| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 09/03/2009 | WO2009108032A1 Plant and method for the simultaneous treatment of wastewater and generated sludge |
| 09/03/2009 | WO2009090476A3 Integrated bio-digestion facility |
| 09/03/2009 | WO2009090475A3 Apparatus, methods and systems for handling and processing waste material |
| 09/03/2009 | WO2009078917A3 Removal of selenium in contaminated wastewater streams |
| 09/03/2009 | WO2009068995A8 Process for the treatment of wastes combining a phase of treatment by methanization and a phase of thermophilic aerobic treatment |
| 09/03/2009 | WO2009026211A3 Process, adapted microbes, composition and apparatus for purification of industrial brine |
| 09/03/2009 | US20090221052 Photosynthetic hydrogen production |
| 09/03/2009 | US20090218281 Water Treating Method and Arrangement Integrating a Fixed-Bacteria Biological Treatment and Flocculation-Decantation |
| 09/03/2009 | US20090218280 Wastewater Treatment Method and System |
| 09/03/2009 | US20090218279 Plant and method for generating biogas from biologically degradable material containing liquid and solid components, in particular waste products, and a biogas generation container for use in the plant |
| 09/02/2009 | EP2095869A2 Air diffusing device |
| 09/02/2009 | EP2094612A1 Sewage purification plant and process thereof |
| 09/02/2009 | EP1244601B1 Waste treatment process |
| 09/02/2009 | EP1192109B1 Method of treating and utilizing sludge |
| 09/02/2009 | CN201301256Y High-concentration wastewater biological cleaning complete device |
| 09/02/2009 | CN201301255Y Camp domestic sewage processing device |
| 09/02/2009 | CN201301254Y Buried type oligodynamic sewage treatment device |
| 09/02/2009 | CN201301253Y Anaerobic composite fluidize bed |
| 09/02/2009 | CN201301252Y Filter diaphragm of membrane biology reactor |
| 09/02/2009 | CN201301251Y Aeration biological filter |
| 09/02/2009 | CN201301250Y Comprehensive treatment tank for effluent of aeration biological filter |
| 09/02/2009 | CN201301249Y Combined-flow artificial floating island water body purification device |
| 09/02/2009 | CN101522579A Ozonation of wastewater for reduction of sludge or foam and bulking control |
| 09/02/2009 | CN101519670A Method of producing marsh gas by utilizing dextran pharmacy waste water |
| 09/02/2009 | CN101519639A Paenibacillus polymyxa for preventing and treating plant fungal diseases and production method thereof |
| 09/02/2009 | CN101519632A Device and technology for preparing engineering embedding fixing microorganism spheric bodies |
| 09/02/2009 | CN101519267A Combined treatment process for high-concentration organic waste water |
| 09/02/2009 | CN101519266A High-efficient denitrification and dephosphorization MBR process and device |
| 09/02/2009 | CN101519265A Sewage treatment process and system |
| 09/02/2009 | CN101519264A Urban waste water ecological treatment and comprehensive utilization method |
| 09/02/2009 | CN101519263A Country sewage treatment station of unit type membrane and biological decomposition |
| 09/02/2009 | CN101519262A Mobile sewage treatment station of unit type membrane and biological decomposition |
| 09/02/2009 | CN101519261A Method for treating the micro-polluted drinking water of retarded biological fluidized bed and device |
| 09/02/2009 | CN101519260A Molecular micro-electrolysis treatment method for dinitrodiazophenol wastewater |
| 09/02/2009 | CN101519243A Energy-saving pulse anaerobic reactor |
| 09/02/2009 | CN101519242A Modular trickling filter bioreactor for sewage treatment |
| 09/02/2009 | CN100534929C In-situ biologically repairing method of polluted water body with composite enzyme biopromoter |
| 09/02/2009 | CN100534928C Short-path deep biological denitrogenation method for city garbage percolate |
| 09/02/2009 | CN100534927C Equipment for deweighting city sewage sludge by MBR combined with helminth attaching biological bed |
| 09/02/2009 | CN100534926C Wastewater treatment technique for pressurization static bed biomembrane reactor |
| 09/02/2009 | CN100534925C Sludge decrement type biomembrane piled ball packing, preparation method and application |
| 09/02/2009 | CN100534924C Alveolate carrier deposited with stale garbage microorganism, preparation method and application thereof |
| 09/01/2009 | US7582467 Method and apparatus for processing organic material |
| 09/01/2009 | US7582211 Comprising intertwined nest-like strip having surface area shaped and sized for receiving bacteria present in liquid medium and for allowing attachment of bacteria onto surface of strip so as to promote growth of attached bacteria; use with septic tank and/or settling tank |
| 08/27/2009 | WO2009104837A1 A equipment and method for creating air |
| 08/27/2009 | WO2009103866A2 Method for bio-processing organic materials for producing biogas and compost |
| 08/27/2009 | WO2009103103A1 Water introducing arrangement |
| 08/27/2009 | WO2009103101A1 Filter arrangement |
