| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 06/12/2013 | CN102603124B Two-phase two-period anaerobic organism reactor for processing wastewater |
| 06/12/2013 | CN102533590B Bacillus subtilis for removing phosphorus in sewage at low temperatures and isolation and culture method |
| 06/12/2013 | CN102516563B Method for preparing micro magnetic carrier, micro magnetic carrier and active sludge immobilization method |
| 06/12/2013 | CN102502949B Method for improving activity of nitrification function microbiology in activated sludge through feeding iron hydroxide during in situ preparation |
| 06/12/2013 | CN102491517B Anaerobic and aerobic sewage treatment unit and sewage treatment method |
| 06/12/2013 | CN102491510B Membrane up-flow aerobic bioreactor (MUAR) |
| 06/12/2013 | CN102432110B River sediment biology base degradation composite and application thereof |
| 06/12/2013 | CN102414131B Method for controlling oxygen supply for treating wastewater, and facility for implementing same |
| 06/12/2013 | CN102372397B Biological sewage treatment device |
| 06/12/2013 | CN102344227B Hairwork waste water cyclic utilization device and treatment method thereof |
| 06/12/2013 | CN102285713B Membrane bioreactor and water treatment control method thereof |
| 06/12/2013 | CN102250805B High-density culture method of composite microbial agent for papermaking wastewater treatment |
| 06/12/2013 | CN102225870B Attapulgite clay porous ceramsite, and preparation method and purpose thereof |
| 06/12/2013 | CN102208668B Liquid-solid fluidized bed microbial fuel cell hydrogen production device |
| 06/12/2013 | CN102084842B Method for controlling algae in freshwater pond by cultivating mullets |
| 06/12/2013 | CN102007076B A phytosystem for treatment of sewage |
| 06/12/2013 | CN101851592B Mixing hydrogen production self-flocculating bacterium particle and culture method thereof |
| 06/12/2013 | CN101654299B Aeration air quantity controller for sewage treatment plant |
| 06/12/2013 | CN101616729B Horizontal agitator and method for producing a flow in a clearing basin using the horizontal agitator |
| 06/12/2013 | CN101616728B Horizontal agitator and method for producing a flow in a clearing basin using the horizontal agitator |
| 06/12/2013 | CN101525182B Clogging-prevention horizontal-flow wetland and waste water treatment method |
| 06/11/2013 | US8460900 Methods to degrade sludge from pulp and paper manufacturing |
| 06/11/2013 | US8460548 Rotating biological contactor apparatus and method |
| 06/11/2013 | US8460547 Hollow porous microspheres |
| 06/11/2013 | CA2704433C Biosolids-based food additive for animal feed and methods of production |
| 06/11/2013 | CA2703065C Liquid-solid fluidized bed waste water treatment system for simultaneous carbon, nitrogen and phosphorus removal |
| 06/06/2013 | WO2013082467A2 Method and system for ozone vent gas reuse in wastewater treatment |
| 06/06/2013 | WO2013082132A1 Gas injection method and apparatus |
| 06/06/2013 | WO2013082059A2 Method and system for enhancing mass transfer in aeration/oxygenation systems |
| 06/06/2013 | WO2013081996A1 Method and apparatus for treatment of water-borne contaminants |
| 06/06/2013 | WO2013081977A1 Method and system for sludge ozonation in a wastewater treatment system |
| 06/06/2013 | WO2013081674A1 Methods and systems for sewage sludge treatment |
| 06/06/2013 | WO2013081258A1 Method for producing liquefied manure from livestock excretions by an autothermal aerobic process using bacillus sp. |
| 06/06/2013 | WO2013079909A1 Methods and systems for biodegradable waste flow treatment using a transport fluid nozzle |
| 06/06/2013 | WO2013079075A1 Biological treatment tank or tank series with air-lift and biocarriers |
| 06/06/2013 | WO2012079201A8 Selenium recovery from bioreactor sludge |
| 06/06/2013 | US20130140231 Method and system for sludge ozonation in a wastewater treatment system |
| 06/06/2013 | US20130140230 Novel systems and methods for converting gaseous byproducts of wastewater treatment into energy |
| 06/06/2013 | US20130140229 Stormwater Filtration Systems |
| 06/06/2013 | CA2857412A1 Biological treatment tank or tank series with air-lift and biocarriers |
| 06/06/2013 | CA2855143A1 Gas injection method and apparatus |
| 06/06/2013 | CA2850533A1 Method and apparatus for treatment of water-borne contaminants |
| 06/05/2013 | EP2599754A1 System and method for treating water |
| 06/05/2013 | CN202977610U Microbial fuel cell device of filler type plant electrode |
| 06/05/2013 | CN202971622U Multi-rod driving coupler |
| 06/05/2013 | CN202968323U Biological-ceramsite coupled photocatalysis water purifier |
