Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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05/08/2013 | CN202921065U Pulse airflow sewage disposal device for bag type filter basin |
05/08/2013 | CN103097308A Anaerobic digestion method |
05/08/2013 | CN103097307A Purifier comprising a solids separation device, and method for wastewater purification |
05/08/2013 | CN103097306A Membrane bioreactor process |
05/08/2013 | CN103097305A Waste water treatment apparatus |
05/08/2013 | CN103097303A Composition for triggering microbiological processes in water and method of producing the same |
05/08/2013 | CN103094598A Integrated nitrification-denitrification microbial fuel cell |
05/08/2013 | CN103094597A Microbial fuel cell with function of efficiently and synchronously removing nitrogen and carbon |
05/08/2013 | CN103092079A Method of controlling sequencing batch activated sludge process (SBR) intelligently based on fully coupling activated sludge models (FCASMs) and embedded system |
05/08/2013 | CN103087966A Efficient degrading microbial inoculum for regenerated papermaking wastewater and preparation method thereof |
05/08/2013 | CN103087958A Pyridine degradation bacterium and application thereof |
05/08/2013 | CN103087957A Genetically engineered bacterium for rapidly degrading methyltestosterone and application thereof |
05/08/2013 | CN103087952A Formaldehyde degradation bacterium and use thereof |
05/08/2013 | CN103087945A Heavy-metal-resisting microbial agent, preparation method and application thereof |
05/08/2013 | CN103087938A Application of medium for rapid propagation of photosynthetic bacteria in slightly polluted water |
05/08/2013 | CN103087920A Mixotrophic scenedesmus and application thereof in sewage resource treatment |
05/08/2013 | CN103087918A Aerobic denitrifying fungicide, preparation and applications thereof |
05/08/2013 | CN103086578A Method for treating quintavalent-antimony-containing wastewater with sulfate mixed bacteria |
05/08/2013 | CN103086572A Pretreatment method of high-concentration synthesis pharmaceutical wastewater |
05/08/2013 | CN103086525A Self-suction three-mixing pipe two-level jet aeration device |
05/08/2013 | CN103086520A Device and a method for producing biodiesel in a coupling way by treating livestock and poultry breeding wastewater |
05/08/2013 | CN103086519A Immobilized microorganism sewage treatment process |
05/08/2013 | CN103086518A Polymer flooding oilfield produced water hydrolytic acidification processing method and system |
05/08/2013 | CN103086517A Method for treating cadmium-containing wastewater with calcified algae |
05/08/2013 | CN103086516A Sewage treatment method of vertical current mangrove forest constructed wetland ecosystem |
05/08/2013 | CN103086515A Combined curve-shaped three-dimensional floating island |
05/08/2013 | CN103086514A Method for performing water quality purification and slope protection by applying novel wave attenuation and slope protection block |
05/08/2013 | CN103086513A Ecological ditch for increasing utilization rates of N and P in farmland by controlling agricultural non-point source pollution |
05/08/2013 | CN103086512A Method for controlling anaerobic digestion of easily-degradable organic wastes through utilizing intermittent micro-aeration |
05/08/2013 | CN103086511A Method for enhancing nitrogen and phosphorus removal of urban sewage by sludge fermentation |
05/08/2013 | CN103086510A Membrane separation active sludge treatment method and membrane separation active sludge treatment device |
05/08/2013 | CN103086509A Nitrogen and phosphor removal treatment method, and nitrogen and phosphor removal treatment apparatus |
05/08/2013 | CN103086508A Microbial fuel cell wastewater treatment system for improving nitrogen removal effect |
05/08/2013 | CN103086507A Denitrification and precipitation integrated sewage treatment device and treatment process thereof |
05/08/2013 | CN103086506A Sewage treatment device |
05/08/2013 | CN103086505A Device and method for strengthening impact resisting load of anaerobic treatment wastewater |
05/08/2013 | CN103086504A System and method for reinforcing mass transfer effect of medium in water |
05/08/2013 | CN103086503A PACT (powdered activated carbon treatment) process and device, and activated carbon-microbial zoogloea culture method using same |
05/08/2013 | CN103086502A Rapid styrene butadiene rubber (SBR) nitrosoation recovery method |
05/08/2013 | CN103086501A Double-layer filter material biological aerated filter |
05/08/2013 | CN103086500A Vertically lateral flow stored sewage filter |
05/08/2013 | CN103086499A Biological membrane device for improving water environment and lowering bait cost of aquaculture pond |
05/08/2013 | CN103086498A Ecological brick for purifying water |
05/08/2013 | CN103084143A Two-pore zeolite microsphere and preparation method thereof |
