135results about How to "Reduce bacteria" patented technology

A filter and filter material for providing or treating potable water is provided. The filter includes a housing having an inlet and an outlet, a filter material disposed within the housing, the filter material formed at least in part from a mixture of a plurality of mesoporous and microporous activated carbon particles. Preferably, at least some of the mesoporous activated carbon filter particles are coated with a cationic polymer, and even more preferably, at least some of the particles are coated with a cationic polymer and silver or a silver containing material. Kits comprising filters and information relating to the reduction, killing or removal of bacteria, viruses, microbials, and TTHM are also provided.

Apparatus and method for recovering organic cellulosic fibers from landfill materials (such as post consumer, municipal and industrial waste materials). The apparatus and method selectively introduces waste materials containing organic cellulosic fibers into a size reduction machine. The pre-cleaned waste materials are conveyed to a tank, drum, or tunnel type fiber recovery apparatus. The waste materials are subjected to mechanical and fluid fiberization for a selected period of time to produce useful products, such as cellulosic insulation with a total ash content equal to or less than 10%, as well animal and fowl bedding products that is substantially devoid of moisture content, among other products.

The invention relates to a process for reclamation and utilization of oil refining sewage, wherein the the oil refining sewage water is processed in the following steps after second level biological chemical treatment, sending the sewage into aeration biological filter for treatment and then transferring it into coagulation basin, filling coagulating agent and coagulant aid to accelerate the agglomeration of the colloid particles, seding into sedimentation basin for deposition and segregation, adding chlorine to the deposited and segregated water for removing ammonia nitrogen, then performing fiber filter filtration, ozonization, activated charcoal filter filtration, and sterilization by chlorine before being sent into industrial pipe network or as the supply water for circulated water to be sent into circulating water system.

The present invention is directed to method for reducing a population of a target pathogen in an animal or within a feedlot. The method involves administering one or more than one controlled release bacteriophage strain or phage component, or both, to the animal, so that the one, or more than one bacteriophage strain is released in vivo and adsorbs to the one or more than one target pathogen, thereby reducing the one, or more than one pathogen from the animal. The controlled release bacteriophage strain or phage component may be administered as a treatment dose prior to further processing of the animal, a treatment dose followed by a maintenance dose, or a maintenance dose, to manage feedlot target pathogens.

A material comprising at least one polymer and at least one sensitizer wherein the sensitizer is localised at a surface of the material wherein the sensitizer is an agent or compound able to provide improved anti-bacterial and / or anti-viral activity following exposure of the sensitizer to a particular wavelength or range of wavelengths of electromagnetic radiation.

The present invention relates to the field of bacteriology. In particular, the present invention provides compositions (e.g., comprising a lantibiotic and mupirocin or gentamicin) and methods of treating (e.g., killing or inhibiting growth of) bacteria. For example, the present invention provides pharmaceutical compounds (e.g., comprising a lantibiotic and mupirocin or gentamicin) and methods of using the same in research, therapeutic and drug screening applications.

The invention discloses a multifunctional environment-friendly sewage treatment compound agent and preparation and application methods thereof. The multifunctional environment-friendly sewage treatment compound agent is composed of two or three of the following components including, by weight part, 50-85 parts of compound flocculant, 10-35 parts of composite oxidant and 5-15 parts of complex enzymes. The multifunctional environment-friendly sewage treatment compound agent can be widely applied to sewages of different concentrations from food processing, bio-pharmacy, daily life, breeding and chemical industry to rapidly remove contained matters such as suspensions, COD (chemical oxygen demand), BOD (biological oxygen demand) and hazardous and toxic substance. The multifunctional environment-friendly sewage treatment compound agent is high in biodegradability, free from secondary pollution, low in price and easy to purchase; processed sewages can be directly cleaned and discharged or recycled to synchronously achieve reduced and recycle utilization of sludge. Therefore, the multifunctional environment-friendly sewage treatment compound agent has the advantages of being economical, environmentally friendly, green, efficient, wide in applicability and high in functionality.

