286results about How to "Kill completely" patented technology

The invention discloses a method for producing methane by dry fermentation of beast and bird wastes and crop straws. According to the method, solid beast and bird excrements with the dry material concentration of higher than 15% and crop straws which is subjected to pre-treatment are mixed according to a certain ratio and introduced to an anaerobic dry fermenting device together with naturalized active mud; a small deal of biogas slurry is recovered as inoculums, and fermentation residues are subjected to secondary compost to produce organic fertilizer. The method has the following advantages of high gas generation speed and high fermentation efficiency; the methane content is up to 50-65% which can meet the using demands of power generation and diary gas appliances; the produced organic fertilizer is unlikely to cause ammonia poison; eggs are killed completely; and the nitrogen fertilizer loss is low.

The invention discloses a method for producing black tea through artificial intelligence enzymatic fermentation. The method has the advantages as follows: (1) the preparation process for producing high-quality black tea is a mechanical, intelligent and biological fermentation preparation process; (2) mechanical equipment configured for the process is energy-saving and environment-friendly, so that the economic, social and ecological benefits are significant; (3) the process integrates a computer intellectual technology to the field of black tea processing, so that a new high-tech process technology is initiated for black tea processing in China; (4) a glucoamylase enzymatic biological fermentation technology in the method disclosed by the invention optimizes the quality of the black tea and increases the nutritional function of the black tea; (5) a microwave sterilization process of the method discloses by the invention thoroughly kills all harmful organisms to ensure the quality safety of a product.

The invention relates to a manufacturing method of bamboo fiber and particularly relates to a method for directly producing raw bamboo fiber from raw bamboos. The method sequentially comprises the following steps of: selecting materials, flattening, softening, opening, performing steam boiling, acid cleaning, dipping flame-retardant treatment and bamboo vinegar treatment and drying, wherein the softening adopts microwave softening, the bamboo material after flattening is soaked in softening liquor, then the bamboo material dipped with the softening liquor is sent into a microwave vacuum tank, and microwave softening treatment is further performed; the dipping flame-retardant treatment adopts vacuum pressurization flame-retardant treatment, during the treatment process, bamboo filament-like fiber obtained after opening is firstly arranged into a vacuum pressurization tank, vacuum-pumping operation is performed to enable the vacuum degree to be minus 0.015MPa-minus 0.025MPa, and then a flame retardant is added into the tank to increase the pressure in the tank to be 0.1MPa-0.8MPa; and the bamboo vinegar treatment comprises primary bamboo vinegar treatment and secondary bamboo vinegar treatment. The manufacturing method disclosed by the invention has the advantages of simplicity and convenience in production and short treatment time, and the produced bamboo fiber has a flame-retardant effect.

A bactericide for sewage treatment contains isothiazolinone, dodecyl dimethyl benzyl and citric acid. It has better water quality and is non-toxic. It can be used for long time storage.

The invention relates to a fly killing composition which is composed of an original drug component A, an original drug component B and an auxiliary component C, wherein the total weight of the component A and the component B is 0.03-10% of that of a pesticide composition; the original drug component A is fipronil; and the original drug component B is pyrethroid integrating high-efficiency knockout performance and lethal performance. According to the invention, the response speed is obviously increased through high contact toxicity of the pyrethroid; with the help of high-efficiency stomach poisoning action and synergistic action of the fipronil, the killing speed is further accelerated; simultaneously, the lethality is obviously increased; a more efficient drug is provided for controlling vector-borne infection in environments required for residential production and living and for protecting people health; in addition, while obviously increasing the fly killing efficiency, resistance is delayed, and the drug cost is saved.