| 08/27/2009 | WO2009082801A3 A method for increasing the concentration of colonies of micro organisms in a process for removing contaminants by anaerobic digestion |
| 08/27/2009 | WO2009050347A3 Method and unit for the purification of wastewater with aerobic granular sludge |
| 08/27/2009 | WO2009026208A3 Brine purification |
| 08/27/2009 | WO2008084396A8 Process for biostabilization and humification of biological sludge in planted filtering beds |
| 08/27/2009 | US20090211972 Method and apparatus for simultaneous clarification and endogenous post denitifrication |
| 08/27/2009 | US20090211971 Method and device for purification of effluent |
| 08/27/2009 | US20090211970 Process and reactor for anaerobic waste water purification |
| 08/27/2009 | US20090211969 Method and apparatus for enhancing aquatic environments |
| 08/27/2009 | US20090211957 Apparatus For Denitrifying Wastewater |
| 08/27/2009 | US20090211954 Apparatus For Denitrifying Wastewater |
| 08/27/2009 | DE202009004877U1 Substrat mit Ölbinderflocken Substrate with oil absorbent flakes |
| 08/27/2009 | DE102008011171A1 Valve block for domestic sewage treatment system, comprises air channels and valve seats over which electric valves are arranged so that valve cones tightly close with the valve seat in the closed valve |
| 08/26/2009 | EP2093197A1 Method for removing pollutants from produced water |
| 08/26/2009 | EP2093196A1 Treatment of liquid dispersions of organic material to dischargeable / re-usable water |
| 08/26/2009 | EP2092324A1 Apparatus for sensing precipitation density of sludge in waste water treatment tank and method therefor |
| 08/26/2009 | CN201296717Y A combined typed multi-functional mobile sewage treatment device |
| 08/26/2009 | CN201296716Y Full-automatic sanitary sewage processing equipment |
| 08/26/2009 | CN201296715Y Industrial sewage recycling device |
| 08/26/2009 | CN201296714Y Construction for dyeing wastewater and chemical wastewater treatment |
| 08/26/2009 | CN201296713Y Inner circulating biological aerated filter and retention pond combined treatment system |
| 08/26/2009 | CN201296709Y Landscape water body ecological purifier |
| 08/26/2009 | CN201296708Y Complex type purification water treating apparatus |
| 08/26/2009 | CN201296707Y Solar-energy photocatalysis vegetable water-purifying floating bed |
| 08/26/2009 | CN201296706Y Two-section intake biological denitrification system |
| 08/26/2009 | CN201296705Y Electrochemical autotrophy and denitrification integration reactor for removing the nitrate nitrogen in water |
| 08/26/2009 | CN201296704Y A synthesized oxidation ditch sewage treatment device |
| 08/26/2009 | CN201296703Y A membrane bio-reactor |
| 08/26/2009 | CN201296702Y Comprehensive solar water treatment equipment |
| 08/26/2009 | CN201296701Y Multifunctional surface aerator |
| 08/26/2009 | CN201296700Y Water treatment biological fluidized bed carrier separator |
| 08/26/2009 | CN201296699Y Water purifying device |
| 08/26/2009 | CN201295595Y Aeration external pressure membrane filter |
| 08/26/2009 | CN101516791A System and method for eliminating sludge via ozonation |
| 08/26/2009 | CN101516790A Method of wastewater disposal |
| 08/26/2009 | CN101514330A Achromobacter capable of degrading aniline and application thereof |
| 08/26/2009 | CN101514329A Bacillus amyloliquefaciens capable of degrading benzene compounds and application thereof |
| 08/26/2009 | CN101514112A Ceramic aggregate biological filler and preparation method thereof |
| 08/26/2009 | CN101514070A Disposal technique of nitrobenzene-containing sewage |
| 08/26/2009 | CN101514069A Coking wastewater biological denitrificaion treatment process |
| 08/26/2009 | CN101514068A Method for employing anaerobic-aerobic combined biological filter to process domestic sewage |
| 08/26/2009 | CN101514067A Domestic sewage processing system with anaerobic-aerobic combined biological filter |
| 08/26/2009 | CN101514066A New technology for IEC anaerobic reaction and device thereof |
| 08/26/2009 | CN101514065A Water treatment method using heterogeneous catalyst strengthening liquid chlorine to oxidize and disinfect |
| 08/26/2009 | CN101514064A Sequencing batch internal circulation biological denitrification process and device thereof |
| 08/26/2009 | CN101514062A Method of processing high concentration organic wastewater |
| 08/26/2009 | CN101514054A Combined ecological floating bed device |
| 08/26/2009 | CN101514053A Eutrophication water body artificial wetland processing system taking steel-making waste residue as a substrate |
| 08/26/2009 | CN101514052A Biological floating island and construction method thereof |
| 08/26/2009 | CN101514051A Self-demoulding biologic-carrier internal circulation filtering technology and a device thereof |
| 08/26/2009 | CN101514050A O/A compound biological filter membrane, method for preparing same and application thereof |
| 08/26/2009 | CN101514049A Rotary type hollow fiber porous membrane foamless oxygen charging device and method |
| 08/26/2009 | CN101514048A Submersible high-efficiency energy-saving mixing aeration device |