| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 11/16/2011 | CN202041828U Water inflow unstable-variation analog control system for biological wastewater treatment |
| 11/16/2011 | CN202038948U Integrated high ammonia nitrogen sewage treatment unit |
| 11/16/2011 | CN202038947U Integrated sewage treatment system of biological fluidized bed |
| 11/16/2011 | CN202038946U Wastewater treatment device in acrylic production process |
| 11/16/2011 | CN202038944U Biological activated carbon reactor used for removing ammonia nitrogen in water |
| 11/16/2011 | CN202038943U Anaerobic ammonium oxidation, methanation and denitrification UASB (upflow anaerobic sludge blanket) device |
| 11/16/2011 | CN202038922U Conjoined tubular aerator |
| 11/16/2011 | CN202038919U Riverway ecology construction and water restoration system |
| 11/16/2011 | CN202038918U Light detachable composite type ecological floating island |
| 11/16/2011 | CN202038917U Mud scraper device of hydrolysis acidification pool used for sewage treatment plant |
| 11/16/2011 | CN202038916U IC (Internal Circulation) anaerobic reactor |
| 11/16/2011 | CN202038915U Anaerobic reactor capable of realizing unpowered agitation |
| 11/16/2011 | CN202038914U Fast cultivation system of aerobic granular sludge |
| 11/16/2011 | CN202038913U Variable-diameter efficient aeration device |
| 11/16/2011 | CN202038912U Water retaining sealing device for bearing support of rotating disc |
| 11/16/2011 | CN202038911U Micropore aerator of PTFE (polytetrafluoroethylene) membrane |
| 11/16/2011 | CN202038910U Combined type filler hanging structure |
| 11/16/2011 | CN202038909U Airtight type decanter |
| 11/16/2011 | CN202038908U Easily-hung-membrane and sludge-proof suspension type biological carrier |
| 11/16/2011 | CN202036825U High-sedimentation performance sludge separating device for activated sludge process |
| 11/16/2011 | CN102242077A Super-microbial sludge culture accelerator |
| 11/16/2011 | CN102242071A Application of Pichia guilliermondii 510-6jm in treatment of petroleum hydrocarbon contaminations |
| 11/16/2011 | CN102241782A Method for preparing starch acetate and application of starch acetate in removal of nitrate from water |
| 11/16/2011 | CN102241462A Bypass sludge reduction and silt separation and denitrification and dephosphorization waste water treatment system and method |
| 11/16/2011 | CN102241459A Method for reinforcing adsorption-biodegradation (AB) denitrification technology by use of heterotrophic nitrification-aerobic denitrification bacteria |
| 11/16/2011 | CN102241458A Xanthan waste water treatment process |
| 11/16/2011 | CN102241457A Integrated underground economical sanitary sewage treatment apparatus |
| 11/16/2011 | CN102241439A Lipase biological promoter for treating oil-containing waste water and using method thereof |
| 11/16/2011 | CN102241438A Integrated waste treatment device |
| 11/16/2011 | CN102241437A Method for preparing microbial flocculant by protoplast fusion technology |
| 11/16/2011 | CN102241436A Method for forcibly decomposing organic nitrogen in artificial wetland by using amonifying bacteria |
| 11/16/2011 | CN102241435A Method for preparing phosphorus accumulating filler by sintering mineralized refuse material |
| 11/16/2011 | CN102241434A Intermittent expansion composite hydrolysis treatment device and method |
| 11/16/2011 | CN102241433A Efficient combined three-phase separator |
| 11/16/2011 | CN102241432A Special equipment and method for treating ammonia nitrogen wastewater |
| 11/16/2011 | CN102241431A Oxygen supply device for space wastewater treatment |
| 11/16/2011 | CN102240304A Formulation for breeding sea cucumbers, shrimps or abalones |
| 11/16/2011 | CN102149645B Sludge treatment method and apparatus thereof and application to wastewater bio-treatment |
| 11/16/2011 | CN101973640B Method for treating malachite green dye waste water |
| 11/16/2011 | CN101948179B Matrix-plant coupling connected type flowing water floating bed |
| 11/16/2011 | CN101898836B Complex enzyme preparation for sludge removal and in-situ remediation of organisms in eutrophic water areas and application method thereof |
| 11/16/2011 | CN101891356B Landfill leachate treatment method realizing zero sludge discharge |
| 11/16/2011 | CN101870541B Method for circularly purifying water body of urban riverway ashore |
| 11/16/2011 | CN101870518B Anaerobe reactor for treating sewage |
| 11/16/2011 | CN101863590B Combined anoxic/aerobic enhanced biological activated carbon dynamic membrane nitrogen and phosphorus removal process |
| 11/16/2011 | CN101862680B Preparation method of porous inorganic filling materials-fixed quinone compound |
| 11/16/2011 | CN101811802B Online cleaning anaerobic micro-mesh reactor |
| 11/16/2011 | CN101811773B Online cleaning roll-type membrane bioreactor |
| 11/16/2011 | CN101811771B Online cleaning folding rotary membrane bioreactor |