The invention relates to a compound microbial agent for high-temperature compost organic fertilizer of animal manure and straw and a preparation method thereof. The compound microbial agent comprises,by weight, 20 to 30 part of Siamese bacillus preparation, 40 to 60 parts of licheniformis preparation and 10 to 20 part of aspergillus niger powder preparation, wherein that composite microbial agentcomprises 20 to 30 parts of Siamese bacillus preparation, 40 to 60 part of licheniformis preparation and 10 to 20 parts of aspergillus niger powder preparation. A composite microbial inoculum is obtained by uniformly mixing the microbial inoculum. The compound microbial agent prepared by the invention is suitable for innocuous treatment and resource utilization of waste resources produced in agricultural production, such as livestock manure and straw, for high-temperature compost organic fertilizer. The fermentation period is shortened and the treatment efficiency is improved; Kill pathogensand parasite eggs thoroughly, improve the maturity of fertilizer. Removal of fecal odor in the fermentation process to reduce the impact of fermentation on the surrounding environment.

The invention relates to a method for preparing crop straw feed based on composite puffing and biological processing technology. The method is characterized by comprising the steps of crushing crop straws, chemically preprocessing the crushed crop straws, puffing the chemically preprocessed straws so as to destroy the wood fiber structure of the straws and to realize safety and no toxicity and side effect, and adding mixed strains such as yeast and lactic acid bacteria into the puffed material for solid fermentation so as to produce mycoprotein. Therefore, the content of crude protein of the straw feed can be increased from 2 to 4 percent to 8 to 12 percent, and the digestion rate can be increased from 30 to 45 percent to more than 60 percent. The method has the advantages of simplicity in process, low energy consumption, high applicability and easiness in industrialization.

The invention discloses a preservation method of fresh-cut edible fungi. The preservation method mainly includes following steps: using brassinolide to pretreat edible fungi, pre-cooling, and slicing to obtain fungus pieces; sinking the fungus pieces in electrolysis water for ultrasonic cleaning for 3-5 min, wherein pH value of the electrolysis water is 5-6.5, and effective chlorine concentration is 10-30 mg/g; using ultraviolet rays to irradiate the surfaces of the fungus pieces after being cleaned, wherein wavelength of the ultraviolet rays is 240-260 nm, and irradiation dosage is 1-3 kJ/m2; encapsulating, and refrigerating. The fresh-cut edible fungi are subjected to electrolysis water, ultrasonic and ultraviolet ray combined preservation treatment, surface microorganisms can be killed more thoroughly, rotting rate of the fresh-cut edible fungi is lowered effectively, browning degree is reduced, nutritional quality and sensory quality of the fresh-cut edible fungi are better maintained, shelf life of the fresh-cut edible fungi is prolonged effectively, and especially for fresh-cut Agaricus bisporus, the shelf life can be prolonged from 1-2 days to 10-12 days at normal temperature.

This invention discloses a method for drying sludge from waste-water treatment plants of urban domestic sewage or from chemical plants or other industries. In this inventive method, waste-sludge is first dried by using exhaust gas from boiler with its temperature lower than 138deg.C, reducing the water content to about 40%. Together with micro-wave technique, the waste-sludge is dried and formed into hard pellets with the size of 1-8mm. Based on the different behavious of the sludge at different periods, provided are the combinations of exhaust gas heating and micro-wave heating. The utilization of this inventive method of waste-sludge treatment can achieve low cost, no energy-consumption and reutilization of wastes.

The invention discloses a preparation method of a hemodialysis concentrated solution. The preparation method comprises the following steps that (1) the hemodialysis concentrated solution is prepared in a solution mixing tank; (2) the solution in the solution mixing tank is subjected to second-level filtration; (3) the solution in the solution mixing tank and ozone generated in an ozone generator are input to a storage tank after being mixed through a gas and liquid mixing pump; (4) the solution in the solution mixing tank is pumped back to the solution mixing tank through a circulation pump; (5) the solutions in the solution mixing tank and the storage tank are mixed in a circulative mode until the ozone concentration of the solution in the storage tank reaches 0.050-0.100 mg/L; (6) the hemodialysis concentrated solution is obtained through filling. The preparation method is simple in operation, quick, efficient, and easy to industrialize. Compared with a conventional method, according to products prepared through the method, initial contaminating bacteria in the concentrated solution are reduced, the storage period is prolonged, product quality is better guaranteed, and using safety of a patient is guaranteed.