| 06/05/2013 | CN202968310U Combined type artificial wetland system for municipal wastewater treatment |
| 06/05/2013 | CN202968307U Modular biological rotating disk wastewater treatment system |
| 06/05/2013 | CN202968266U Plug-flow aerator for biological sewage treatment |
| 06/05/2013 | CN202968265U Suspended type underwater flow impeller |
| 06/05/2013 | CN202968264U Efficient and energy-saving aeration system |
| 06/05/2013 | CN202968263U Aerator |
| 06/05/2013 | CN202968262U Novel aerator |
| 06/05/2013 | CN202968257U Device for automatically adding high-efficiency microorganism strain into water |
| 06/05/2013 | CN202968256U Novel ecological floating bed for strengthening river purifying capacity by utilizing artificial waterweeds |
| 06/05/2013 | CN202968255U Ecological landscaping floating island |
| 06/05/2013 | CN202968254U Anerobic biochemical-aerobic biochemical linkage experiment device |
| 06/05/2013 | CN202968253U Combined type biological membrane device for efficiently governing contaminated surface water |
| 06/05/2013 | CN202968252U COD (Chemical Oxygen Demand)-N shared-pool synchronous degrading device for high-concentration wastewater |
| 06/05/2013 | CN202968251U Vertical internal-circulating integrated wastewater treating equipment |
| 06/05/2013 | CN202968250U Efficient anaerobic reaction tank |
| 06/05/2013 | CN202968249U Anaerobic water jetting and stirring device for wastewater treatment |
| 06/05/2013 | CN202968248U Dual-backflow improved EGSB (Expanded Granular Sludge Bed) anaerobic treatment system |
| 06/05/2013 | CN202968247U Hydrolysis acidification pool |
| 06/05/2013 | CN202968246U Double-layer and multi-reaction-chamber anaerobic reactor |
| 06/05/2013 | CN202968245U External assembly anaerobic membrane bioreactor |
| 06/05/2013 | CN202968244U Jet aerator |
| 06/05/2013 | CN202968243U Aerating system of sewage oxidation ditch |
| 06/05/2013 | CN202968242U Sequencing batch activated sludge reactor for sewage treatment |
| 06/05/2013 | CN202968241U Magnetically-loaded activated sludge bioreaction pool |
| 06/05/2013 | CN202968240U Turbulent aeration tower |
| 06/05/2013 | CN202968239U Jet aeration stirrer |
| 06/05/2013 | CN202968238U Tubular membrane bioreactor |
| 06/05/2013 | CN202968237U Combined adjusting tank |
| 06/05/2013 | CN202968236U Aeration pipe in biological aerated filter |
| 06/05/2013 | CN202968235U Aerator pipe for aerated biological filter |
| 06/05/2013 | CN202968234U Plate type membrane-membrane biochemical reactor based on granular scrubbing technology |
| 06/05/2013 | CN202968233U Aerobic reaction device for wastewater treatment |
| 06/05/2013 | CN202968232U Aerator pipe in biological aerated filter |
| 06/05/2013 | CN103131688A Preparation method for corncob and/or straw bearing photosynthetic bacteria and application thereof |
| 06/05/2013 | CN103131107A Activated carbon polyvinyl alcohol ball and activated carbon polyvinyl alcohol ball preparation method |
| 06/05/2013 | CN103130388A Sludge treatment and resource utilization method based on pyrohydrolysis and application thereof |
| 06/05/2013 | CN103130384A Multi-baffle subsurface flow constructed wetland system |
| 06/05/2013 | CN103130381A VUN treatment construction method for domestic sewage |
| 06/05/2013 | CN103130380A Environment-protection value-added utilization method of fragments and blood drainage liquid in beef processing |
| 06/05/2013 | CN103130377A Ecological control and bioremediation coupling technology of water area pollution sources |
| 06/05/2013 | CN103130373A Technology suitable for village sewage treatment |
| 06/05/2013 | CN103130347A Water running machine for water body |
| 06/05/2013 | CN103130337A Method utilizing charcoal to achieve rural non-point source pollution denitrogenating |
| 06/05/2013 | CN103130336A Reinforced biological stuffing and preparation method thereof |
| 06/05/2013 | CN103130335A Germ composite polluted water treatment agent |
| 06/05/2013 | CN103130334A Bio-enzyme treating agent of municipal wastewater |
| 06/05/2013 | CN103130333A Germ water purifying agent |
| 06/05/2013 | CN103130332A Biological enzyme water purifying agent |
| 06/05/2013 | CN103130331A Biological enzyme treating agent of paper wastewater |
| 06/05/2013 | CN103130330A Biological enzyme treating agent of industrial sewage |
| 06/05/2013 | CN103130329A Paspalum distichum ecological floating bed and application thereof in purifying seawater culture water quality |
| 06/05/2013 | CN103130328A Artificial wetland sewage pretreatment apparatus |
| 06/05/2013 | CN103130327A Purification method of domestic sewage in drainage process |
| 06/05/2013 | CN103130326A Energy-saving strengthened denitrification CASS (Cyclic Activated Sludge System) process |