| 11/16/2011 | CN101781061B Method for plant arrangement of vertical flow and horizontal subsurface flow combined artificial wetland |
| 11/16/2011 | CN101781020B Sewage treatment device for synchronically removing sulfur, nitrogen and carbon and for recycling elemental sulfur |
| 11/16/2011 | CN101774692B Method and equipment for synchronous removal of carbon, nitrogen and sulfur |
| 11/16/2011 | CN101774691B Synchronous sludge decrement reactor used for treating organic wastewater in processing of agricultural products |
| 11/16/2011 | CN101773091B Method for treating fish-farming circulating water |
| 11/16/2011 | CN101759332B Family domestic sewage recycling treatment process |
| 11/16/2011 | CN101723430B Method for comprehensive utilization of waste water generated in purifying process of citric acid |
| 11/16/2011 | CN101704620B MBR purification method and system of domestic grey water |
| 11/16/2011 | CN101703866B Smoke adsorption type biological desulphurization technology |
| 11/16/2011 | CN101691267B Air lift and return integrated sewage treatment device |
| 11/16/2011 | CN101624231B Method for improving sewage treatment speed in low temperature environment |
| 11/16/2011 | CN101580808B Rhodococcus ruber and application thereof in degradation of hydrocarbon compounds |
| 11/16/2011 | CN101508489B Renovation method for lake aquatic ecosystem of south eutrophication city |
| 11/16/2011 | CN101269897B Method and system for processing sanitary sewage with anoxygenous-aerobic vertical current artificial wet land |
| 11/16/2011 | CN101171386B Chlorine dioxide treatment composition and method |
| 11/16/2011 | CN101024538B Comprehensive treatment method for preset storehouse engineering of city |
| 11/16/2011 | CN101023722B Design method of artificial filtering bed using ecological return-flow for environment protection |
| 11/15/2011 | US8057682 Green synthesis of nanometals using plant extracts and use thereof |
| 11/15/2011 | US8057676 Drainage water-treating method |
| 11/15/2011 | US8057675 Methods of remediation of water |
| 11/15/2011 | US8057674 Orbital wastewater treatment system and method of operating same |
| 11/15/2011 | US8057673 System and method for treating wastewater containing ammonia |
| 11/15/2011 | US8057091 Water circulation systems for ponds, lakes, and other bodies of water |
| 11/14/2011 | DE202010009084U1 Biologische Klärvorrichtung Biological clarifier |
| 11/10/2011 | WO2011137557A1 Mixed liquor filterability treatment in a membrane bioreactor |
| 11/10/2011 | WO2011101365A3 Device for cleaning waste water using a bioreactor and filter modules connected in parallel |
| 11/10/2011 | WO2011059218A3 Hybrid water treatment apparatus based on sbr and mbr |
| 11/10/2011 | US20110272351 Chlorinator for a biosand filter |
| 11/10/2011 | US20110272349 Plant for the treatment and disposal of waste water containing salts and oil and method for the treatment and disposal of waste water containing salts and oil |
| 11/10/2011 | US20110272348 Iron-mediated remediation within nonaquous phase liquid |
| 11/10/2011 | US20110272347 High-rate anaerobic pool bioreactor |
| 11/09/2011 | EP2385102A2 Method for operating a biomass reactor and biomass reactor |
| 11/09/2011 | EP1519779B1 Dual porosity filter |
| 11/09/2011 | DE202011051132U1 Transportables Filtermodul zum Filtern von nährstoffarmem Nutzwasser aus einem Pool oder einem Badeteich und Filtereinrichtung Portable filter module for filtering of nutrient-poor industrial water out of a pool or a pond and filter device |
| 11/09/2011 | CN202033867U Real-time biological inhibitive ability monitoring and early-warning device |
| 11/09/2011 | CN202030674U Biological reaction unit for quickening domestic garbage landfilling stabilization process |
| 11/09/2011 | CN202030617U Anaerobic treatment pool of organic garbage filter bed |
| 11/09/2011 | CN202030616U Shunting type rainwater collection utilization unit |
| 11/09/2011 | CN202030611U Three-stage anaerobic and two-stage aerobic internal circulation reclaimed water treatment device |
| 11/09/2011 | CN202030586U Water treatment Anoxic/Oxic (A/O) process device |
| 11/09/2011 | CN202030585U High-efficiency anaerobic ammonium oxidation reactor |
| 11/09/2011 | CN202030584U Biological treatment device |
| 11/09/2011 | CN202030583U Surface aerator impeller |
| 11/09/2011 | CN202030582U Inverted umbrella-shaped aeration machine |
| 11/09/2011 | CN202030581U Ultrasonic washing device of membrane bioreactor |
| 11/09/2011 | CN202030580U Suspended organism stuffing |
| 11/09/2011 | CN202030579U Grating and laminated biofilter corrosion resisting framework structure |
| 11/09/2011 | CN202030578U Anticlogging plug soft aeration head |
| 11/09/2011 | CN202030577U Aeration turntable |
| 11/09/2011 | CN202030576U Micro-nano plugflow aeration machine |
| 11/09/2011 | CN202030575U Methanol feeder in sewage processing |