The invention provides a food adsorption and antibacterial pad. The food adsorption and antibacterial pad is composed of a low-density polyethylene plastic film and an inner adsorption antibacterial layer, wherein fine holes are punched in the upper surface of the low-density polyethylene plastic film; the inner adsorption antibacterial layer is composed of an antibacterial coating and an adsorption layer; the antibacterial coating is fitted on the upper surface of a first non-woven fabric in a coating manner; the adsorption layer is uniformly sealed between the lower surface of the first non-woven fabric and the upper surface of a second non-woven fabric. The food adsorption and antibacterial pad has the advantages that the design is ingenious; the food adsorption and antibacterial pad has three functions of absorbing water, adsorbing objectionable odor and resisting bacteria, and can be used for absorbing liquid oozed by chilled fresh meat which is stored for a long time; the relative humidity in packages is reduced and the bacteria and the peculiar smell are reduced; the guarantee period of the chilled fresh meat on a tray is prolonged; the preparation method has a simple process and is convenient to operate.

Oral care compositions, systems, and methods of using and forming the compositions and systems are disclosed. The composition includes a surfactant and / or a foaming agent to cause the composition to foam prior to administration to an oral cavity. The foaming composition readily and quickly reaches interstitial areas within the oral cavity and at a gum line. In addition, the foaming action makes the composition enjoyable for use by children, which, in turn, encourages compliance with use.

The invention discloses a bag-cultivated angle pulling bud promoting method for producing pleurotus errngil. The method comprises making of fungus bags, inoculation, cultivation, angle pulling bud promotion, bud correction, breeding and the like. An appropriate small fruiting environment is constructed by angle pulling bud promotion, so that the contradiction between humidity increment and ventilation capacity can be effectively coordinated, and the consumption of energy is reduced; meanwhile, the young bud forming area can be controlled, the number of young buds is further controlled, and nutrients for the fungus bags are greatly saved; the growth conditions of the young buds are greatly different by pulling angles, so that preponderant buds are subsequently formed, the workload of the bud correcting operation can be reduced, and the difficulty of the bud correcting operation is reduced; a scratching operation is not required, so manpower can be remarkably saved; and the method is an effective alternative technology for the conventional methods for producing the pleurotus errngil.

The invention discloses an air cleaning device capable of conveniently treating deposited dust, which solves the problem that deposited dust is difficult to treat in the current air cleaner. The air cleaning device capable of conveniently treating deposited dust, comprises a machine body, an air inlet and an air outlet, and an ultraviolet tube, a fan, a fan motor, an active carbon filter layer and an anion generator are arranged in the machine body. The air cleaning device is characterized in that a drawer capable of storing deposited dust is arranged in the machine body, thus solving the long-time problem that deposited dust is difficult to treat.

The invention provides a graphene printing paste and a preparation method thereof. The graphene printing paste is prepared from the following components in percentage by mass: 0.5% to 12% of graphenemicrocapsule, 0.1% to 5% of sodium alginate, 1% to 5% of thickener, 0.1% to 5% of dye, 0.5% to 3% of calcium carbonate, 0.01 to 0.05% of sodium hydroxymethyl cellulose, 0.1 to 0.5% of urea, and the balance of water. The graphene printing paste has the advantages that by adding the graphene microcapsule into the printing paste, and optimally proportioning with other components, the printing fabricwith exquisite patterns can be produced by the traditional printing technology; the obtained printed fabric has good permeability and firm coloring property, and the water fastness can reach grade 4 or above; the antibacterial property, anti-ultrasonic property and the like are excellent, the number of bacteria on clothes is greatly reduced, the anti-ultraviolet property of the fabric is improved,and the health of a human body is protected.

The invention discloses a laying hen feed capable of reducing the egg cholesterol content. The laying hen feed is prepared through raw materials in weight of 1-2 parts of grape skin, 3-5 parts of apple pomace, 1-2 parts of alfalfa, 4-6 parts of silkworm chrysalis meal, 0.6-0.9 part of onion, 0.1-0.2 part of prickly ash seeds, 1.4-1.5 parts of garlic, 0.1-0,2 part of compound enzyme preparation, 7-9 parts of corn starch, 24-28 parts of rice husk, 6-8 parts of rock flour and 2-3 parts of a compound antibacterial and deodorant material; according to the laying hen feed, additives such as grape skin, apple pomace, alfalfa, onion and garlic have certain lipid decreasing and sterilization effects, so that the cholesterol content in an egg can be reduced; the use of the compound enzyme preparation can improve the feed use ratio, the disease resistance of a hen can be enhanced, diarrhea is reduced, accordingly, hen manure drying is reduced, and odor and bacteria are reduced.

