Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

93results about How to "No foul smell" patented technology

Consumer waste innocent treatment comprehensive utilization technique

A harmless processing comprehensive utilization technology for life garbage is mainly used for solving the technical problems such as non-environmental protection of prior life garbage processing manner. The technical proposal mainly comprises the following steps of: separating and screening raw life garbage to separate recyclable waste materials such as paper, plastic and heavy metals for recycling and reusing, and combustible materials such as plants and waste clothes for burning in a burner; and then crushing the rest garbage, sieving, sorting, adding active bacteria, stirring completely, feeding into a high-temperature fermenter, and fermenting to obtain organic fertilizer and nutrient soil. According to the invention, the full process for processing the life garbage including fermenting, decomposition, deodorization, sterilization, purification, concentration and discharge only takes 18 to 30 hours, the volume of the waste materials can be reduced by about 30% to 70%, and high-quality organic fertilizer and nutrient organic substrate excellent in color, odor and nutrient can be produced. The process is energy-saving and environment-friendly, and can be widely used to process and reuse the life garbage.
Owner:湘潭闯创环保科技有限公司

Method and device for synchronously dehydrating and recycling oil from oil-containing sludge

The invention provides a method and a device for synchronously dehydrating and recycling oil from oil-containing sludge. The method comprises the following steps: mixing oil-containing sludge with a conditioning chemical, and preheating; further heating the oil-containing sludge and the conditioning chemical to carry out a hydrothermal reaction so as to obtain hydrothermal oil sludge; carrying outflash evaporation rapidly to achieve separation of steam, oil gases and solid-phase residues, wherein generated flash vapor is adopted for preheating to achieve heat recycling; carrying out filter pressing dehydration on separated flash evaporation oil sludge, thereby obtaining a solid-phase residue and liquid-phase oil-water mixture; and standing and layering the oil-water mixture, recycling oilfrom an upper layer, and recycling organic wastewater from a lower layer, wherein the conditioning chemical is composed of a heat-sensitive metal oxide, a catalyst and a demulsifier. By adopting theprocess, good reduction and oil recycling effects can be achieved at a low hydrothermal temperature, the reaction energy consumption can be greatly reduced, the COD (Chemical Oxygen Demand) of a generated waste liquid can be greatly reduced, in addition, the toxicity is degraded, and biochemical treatment can be facilitated.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Paper pulping bleaching and waste water purification integration technology

A paper pulping bleaching and waste purification integration technology comprises two technology stages of paper pulping bleaching and waste water purification; wherein the paper pulping bleaching technology stage comprises: (1) slicing; (2) solution preparing; (3) initial reaction by adding enzyme and medicament; (4) deep reaction by adding medicament; (5) sieving, sedimentation and grinding; and (6) pulp washing, bleaching and stabilizing to obtain paper pulp finished product; and the waste water purification technology stage comprises: (1) purification, sedimentation and separation; and (2) concentration, drying and sediment recovery. The invention combines chemistry and biology, pulping and bleaching are completed in the same container in an integration way, neither chorine element is required nor black liquor is produced during pulping and bleaching, COD, BOD, SS and chrominance in pulping water are reduced to the utmost extent, waste water of pulping can be reused in pulp washing after purification treatment, and finally zero discharge or standard discharge of the whole waste water of pulping is realized.
Owner:XIAN TONGRUN BIOTECH

Environment-friendly and harmless novel technology for producing organic fertilizers by utilizing agricultural wastes

The invention discloses an environment-friendly and harmless novel technology for producing organic fertilizers by utilizing agricultural wastes, and relates to a technology for producing the organic fertilizers. The technology comprises three steps of pretreatment, primary fermentation and posttreatment. The specific technological process is as follows: 1, preparing main materials, auxiliary materials and a compound microorganism agent, and mixing and stirring the materials; 2, through adopting a compost aerobic fermentation technology, performing biochemical degradation on organic wastes by utilizing microorganism under an aerobic condition, wherein the critical technology is main fermentation and postfermentation; 3, performing necessary treatment on completely cured organic fertilizers subjected to fermentation process; and 4, spreading the treated fertilizers for air drying, crushing and screening, carrying out quality inspection, weighing and subpackaging. According to the novel technology, the aerobic fermentation technology of microorganism technology is utilized, the high-efficient compound microorganism agent, cow dung and asparagus straws are mixed according to a certain ratio and naturally fermented (heating is not needed) in a fermentation tank, and the high-efficient non-poisonous and harmless organic fertilizers are prepared after 15-20 days.
Owner:SHANGHAI SHENGWEI ORGANIC FERTILIZER CO LTD

