| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 04/10/2013 | EP2576033A1 Device for gassing liquids |
| 04/10/2013 | CN202865014U Easily regulated and controlled unpowered aerating device |
| 04/10/2013 | CN202865013U Device for removing ferric and manganese ions in water by weak aeration |
| 04/10/2013 | CN202865012U Artificial ecological floating island |
| 04/10/2013 | CN202865011U Farmland ecological purification facility |
| 04/10/2013 | CN202865010U Mud-water separation constructed wetland |
| 04/10/2013 | CN202865009U SF membrane bioreactor system |
| 04/10/2013 | CN202865008U Ammonia-nitrogen sewage treatment device |
| 04/10/2013 | CN202865007U Nitrification and denitrification algae bioreactor |
| 04/10/2013 | CN202865006U Hysba sewage treatment system |
| 04/10/2013 | CN202865005U Circulating membrane bioreactor |
| 04/10/2013 | CN202865004U Riverway water treatment stepped anaerobic precipitation device |
| 04/10/2013 | CN202865003U Rural domestic sewage treatment system |
| 04/10/2013 | CN202865002U Pulsed airlift sludge discharge device |
| 04/10/2013 | CN202865001U Novel upflow sludge bed reactor |
| 04/10/2013 | CN202865000U Anaerobic purifier for public toilets |
| 04/10/2013 | CN202864999U CASS (cyclic activated sludge system) reaction tank for enhanced nitrogen and phosphorus removal |
| 04/10/2013 | CN202864998U Rotating disc type backwashing-free dynamic membrane micro-grid component |
| 04/10/2013 | CN202864997U Intercutting aerator |
| 04/10/2013 | CN202864996U Multi-flora and low dissolved oxygen integrated oxidation ditch bioreactor |
| 04/10/2013 | CN202864995U Biological stuffing suitable for biological filter and biological contact oxidation pond |
| 04/10/2013 | CN202864994U Device for enlarging specific surface areas of large suspended fillers |
| 04/10/2013 | CN202864993U Auxiliary device of membrane bioreactor |
| 04/10/2013 | CN202864992U Non-returning flow splitting plate type micro-pore aerator |
| 04/10/2013 | CN202864991U Floating biofilter back-flush device |
| 04/10/2013 | CN202864990U Aerating device for sewage treatment |
| 04/10/2013 | CN202864989U Composite biofilter structure |
| 04/10/2013 | CN202860428U Self-suction pneumatic-hydraulic hybrid impeller |
| 04/10/2013 | CN202860414U Double-end water producing immersion type hollow fiber membrane biological reaction component |
| 04/10/2013 | CN103038177A Wash water maintenance for sustainable practices |
| 04/10/2013 | CN103037956A Device for gassing liquids |
| 04/10/2013 | CN103031298A Immobilized microorganism particle for degrading petroleum in water |
| 04/10/2013 | CN103031261A Achromobacter sp. D-12 and application thereof in microbial degradation of acetochlor |
| 04/10/2013 | CN103031253A Novel compound microorganism living bacteria agent, method for preparing same and applications |
| 04/10/2013 | CN103030256A Reduced-pressure fermenting and drying apparatus |
| 04/10/2013 | CN103030247A Method for treating sewage by organism-soil infiltration and device for realizing method |
| 04/10/2013 | CN103030218A Mixing and ventilation device and method for mixing and ventilating |
| 04/10/2013 | CN103030213A Aquarium filtering material with high porosity and preparation method thereof |
| 04/10/2013 | CN103030212A System and method for automatically recycling nitrified solution in A2O sewage treatment |
| 04/10/2013 | CN103030211A Method for treating molasses alcohol wastewater |
| 04/10/2013 | CN103030210A Novel pipe for water distribution or gas distribution |
| 04/10/2013 | CN103030209A Effluent-adjustable weir device with nitrogen and phosphorus removal sewage treatment aeration tank and control method thereof |
| 04/10/2013 | CN103028378A Advanced aquarium filtering material with far infrared ray and preparation method thereof |
| 04/10/2013 | CN103027188A Deep processing method of pineapple skin and residues |
| 04/10/2013 | CN102719380B Aquatic compound microecologics and preparation method thereof |
| 04/10/2013 | CN102557259B Sewage treatment unit for buildings |
| 04/10/2013 | CN102557247B Improved hydrolytic acidification tank |
| 04/10/2013 | CN102502955B Activated sludge culture method suitable for high-salt sewage |
| 04/10/2013 | CN102491530B Continuous damping real-time on-line linear backwashing high-flux disc-type micro-screen assembly |
| 04/10/2013 | CN102465106B Bacterial strain used for short-cut denitrification for nitrogen removal and its application |
| 04/10/2013 | CN102465103B Aerobic denitrification methylobacterium phyllosphaerae and application thereof |
| 04/10/2013 | CN102433263B Aspergillus versicolor SGFA2 and application thereof |
| 04/10/2013 | CN102417272B Coking waste water treatment method and A/O technology apparatus |