The invention discloses a fresh-preservation method for figs. The method comprises the following steps: (1) preparation of a preservative; (2) fig fruit washing; (3) precooling treatment; (4) fig fruit treatment; (5) packing and transportation. According to the method, through fig fruit washing and freezing treatment, as well as protection of the special non-toxic edible preservative, the fresh-preservation time of the figs is greatly prolonged; the good fruit rate is greater than 95% and the rotting rate is smaller than 3% after figs are preserved for 12 days at room temperature; the good fruit rate is greater than 98% and the rotting rate is smaller than 1% after the figs are preserved in a refrigerating box after 30 days; the method is simple, raw materials are easy to obtain, safety and environment protection are realized, the fresh preservation effect is good, the method is suitable for fresh preservation of a large quantity of figs needing to be preserved for a long time, and a powerful technical support is provided for fresh preservation of the figs during production.

The invention discloses a bio-enzyme liquid laundry detergent, which comprises the following active components by weight percentage: 0.05%-13% of microbial protease; 0.1%-10% of a bactericide; 8%-70% of a surfactant; and the balance processing aids. The bio-enzyme liquid laundry detergent provided by the invention can remove protein based stains and reduce clothing bacteria.

The invention discloses a breeding method for improving the disease resistance ability of giant salamanders. The breeding method comprises the steps of pond building, putting preparation, juvenile fish putting, feed putting, water control management and breeding management. By the adoption of breeding method of the giant salamanders, the immunocompetence and survival rate of the giant salamanders can be improved. According to the method, an escape preventing net is arranged in the pond building process, the problem of giant salamander escape is solved, disinfection treatment and aquatic plant planting are performed before putting, bacteria in water are decreased, and a giant salamander breeding environment is improved. In the breeding process, a home-made special giant salamander feed is adopted for feeding, the nutrients required for giant salamander growth can be not only ensured, the disease resistance ability can be also improved, the survival rate can be improved, and finally a pond is suitable for giant salamander growth through water control management and breeding management.

The invention discloses a functional straw mattress, which comprises straw filaments, straw base cloth and a rear adhesive layer, wherein the straw filaments are fixed on the straw base cloth; the rear adhesive layer is coated on the rear side of the straw base cloth; and a fragrant material is stored in the straw filaments, the straw base cloth or the rear adhesive layer. The functional straw mattress provided by the invention has fragrance and has an effect of refreshing air.

The invention discloses a wholly ecological vegetable planting method. The wholly ecological vegetable planting method includes the following steps of 1, planting management, wherein stem vegetables, leaf vegetables and melon and fruit vegetables are selected to be subjected to crop rotation, and weeding and watering are conducted regularly; 2, field management, wherein after the vegetables are harvested, a microbial agent is sprayed on residual vegetable branches, then, the residual vegetable branches are evenly laid in soil, a cultivator is adopted to plough the soil, then, the soil is decayed, and after organic fertilizer, chitosan, soluble protein, alkaline phosphatase and urease are applied, the soil is tedded and prepared into furrows; 3, disease and pest prevention and treatment, wherein insecticidal lamps are arranged on the surface of a vegetable field in coordination with attractant to eliminate pests, an electromagnetic radiation emission device is arranged on a planting area, and electromagnetic radiation is adopted to kill the pests at night. According to the wholly ecological vegetable planting method, the stem vegetables, the leaf vegetables and the melon and fruit vegetables are adopted to be subjected to the crop rotation, and different kinds of vegetables are different in root-system depth and in fertilizer absorption and application. The wholly ecological vegetable planting method has the advantages of being comprehensive in fertilizer absorption, high in fertilizer utilization rate and high in vegetable yield.

The invention discloses an ecological wetland device which is characterized by comprising a protection system (1), a purification system (2) and a control system (3), wherein the purification system (2) and the control system (3) are arranged in the protection system (1); the protection system (1) comprises an outer basin (11); an inner basin (12) is arranged in the outer basin (11); a plurality of holes (18) are formed at the bottom of the inner basin (12); a support shaft (13) is vertically arranged in the center of the inner basin (12); and a support platform (14) for accommodating the control system (3) is arranged in the middle of the support shaft (13). The ecological wetland device disclosed by the invention is simple in structure and convenient to assemble and detach, and can conveniently move to other polluted areas for purification in the next stage; and the effect of purifying water movably can be achieved with low manual moving expense.