Iron-carbon microelectrolysis coupled submerged plant module and application thereof

The invention discloses an iron-carbon microelectrolysis coupled submerged plant module and an application thereof. The module comprises a submerged plant system and an aeration system, the submergedplant system comprises planting baskets and submerged plants, the submerged plants are fixed in the planting baskets, the roots of the submerged plants are wrapped with an iron-carbon filler and are fixed, and the submerged plants are fixed in the planting baskets by ceramsite; and the aeration system is characterized by underground aeration or surface aeration. The iron-carbon microelectrolysis coupled submerged plant module is applied to the repairing of the black and odorous/eutrophic water to significantly reduce the chroma and odor thresholds of the black and odorous/eutrophic water within 2 d, and achieves no foul odor, significant increase of the transparency of the water, the COD removal rate of 70% or above, the ammonia nitrogen removal rate of 95% or above, the denitrification rate of 60% or above, the phosphorus removal rate of 95% or above, the dissolved oxygen concentration of 2.5-5.5 mg/L, the transparency of 35-70 cm and increase of the number of kinds of microorganismsin the water after 10 d.
Owner:SOUTH CHINA UNIV OF TECH

Biological organic fertilizer using orange peel residue as main raw material and preparation method thereof

The invention discloses a biological organic fertilizer using orange peel residue as a main raw material and a preparation method thereof. The biological organic fertilizer comprises the following raw materials in percentage by weight: 65 to 75 percent of orange peel residue, 5 to 8 percent of rice husk, 4 to 5 percent of wood dust, 0 to 5 percent of stevia rebaudiana filter residue, 10 to 20 percent of animal manure, and 1 to 2 percent of micro fertilizer and biological strains. The biological organic fertilizer is prepared by the steps of orange peel residue pretreatment, proportioning, primary degradation, compost ageing treatment, adding of biological functional bacteria at the rear end and the like. Various indexes of the biological organic fertilizer prepared by the method are totally superior to the biological organic fertilizer standards issued by the state; after the biological organic fertilizer is applied to the soil, the water, fertilizer, gas and heat conditions of the soil can be effectively improved, so that the soil becomes loose and fertile and is favorable for cultivation and growth and development of crop roots, the yield is increased, and the product quality is improved; the biological organic fertilizer is particularly suitable to be used as a special biological organic fertilizer for navel orange; and the industrial waste residue of orange juice is changed into valuable, the environment is protected, the comprehensive benefit is improved, and the invention has good economic benefit and ecological benefit.
Owner:GANNAN NORMAL UNIV +1

Organic waste treatment apparatus and method for recycling as a liquid fertilizer

An apparatus for treating organic wastes material and a method for recycling as a liquid fertilizer is disclosed, in which the parasites and pathogens are all annihilated, and the treatment can be carried out at a relatively low cost. The aerobic thermophilic digestion bacteria are added into a closed treatment tank, and the tank accommodates an organic wastes slurry which includes animal manure, kitchen waste, sewage and the like. Then the treatment tank is aerated for promoting the proliferation of the aerobic thermophilic digestion bacteria. Thus, the organic wastes slurry is treated with a thermophilic fermentation. Then photo-tropic bacteria are added to convert the organic waste slurry into a liquid fertilizer. The slurry type organic waste are decomposed by utilizing the aerobic thermophilic digestion bacteria which stably flourishes at about 60 DEG C. Then the decomposing is continued by utilizing the photo-tropic bacteria, thereby finally obtaining the product in the form of a liquid fertilizer. The decomposing treatment can be continued for a long time at a high temperature, and the fermentation can be finished in a relatively short period of time without generating any foul odors. Further, parasites and pathogens can all be annihilated.
Owner:EIB +1