The invention discloses an LED ultraviolet self-disinfection mask. The mask comprises a mask body covering the outer side of the mouth and the nose of a human body, and a fixing part connected with the left side and the right side of the mask body. The mask body comprises a filter body and a shell on the periphery of the filter body. The filter body comprises an annular support, an annular lamp panel is arranged on the inner wall of the support, a deep ultraviolet LED is arranged on the lamp panel, and a nano photocatalytic filter screen is fixed to the inner side of the support. An air inletand outlet is formed in the front side of the shell, a main board is arranged in the shell, the main board is electrically connected with the lamp panel, and the shell protrudes forwards so that a cavity can be defined by the shell, the nano photocatalytic filter screen and the human face. Bacteria are killed through photocatalysis of the deep ultraviolet LED, filtration and sterilization are conducted through the silver ion filter screen, and adsorption and sterilization are conducted through activated carbon, so that viruses are killed more thoroughly, air entering a human body and air exhaled by the human body can be fully purified, air flowing in two directions is disinfected air, and cross infection of respiratory diseases is avoided.

The invention discloses a cleaning and sterilizing method of a circulating water system. The cleaning and sterilizing method comprises the following steps of (1) stripping slime: cleaning the circulating water system by high-pressure spray, feeding a biological slime stripping agent to strip the biological slime; (2) carrying out descalling and derusting treatment: feeding neutral cleaning fluid, a copper corrosion inhibitor and a dispersing agent to descale and derust; (3) membrane pretreatment: feeding a composite prefilming agent to carry out membrane pretreatment; and (4) killing legionella: feeding a bactericide for killing the legionella to sterilize. By adopting the method disclosed by the invention, the legionella in the circulating water system can be completely and thoroughly killed; and a corrosion problem of the circulating water system in the treatment process can be solved at the same time. Meanwhile, the legionella bactericide for the cleaning and sterilizing method is also provided by the invention; and the legionella bactericide is divided into the bactericide for killing the legionella and the bactericide for operating the legionella. The two bactericides can be used in a matching manner; the legionella in the circulating water system can be thoroughly killed, and meanwhile, the situation that the legionella does not reappear in the circulating water system is effectively ensured.

The invention discloses a high-bud-ratio storage method for rape seeds. The high-bud-ratio storage method for the rape seeds comprises the following steps: 1) harvesting in proper time, and harvesting the rape seeds until 70-80% of siliques are yellow; 2) drying in time, insolating the seeds for 16-30 hours after the rape seeds are threshed, and permitting the rape seeds to enter a depot by airing and cooling the rape seeds after the rape seeds are dried in the sun; 3) removing sediment impurities, carrying out winnowing one time before the rape seeds enter the depot to remove garbage impurities and bacteria; 4) controlling moisture, and controlling storage moisture to be within 9-10%; 5) before depot entry, carrying out traditional Chinese medicine smudging sterilization and disinfection on a grain depot; 6) utilizing cooling equipment to control temperature in the grain depot to be 5-8DEG C, causing the seeds to enter a bag, putting the seed bags onto a wooden support in the grain depot, and forming a gap between bags, wherein each bag weighs 20-30kg; 7) carrying out ventilation and aeration one time by ventilation equipment in every 15-20 days, controlling the temperature to be 5-8DEGC, and controlling the moisture to be 50-70%; 8) carrying out processing and selling after a larval period ends.

The invention relates to a sludge biological carbon based light long-effect roof greening cultivation medium and a preparation method thereof. After sludge of a municipal domestic wastewater treatment plant is naturally dried, the sludge is placed in a muffle furnace and heated to 300 DEG C at the heating rate of 10 DEG C/min, the temperature is kept for 4 hours, biological carbon is cooled, crushed and screened to prepare sludge biological carbon products with the average diameter of about 3mm. The sludge biological carbon is uniformly mixed with long-effect slow-release compound fertilizers, water-retaining agents and perlite according to weight percent, the weight percent of the sludge biological carbon is 82%, the weight percent of the long-effect slow-release compound fertilizers is 1-2%, the weight percent of the water-retaining agents is 2-4%, and the weight percent of the perlite is 12-15%. Preparation raw materials are wide in source, and a preparation process is simple. The sludge biological carbon serving as a main preparation material is safe, sanitary, free from extraneous odor and thorough in pathogenic bacteria killing and avoids attracting insects and birds. The prepared cultivation medium has the advantages of light volume weight, long fertilizer effect, difficulty in blocking drainage pipelines, wide applicable range, reasonable cost and easiness in popularization.

