| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 12/13/2006 | CN1876579A Lightweight highly effective filtering material for biology and its preparation method |
| 12/13/2006 | CN1876576A Multifunctional landscape water treatment device |
| 12/13/2006 | CN1876574A Kitchen waste water organism decomposition treatment method |
| 12/13/2006 | CN1289657C Biological membrane carrier for improving specific surface area, and biological affinity and fluidity |
| 12/13/2006 | CN1289415C Processing technology for tobacco thin sheet waste water by paper-making method |
| 12/13/2006 | CN1289414C Sewage treating plant for water region |
| 12/13/2006 | CN1289410C Microbe decomposition treatment method for waste water and mixing apparatus for waste water treatment agent |
| 12/13/2006 | CN1289407C Treatment method for treated water containing organic and nitrides |
| 12/12/2006 | US7147787 Use of a degradation-enhancing oxidizing agent to increase the rate of reaction for the degradation of polymers in an aqueous environment to facilitate disposal |
| 12/12/2006 | US7147781 Backwash system and method for waste water treatment system |
| 12/12/2006 | US7147780 Process for reducing sludge derived from the treatment of wastewater by oxygenation and mechanical action |
| 12/12/2006 | US7147779 Passive treatment of wastewater and contaminated groundwater |
| 12/12/2006 | US7147778 Influent stream is alternatively directed to the anoxic reactors which are alternatively operated under aerobic and anoxic conditions so as to nitrify or denitrify the wastewater contained therein; flow of return activated sludge is controlled reduce or minimize the dissolved oxygen return |
| 12/12/2006 | US7147777 During peak flow conditions all of the series of stages with their thickening MBRs can be operated in parallel to accept the peak flow; M.L.S.S. is recycled from all MBR stages to the upstream end of each of lines mixing with influent wastewater, and the last one does not digest the sludge |
| 12/12/2006 | US7147776 Anaerobic treatment using a sulfate-reducing bacteria biomass fixed onto a mobile support; anoxic treatment using a sulfur-oxidizing bacteria biomass; and aerobic treatment using a nitrifying bacteria biomass; and recycling the effluent back to the aerobic treatment step |
| 12/12/2006 | US7147775 Method of purifying fischer-tropsch derived water |
| 12/12/2006 | CA2387935C Waste treatment process |
| 12/09/2006 | CA2550018A1 Active biological contactor (abc): a modular wastewater treatment system |
| 12/07/2006 | WO2006130163A1 A method for improving flux in a membrane bioreactor |
| 12/07/2006 | WO2006129132A1 Biological nitrogen removal from wastewater in a sbr reactor without nitrate production |
| 12/07/2006 | WO2006128390A1 Method of detoxication of yperite by using haloalkane dehalogenases |
| 12/07/2006 | WO2006108902A3 Method for breaking down watery/oily waste in immobilised-biomass reactors |
| 12/07/2006 | WO2006064494A3 Bioreactor system for multi-stage biological wastewater treatment |
| 12/07/2006 | WO2006017415A3 Waste activated sludge anaerobic contact waste stream treatment process-recycle |
| 12/07/2006 | US20060275114 Combination of compressor and permanent magnet motor for sewage aeration |
| 12/07/2006 | US20060273006 System for enhancing oxygen |
| 12/07/2006 | US20060272996 Device for removing impurities from a liquid |
| 12/07/2006 | US20060272198 Method for improving flux in a membrane bioreactor |
| 12/07/2006 | CA2610327A1 Process and apparatus for increasing biological activity in waste treatment in bodies of water |
| 12/07/2006 | CA2610081A1 A method for improving flux in a membrane bioreactor |
| 12/06/2006 | EP1728546A2 Submerged membrane cartridge and method of manufacturing same |
| 12/06/2006 | EP1727770A1 Method for treating water from displacement and therapy basins |
| 12/06/2006 | CN2844113Y Wet-land sewage-water treater of filter adsorptive submerge |
| 12/06/2006 | CN2844110Y Artificial wet-land sewage-water treater with quartz sand |
| 12/06/2006 | CN2844109Y Artificial wet-land sewage-water treater of zeolite and limestone |
| 12/06/2006 | CN2844108Y Artificial wet-land sewage-water ecological treating system in high-latitude cold area |
| 12/06/2006 | CN2844107Y High-concentration waste-water treater of high-efficient marsh gas generator |
| 12/06/2006 | CN1874964A Reactor and method for anaerobic wastewater treatment |
| 12/06/2006 | CN1874040A Single pond type microbiological cell by using organic wastewater as fuel |
| 12/06/2006 | CN1872746A Method for treating wastewater from ADC vesicant, and integrated plant |
| 12/06/2006 | CN1872745A Infiltration method for treating garbage |
| 12/06/2006 | CN1872744A Method for treating wastewater from pharmacy of compound oxidation under quick heating and high temperature |
| 12/06/2006 | CN1872743A Applied technique for treating wastewater from production of natural gas, and circular reutilization |
| 12/06/2006 | CN1872739A Method for carrying out biologic decolor for electric mother liquor of sodium glutamate |