05/08/2013 | CN103084067A Hollow fiber membrane biological reaction component and membrane biological reaction device |
05/08/2013 | CN103081684A Aquatic plant planting method for water body purification |
05/08/2013 | CN102730912B Integrated sewage-sludge treatment method |
05/08/2013 | CN102689990B Method for controlling water quality in shrimp pool by using bacillus and bagasse |
05/08/2013 | CN102557236B Weak stream river side ditch repair system with pollutant reduction and landscape utilization functions |
05/08/2013 | CN102515440B Device and method for conducting depth denitrification treatment on landfill leachate |
05/08/2013 | CN102491587B Method and device for treating early urban landfill leachate |
05/08/2013 | CN102491499B VT-MBR (Vertical Tubular-Membrane Bioreactor) |
05/08/2013 | CN102381816B Anaerobic membrane biological reaction apparatus and sewage treatment technology thereof |
05/08/2013 | CN102336505B Preservation method for anaerobic ammonium oxidation granular sludge |
05/08/2013 | CN102336469B Membrane bioreactor and sewage treatment device |
05/08/2013 | CN102249403B Method for preparing modified coal gangue-pulverized fuel ash composite filling for purifying sewage |
05/08/2013 | CN102211810B Preparation method of modified volcanic filling material for sewage purification |
05/08/2013 | CN102190398B Coking wastewater treatment method |
05/08/2013 | CN102154147B Bacillus pumilus LC01 laccase and application thereof |
05/08/2013 | CN101985376B Method for removing carbon and nitrogen pollutants in waste water in one step |
05/08/2013 | CN101880147B Steel slag eco-concrete, steel slag eco-concrete product and preparation method thereof |
05/08/2013 | CN101624226B Method and reactor for removing nitrate through catalytic electrochemical biological hydrogen autotrophic denitrification |
05/07/2013 | US8435409 Activated sludge process in wastewater treatment |
05/02/2013 | WO2013062057A1 Screen device for wastewater treatment tank and wastewater treatment method |
05/02/2013 | WO2013061752A1 Method for treating waste water |
05/02/2013 | WO2013060992A1 Method for upgrading waste and corresponding device |
05/02/2013 | WO2013059868A1 Portable sewage collection system |
05/02/2013 | WO2013034942A3 Small installation for biological wastewater treatment with improved efficiency |
05/02/2013 | US20130105410 Wastewater treatment |
05/02/2013 | US20130105391 Design of modules for use in and operation of a membrane biofilm reactor with reduced biofouling |
05/02/2013 | US20130105390 Low Mean Cell Residence Time Anaerobic Digestion Process |
05/02/2013 | US20130105389 Water treatment method and ultrapure water production method |
05/02/2013 | US20130105388 Advanced Biologic Water Treatment Using Algae |
05/02/2013 | CA2852751A1 Portable sewage collection system |
05/01/2013 | EP2586749A1 Self-rinsing water purification assembly |
05/01/2013 | EP2586748A1 Freshwater-generating device, and freshwater-generating method |
05/01/2013 | EP2585407A2 Advanced biologic water treatment using algae |
05/01/2013 | CN202916602U Automatic control device for intermittent drainage of blowers |
05/01/2013 | CN202913402U Composite algae blocking enclosure for floating plants |
05/01/2013 | CN202912807U Miniature unpowered ecological treatment pond |
05/01/2013 | CN202912806U Miniature unpowered ecological treatment pond |
05/01/2013 | CN202912804U Constructed wetland and sewage treatment system |
05/01/2013 | CN202912770U Biological fluidized bed proliferation reactor |
05/01/2013 | CN202912769U Solar microbe reaction tank |
05/01/2013 | CN202912768U Efficient constructed wetland system |
05/01/2013 | CN202912767U Combined reactor for domestic sewage |
05/01/2013 | CN202912766U Organic wastewater biological reactor |
05/01/2013 | CN202912765U Improved combined oxidation ditch |
05/01/2013 | CN202912764U Biological sewage treatment device for stirring by using anaerobic gas |
05/01/2013 | CN202912763U Efficient microporous pipe type aeration disc |
05/01/2013 | CN202912762U Energy-saving control device for aeration system of waste water biochemical pool |
05/01/2013 | CN202912761U Gas stripping biological sludge fluidized bed |
05/01/2013 | CN202912760U Sewage treatment tank with heating function |
05/01/2013 | CN202912759U Biological aerated filter with bundling filler |
05/01/2013 | CN202912758U Combined aeration biological filter pond |
05/01/2013 | CN202912757U Clamping groove for membrane bioreactor (MBR) membrane |
05/01/2013 | CN202909652U Agitating tank |
05/01/2013 | CN103080022A Method for utilizing internally generated biogas for closed membrane system operation |
05/01/2013 | CN103080014A Aeration device and seawater flue gas desulfurization device provided with same |
05/01/2013 | CN103080012A Method for treating wastewaters from the reprocessing of crude aromatic nitro compounds |