Method for preparing biological organic fertilizer by using fermentation tank

The invention discloses a method for preparing a biological organic fertilizer by using a fermentation tank. The method comprises the following steps of: (1) preparing a biological organic fertilizer fermentation tank; (2) mixing 60 to 70 weight percent of sludge, 30 to 40 weight percent of organic matters and 2 to 8 kinds of beneficial strains; (3) feeding the mixed materials into the fermentation tank, and fermenting in a sealed negative pressure environment; (4) controlling a heating mechanism, a humidifying mechanism, a turning, polishing and aerating mechanism and a strain adding mechanism to heat and humidify the materials, add the strains and turn, polish and aerate the materials in a reaction tank by using an automatic control system; and (5) extracting stink generated in the reaction tank by using an air extractor, feeding into environment-friendly equipment for treating, and fermenting and decomposing the materials in the reaction tank for 15 to 17 hours to obtain the biological organic fertilizer. By the method for preparing the biological organic fertilizer, fermentation time is short, the fertilizer is quickly discharged, production efficiency is high, the materials are driven to move forwards by a conveying belt, feeding, fermenting and discharging are connected, and the method is suitable for industrial production; and the stink is not generated in the production process, so the method is environment-friendly.
Owner:桂林润泰生物科技有限公司 +1

Rose-added cat sand with fresh scent and processing technology for same

The invention relates to a type of rose-added cat sand with a fresh scent. The cat sand is characterized by comprising constituents including 50-85 parts of plant wood bits, 5-10 parts of starch, 3-5 parts of antibacterial agent, 8-10 parts of sodium bicarbonate, 4-5 parts of binder, 1-2 parts of super absorbent resin, 2-4 parts of roses and 5-10 parts of water. The cat sand provided by the invention has the beneficial effects that the density of the cat sand is low; expansion moisture absorptivity is high; the cat sand is biodegradable and has a high anti-bacterial property; bacteria breeding does not take place easily; and the cat sand has the fresh rose scent, so that no foul smell is generated after the cat sand adsorbs urine and faeces.
Owner:YANTAI CHINA PET FOODS GRP

Method for preparing organic fertilizer by taking wet garbage as raw material

The invention relates to the technical field of garbage treatment, and discloses a preparation method of an organic fertilizer by taking wet garbage as a raw material, which comprises the following steps: S1, pulverizing the wet garbage by a pulverizer, and forming slurry by a material preparation tank; S2, performing a hydrothermal oxidation reaction on the slurry through an oxidation reaction tank; S3, separating gas in the wastewater through a gas-liquid separation tank; S4, carrying out filter pressing on the wastewater by virtue of a filter press; and S5, drying the filter cake through adryer. The pulverizer disclosed by the invention is used for pulverizing wet garbage; carrying out hydrothermal oxidation reaction on the wet garbage in sequence through an oxidation reaction tank ina high-temperature and high-pressure environment; the organic matters in the wet garbage decompose humic acid, formic acid, acetic acid, lactic acid and the like and are dissolved in the wastewater, the wastewater is sequentially subjected to filter pressing and drying through the filter press and a dryer, water fertilizer and solid organic fertilizer particles are obtained, the reaction time is short, the processing efficiency is high, no foul smell exists, waste heat can be recycled, and the production cost is low.
Owner:淄博询知方技术开发有限公司

Harmless treatment technology for household garbage

The invention discloses a harmless treatment technology for household garbage. The harmless treatment technology mainly solves the technical problems that an existing household garbage treatment method is not environment-friendly and the like. According to the technical scheme of the harmless treatment technology, firstly, a raw material of the household garbage is sorted and screened, recyclable waste articles such as paper, plastic and heavy metal are sorted out and recycled, a combustible such as plants and waste clothes are sorted out and are conveyed to a combustor to be combusted; and then the rest of the garbage is crushed and screened and then is classified, active bacteria are added into the classified garbage, and the active bacteria and the classified garbage are uniformly stirred and then are conveyed to a high-temperature fermentation machine to be fermented so as to prepare organic fertilizer nutrient soil. The harmless treatment technology has the advantages that the whole process that the household garbage is fermented, decomposed, deodorized, sterilized, purified, concentrated and discharged only needs 18-30 hours, the volume of the garbage can be decreased by about 30-70%, and a high-quality organic fertilizer with excellent color, smell and nutrients and a nutritional type organic matrix can be produced; and the harmless treatment technology is energy-saving and environment-friendly and can be widely applied to treatment and reutilization of the household garbage.
Owner:王立兵
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products