| 12/06/2006 | CN1872738A Method and installation for treating domestic sewage by using artificial wetland |
| 12/06/2006 | CN1872737A Artificial wetland in use for processing polluted water |
| 12/06/2006 | CN1872736A Mobile wastewater treatment vehicle |
| 12/06/2006 | CN1872735A Membrane ecologic reactor |
| 12/06/2006 | CN1872734A A method for improving flux in a membrane bioreactor |
| 12/06/2006 | CN1872733A Internal circulation dynamic membrane bioreactor |
| 12/06/2006 | CN1872732A Intelligence type control system for aeration quantity of multivariants and multiple systems |
| 12/06/2006 | CN1872731A Method of 3D multi counter current wetland for treating pollution of area source drained into rivers, and refining river water |
| 12/06/2006 | CN1872725A Method for treating ammonia nitrogen in charking deposed ammonia |
| 12/06/2006 | CN1872399A Outer installation type gas lift circulation membrane splitter |
| 12/06/2006 | CN1288099C Microbe method for treating wastewater from washing coke using gasified biomass |
| 12/06/2006 | CN1287721C Sanitary privy without need of water |
| 12/06/2006 | CN1287662C Aquarium filter system |
| 12/05/2006 | US7144509 Process and apparatus for waste water treatment |
| 12/05/2006 | US7144508 Method and apparatus of removing nitrogen |
| 12/05/2006 | US7144507 Dry cycle anaerobic digester |
| 11/30/2006 | WO2006126986A1 Improved septic system remediation method and apparatus |
| 11/30/2006 | WO2006126983A1 Chlorine dioxide treatment compositions and processes |
| 11/30/2006 | WO2006126057A1 A bioremediation product for use in the biodegradation of liquid hydrocarbons |
| 11/30/2006 | WO2006125318A1 Process for treating animal waste |
| 11/30/2006 | WO2006108956A3 Self-contained device for biological treatment of effluents |
| 11/30/2006 | WO2006029635A3 Process for intensified, biological (waste-)water treatment in an mbr |
| 11/30/2006 | WO2005100264A3 Method and apparatus providing improved throughput and operating life of submerged membranes |
| 11/30/2006 | US20060270024 Bioreactor |
| 11/30/2006 | US20060266704 Biological filtration module for use within a wastewater treatment system |
| 11/30/2006 | CA2826916A1 Chlorine dioxide treatment compositions and processes |
| 11/30/2006 | CA2609356A1 Process for treating animal waste |
| 11/30/2006 | CA2607827A1 Chlorine dioxide treatment compositions and processes |
| 11/29/2006 | EP1726570A1 Recipient, installation and process for the treatment of liquid effluents by evaporation and degradation of the organic load |
| 11/29/2006 | EP1603838A4 Two phase anaerobic organic matter treatment and system |
| 11/29/2006 | EP1392218B1 Gram-positive fatty acid degrader |
| 11/29/2006 | EP1263686B1 Process for production of hydrogen from anaerobically decomposed organic material |
| 11/29/2006 | EP1189683B1 System and method for withdrawing permeate through a filter and for cleaning the filter in situ |
| 11/29/2006 | CN2841650Y Urban domestic sewage active biotreatment environmental-protection apparatus |
| 11/29/2006 | CN2841647Y Submerged artificial wet land auto-oxygenation system |
| 11/29/2006 | CN2841646Y Hollow tootr-profile fluidized filler |
| 11/29/2006 | CN2841645Y External closed-flow air lift membrance reactor |
| 11/29/2006 | CN1870887A Drip tray tablet |
| 11/29/2006 | CN1869199A A strain denitrogen paracoccus and its culturing method and application |
| 11/29/2006 | CN1868928A Integrated treatment device for industrial waste water |
| 11/29/2006 | CN1868927A Method and device for treating garbage percolation sewage using composite dieselguhr |
| 11/29/2006 | CN1868926A Composite ecological treatment method of sewage for artificial wet land and its system |
| 11/29/2006 | CN1868923A Dephosphorize apparatus of sewage treatment plant |
| 11/29/2006 | CN1868922A Anaerobic oxygen ammonia oxidation reactor |
| 11/29/2006 | CN1868921A Sludge handling method of biotreatment groove and waste water treatment system |
| 11/29/2006 | CN1868920A Organic waste-water treating apparatus utilizing coal slag |
| 11/29/2006 | CN1868919A Suspension microorganism carrier and its preparation method |
| 11/29/2006 | CN1868918A Sewage treatment technology process and equipment |
| 11/29/2006 | CN1286745C Sewage treatment plant |
| 11/29/2006 | CN1286743C Lateral flow aeration biological filtering-tank reactor |
| 11/29/2006 | CN1286742C Aerobic biomass granules for waste water treatment |
| 11/29/2006 | CN1286741C Aeration biological filtering tank with synchronizing removing nitrogen and organics function |
| 11/29/2006 | CN1286738C Sewage treatment device with biological granulating fluidized bed |
| 11/28/2006 | US7141175 Wastewater processing decisions are to be taken based on the real-time oxidation-reduction potential which is a status of water and a broad ranged index to indicate direct and complete biological status of water; computer software |
| 11/28/2006 | US7141170 Halogenated solvent remediation |
| 11/28/2006 | US7141169 waste is treated by being digested by worms |