU / g) is larger than or equal to 2.97*10<8>; and the total amount of organic acids is larger than or equal to 25.8 g / L. The product provided by the invention has an obvious deodorization effect, the NH3 removal rate is greater than or equal to 78.14%, the H2S removal rate is greater than or equal to 71.64%, the odor concentration elimination rate is greater than or equal to 84.95%, and the mosquito and fly expelling rate is greater than or equal to 74.16%.

The invention discloses a novel safe environmentally-friendly feed additive for the livestock and poultry industry. The novel safe environmentally-friendly feed additive is prepared from pheophytin, betaine, metaplexis japonica extract, oxidized matrine, yucca saponin, rose-boot extract, flos caryophylli powder, clinoptilolite powder and illite powder according to a scientific ratio. The novel safe environmentally-friendly feed additive has activation, adjustment and quick-acting functions, improves animal immunity, maintains the balance of florae in a livestock intestinal tract, improves muscle quality, a culture environment and an organic decomposition rate, reduces an ammonia concentration of air in an animal house and realizes deodorization. In breeding, the novel safe environmentally-friendly feed additive can fully avoid antibiotic medicines, reduce mycotoxins, prevent enterorrhea and diarrhea, resist stress and coccidium, improve a feed conversion ratio and an egg yield, and eliminate heavy metal and drug residues.

The invention discloses a microbe lavatory deodorant comprising photosynthetic bacteria, lactobacilli, yeasts, an essence, lactic acid and acetic acid. The microbes are mixed and fermented in a fermentation tank, and the essence and the organic acids are added to the fermented material, such that the deodorant is obtained. The photosynthetic bacteria are no less than 1*10<7> / ml, the lactobacilli are no less than 1.5*10<7> / ml, the yeasts are no less than 1*10<6> / ml, the volume percentage of the essence is 0.01 to 0.05%, and the weight percentage of the total amount of lactic acid and acetic acid is no less than 2%. The microbe lavatory deodorant provided by the invention is characterized in low cost and simple preparation technology. With the deodorant, odor substances in lavatories can be rapidly removed. The deodorant brings no harm to human bodies, and assists in environment protection. When in use, the deodorant is placed in an aerosol used for spraying. With the deodorant, existing odors can be rapidly absorbed, odor sources can be removed, and an air-refreshing effect is long-lasting.

The invention discloses deodorization equipment and method for a sewage treatment plant. The equipment comprises an ozone ultraviolet deodorization chamber, a filter barrel is arranged inside the ozone ultraviolet deodorization chamber, a distributing pipe is arranged on the lower portion of the filter barrel, atomizing nozzles are arranged on the distributing pipe, an exhaust pipe is arranged onthe upper surface of the ozone ultraviolet deodorization chamber, an ultraviolet light lamp is arranged on the upper surface of an inner cavity of the ozone ultraviolet deodorization chamber, annularsliding grooves are formed in the left side of the inner cavity of the ozone ultraviolet deodorization chamber, a motor and a drain pipe are arranged on the right side of the ozone ultraviolet deodorization chamber, an electromagnetic valve is arranged on a pipeline of the drain pipe, an output shaft of the motor penetrates the ozone ultraviolet deodorization chamber, the filter barrel is arrangedon the output shaft of the motor, sliding blocks matched with the annular sliding grooves are symmetrically arranged on the left side of the filter barrel, and titanium dioxide particles are arrangedinside the filter barrel. The motor rotates to drive the filter barrel to rotate, titanium dioxide in the filter barrel fully contacts with water to generate deodorizing free radicals, and reaction rate can be increased.

The invention relates to a VOCs catalyst for synergistic catalytic oxidation of ultraviolet-light self-excited ozone and a preparation method and application thereof. Alkali-free wax-free glass fiberis taken and cooked with a nitric acid solution, then is washed with ionized water to be neutral, and is dried; tetrabutyl titanate is used as a precursor and is mixed with anhydrous ethanol to obtaina solution A; deionized water, zirconium oxychloride and acetic acid are dissolved in ethanol, and a solution B is obtained by stirring; the solution A is evenly stirred and then the solution B is added to get a light yellow precursor C; the glass fiber is soaked in the light yellow precursor C, drying is performed after impregnation, ageing is performed at room temperature, vacuum drying is executed in a vaccum drying oven, roasting is carried out in a muffle furnace, and natural cooling is executed to room temperature to obtain Zr-Ti supported glass fiber; a solution D is obtained by mixingthe manganese nitrate, ethanol, acetic acid and deionized water; the Zr-Ti supported glass fiber is impregnated in solution D, aged, dried and roasted to obtain the VOCs catalyst for synergistic catalytic oxidation of ultraviolet-light self-excited ozone.