| 04/10/2013 | CN102399729B Microbial agent for treating acetone-containing medical and chemical industrial waste water and application thereof |
| 04/10/2013 | CN102320690B Method for controllably removing water-body eutrophication by utilizing fast-growing aquatic plant |
| 04/10/2013 | CN102285744B Treatment process and system of sludge from wastewater treatment plant |
| 04/10/2013 | CN102268396B Amidase gene dimtH for degrading dimethoate, chlorpropham and propanil amide, and encoded protein and application thereof |
| 04/10/2013 | CN101940177B Application of mixed bacterial solution of photosynthetic bacteria and bacillus subtilis in cultivating turbots |
| 04/10/2013 | CN101921038B Reactor with nitrification and denitrification function |
| 04/10/2013 | CN101914445B Indigenous probiotic microorganism solid fungicide and preparation method and application thereof |
| 04/10/2013 | CN101914430B Device and method for cultivating microalgae |
| 04/10/2013 | CN101844832B Reciprocating type plant grid system and application thereof |
| 04/10/2013 | CN101823809B Distributed sewage regeneration method, apparatus and control system |
| 04/10/2013 | CN101774685B Micropore aerator aeration membrane, molding method and mold |
| 04/10/2013 | CN101768564B Preparation of efficient phenol-degrading halophilic bacteria and application thereof |
| 04/10/2013 | CN101591066B Application of cardamine hirsute in treating livestock and poultry cultivation wastewater |
| 04/10/2013 | CN101096285B Fine bubble airlift device |
| 04/09/2013 | US8414771 Advanced biorefinery process |
| 04/09/2013 | US8414770 Systems and methods for anaerobic digestion of biomaterials |
| 04/05/2013 | CA2754319A1 Enhanced photosynthesis and photocatalysis water treatment/biomass growth process |
| 04/04/2013 | WO2013049046A1 Use of primary sludge for carbon source in an aerated-anoxic bioreactor system |
| 04/04/2013 | WO2013046756A1 Wastewater treatment tank without mechanical power and without electric power source |
| 04/04/2013 | WO2013045562A1 Accumulation of metabolic products in bacterial microcompartments |
| 04/04/2013 | WO2013045368A1 Process for production of biogas |
| 04/04/2013 | WO2013044926A1 Gas mix installation and method |
| 04/04/2013 | WO2013044320A1 Apparatus, device and method for waste treatment |
| 04/04/2013 | DE102011114495A1 Misch- und Belüftungsvorrichtung sowie Verfahren zum Mischen und Belüften Aeration and Mixing apparatus and method for mixing and aeration |
| 04/04/2013 | CA2849737A1 Use of primary sludge for carbon source in an aerated-anoxic bioreactor system |
| 04/03/2013 | EP2574620A1 Accumulation of metabolic products in bacterial microcompartments |
| 04/03/2013 | EP2574395A2 Mixing and ventilation device and method for mixing and ventilating |
| 04/03/2013 | CN202853949U Device for in-situ continuous collection of nitrogen gas |
| 04/03/2013 | CN202849225U Sludge optimization system special for internal-circulation anaerobic bioreactor |
| 04/03/2013 | CN202849216U Ecological cycle processing and using system for livestock and poultry farm anaerobic waste liquor |
| 04/03/2013 | CN202849214U Landfill leachate treatment system |
| 04/03/2013 | CN202849205U Novel integrated device for electrochemically improving two-stage activated sludge process |
| 04/03/2013 | CN202849197U Deep purification and combined denitrification system for polluted ground water |
| 04/03/2013 | CN202849168U River island purification ecological system |
| 04/03/2013 | CN202849167U Staged root zone sewage treatment ecological artificial wetland system |
| 04/03/2013 | CN202849166U PVC (Polyvinyl Chloride) plate ecological floating bed |
| 04/03/2013 | CN202849165U Multifunctional nitrogen and phosphorus removal treatment device for subsurface constructed wetland |
| 04/03/2013 | CN202849164U Bi-directional water distribution device for vertical flow constructed wetland |
| 04/03/2013 | CN202849163U Swimming pool water purification system |
| 04/03/2013 | CN202849162U Diaphragm type biological purification pond |
| 04/03/2013 | CN202849161U Sewage treatment device for constructed wetlands |
| 04/03/2013 | CN202849160U Orbal oxidation ditch internal reflow system for water treatment |
| 04/03/2013 | CN202849159U Sewage biological chemical treatment device and sewage biological chemical treatment device group |
| 04/03/2013 | CN202849158U Sewage purification device |
| 04/03/2013 | CN202849157U Internal circulation anaerobic fluidized membrane bioreactor |
| 04/03/2013 | CN202849156U Novel UASB (upflow anaerobic sludge blanket) composite anaerobic reactor |
| 04/03/2013 | CN202849155U Novel integrated device for treating high-sulfate organic wastewater efficiently |