The invention discloses a combined pest capture machine. The combined pest capture machine comprises a power supply system, an automatic control system and a pest catching and killing system. The pestcatching and killing system comprises a primary catching and killing mechanism and a secondary catching and killing mechanism, wherein the primary catching and killing mechanism comprises a cylindrical power grid fence, and a light trapping device, a color plate trapping device and an attractant trapping device are arranged in the cylindrical power grid fence; the secondary catching and killing mechanism comprises a cylindrical shell and a negative pressure blower which is installed in the cylindrical shell, the bottom of the cylindrical power grid fence is connected with the top of the cylindrical shell, and a pest collection device is arranged on the bottom of the cylindrical shell. According to the combined pest capture machine, pests are lured by using a color plate in the daytime, pests are trapped and collected by opening the light trapping device in the night, the pests are first killed through the cylindrical power grid fence, secondary catching and killing is conducted by using the negative pressure blower, and the pests obtained after double catching and killing fall into a water storage plate and are thoroughly killed. According to the combined pest capture machine, three catching and killing schemes are utilized, the pests are sufficiently killed, and the pest escape rate is low.

The invention provides a method and a device for extracting oil from kitchen garbage. The method comprises the following steps of conveying kitchen garbage into a preheating tank, carrying out preheating, feeding the pre-heated kitchen garbage into a hydrothermal reactor by a pump, heating to a reaction temperature, carrying out a reaction process so that floating oil is formed, feeding the reacted kitchen garbage into a flash tank, carrying out temperature and pressure reduction, and carrying out oil-water separation of the kitchen garbage slurry subjected to flash evaporation to obtain oil. The method and the device adopt a kitchen garbage high-temperature high-pressure treatment technology, realize thorough killing of pathogens in kitchen garbage, realize production of floating oil convenient for recovery, and realize an oil recovery rate more than 90%.

The invention provides an energy-saving and environment-friendly method for treating municipal sludge. The method comprises the following steps: doping municipal sludge with a water content of 70-85% with a regulation material with a certain weight proportion to form a fermented sludge material, and then placing the fermented sludge material on three-dimensional fermentation equipment for dynamic aerobic fermentation, wherein the three-dimensional fermentation equipment is composed of 2-40 layers in the vertical direction and 2-40 groups of belt conveying mechanisms in the horizontal direction, and a rotten dry material which is dried to a water content lower than 50% by biological dehydration is used in further environmental protection treatment or resource utilization. The method provided by the invention is simple, small in occupation area and good in fermentation effect, meanwhile, secondary pollution caused by bad smell can be avoided, and the purposes of high efficiency and environmental friendliness are achieved.

The invention provides a sterilizing method for low temperature steam sterilized traditional Chinese medicine, and relates to the technical field of traditional Chinese medicine sterilizing methods. The sterilizing method comprises the following steps: placing traditional Chinese medicine into a sterilizing room; vacuuming the sterilizing room; introducing high-temperature and high-pressure steam into the sterilizing room; when the pressure in the sterilizing room reaches a sterilizing pressure, preheating for stabilizing; continually introducing high-temperature and high-pressure steam, so that the temperature in the sterilizing room rises to a sterilizing temperature; starting sterilization; entering a drying process after finishing the sterilization; drying and standing for 24 hours to wait for the growth of spores; sterilizing once again; repeating the waiting and sterilizing processes after finishing the sterilization; finishing the sterilization. The sterilizing method is convenient to run, energy consumption is lowered greatly, and the original efficacy, characteristic and uniformity of the traditional Chinese medicine are kept; meanwhile, a plurality of bacteria such as molds and escherichia coli in traditional Chinese medicinal powder are killed fully, and a large amount of energy and material resource cost is saved; the sterilizing method is a novel and environment-friendly sterilizing method being worthy of wide popularization.