The invention discloses a high-efficiency dredging device for water conservancy engineering. The high-efficiency dredging device comprises a base, a dredging pump is fixedly installed on the base, anda mud pump is fixedly mounted on the base. The mud pump is connected with a collecting placing box through a mud outlet pipe. The collecting placing box is further provided with a coagulant reactionwater tank, and the coagulant reaction water tank communicates with the collecting placing box through a connecting pipe. A first rotating rod is driven to rotate by the dredging pump, and the first rotating rod drives gears in a gear box to rotate, so that shoveling plates can be driven to rotate, and then sludge can be easily shoveled and removed; and meanwhile, the sludge can be cleaned by theaction of the mud pump. Raw materials in the coagulant reaction water tank is introduced into the collecting placing box, and then stirring is carried out by stirring blades, so that the sludge in thecollecting placing box can be well treated. Liquid medicine is sprayed into a dredging pipeline through a medicine spraying box, so that bacteria in the sludge pipeline can be reduced, and the safetyof use is greatly improved.

Gram negative bacterial virulence genes are identified, thereby allowing the identification of novel anti-bacterial agents that target these virulence genes and their products, and the provision of novel gram negative bacterial mutants useful in vaccines.

The invention provides a suspended type air purification device which solves the problem that the traditional air purifier influences people in space. The suspended type air purification device comprises an air inlet, an air purification part, an air outlet and fixing parts. The suspended type air purification device is characterized in that the fixing parts are arranged at the upper end of the air purification part, form two pyramid shapes and mutually correspond end to end; and the fixing parts are used for fixing the air purification device on a ceiling through fixing pieces such as screws.

The invention discloses a cultivation method of freshwater crayfish and relates to the technical field of aquaculture. The cultivation method of the freshwater crayfish comprises the following steps: performing disinfection treatment and planting of aquatic plants before stocking to reduce bacteria in water; cleaning young crayfish with saline before stocking to eliminate parasites and pathogenic bacteria; and scientifically throwing and feeding bait and performing water quality disease management in the cultivation process, so that the oxygen content of the water body is effectively guaranteed in the growing process of the crayfish, an innocent ecological environment is established, the resistance of the crayfish is enhanced, the disease infection probability of the crayfish is effectively reduced, the survival rate of the crayfish is increased, and the economic benefit is increased.

The invention discloses a buried four-station-in-one purification treatment device for medical waste. The device comprises a household garbage throwing area, a medical waste classifying and packagingarea, a sludge lifting and drying treatment area, a foul gas treatment area and a sewage treatment area, wherein the household garbage throwing area is arranged at the upper end of the right side of the purification treatment device and is used for packaging household garbage; the medical waste classifying and packaging area is arranged on the left side of the household garbage throwing area and used for classifying and packaging metal, nonmetal and plastic garbage; the sludge lifting and drying treatment area and the foul gas treatment area are both arranged on the right side of the medical waste classifying and packaging area, and the foul gas treatment area is arranged on the front side of the sludge lifting and drying treatment area; and the sewage treatment area is arranged below thepurification treatment device and is used for collecting waste liquid and waste gas. According to the device, a medical waste gas station, a waste water station and a solid waste station which carry germs and viruses are integrated in the same device, so comprehensive treatment of waste gas, waste water and solid waste is realized; and the device has the advantages of reducing intermediate links,improving the medical environment and facilitating implementation and management.

The present invention discloses a preservative formulation comprising the combination of at least two compounds having bactericidal and / or fungicidal properties, wherein the respective combination is selected from the group consisting of methylisothiazolinone / piroctone olamine; caprylyl glycol / dehydroacetic acid; undecanol / dehydroacetic acid and lauryl alcohol / sorbic acid.

The invention provides a biological bacterial fertilizer special for peanut planting and a preparation method of the biological bacterial fertilizer. The biological bacterial fertilizer is characterized by comprising, by weight, 20-30 parts of biological carbon, 70-80 parts of cake fertilizer, 5-10 parts of humic acid, 8-15 parts of perlite, 40-50 parts of dry cow dung, 3-5 parts of shell powder,10-15 parts of purslane, 15-25 parts of whole alfalfa plants, 20-30 parts of urea, 15-25 parts of calcium superphosphate and 4-8 parts of biological agent. An organic fertilizer serves as the main fertilizer, and a small quantity of chemical fertilizer and biological fungicide are added, so that damage of the chemical fertilizer to soil is reduced. The biological fungicide is used for killing bacteria in the soil, and the activity of beneficial bacteria is improved, so that the purposes of preventing and treating diseases of peanuts are achieved, and the planting yield of the peanuts is improved.

Contacting fresh fruits and fresh vegetables with an aqueous solution containing an effective amount of a neutralized silicate reduces bacterial and or fungal contamination of the fresh fruits and fresh vegetable product or retards bacterial and or fungal growth on the fresh fruits and fresh vegetable product or both without any loss to the organoleptic properties or shelf life of the product.