| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 09/05/2007 | CN101029298A Production of efficient microbe bacteria combing agent |
| 09/05/2007 | CN101028961A Method for pre-treating seawater by membrane biological reactor |
| 09/05/2007 | CN101028960A Method for pre-treating seawater by flow-raising aeration biological filtering pool |
| 09/05/2007 | CN101028959A Method for pre-treating sewater by flow-raising biological active carbon filtering pool |
| 09/05/2007 | CN101028956A Controller for multi-section water-inlet A/O biological denitrifying dissolved oxygen and carbon-source feed |
| 09/05/2007 | CN101028955A Method and apparatus for treating polybasic micro-power cultured manure water |
| 09/05/2007 | CN101028954A Anaerobic reactor |
| 09/05/2007 | CN101028953A Method for bio-purifying wastewater and for decomposing organic compounds and nitrogen compounds at the same time |
| 09/05/2007 | CN101028952A Economical active biological membrane by water treatment |
| 09/05/2007 | CN101028951A Method for purifying sewage in artificial wet land by northern vertical subcurrent method |
| 09/05/2007 | CN101028950A Multi-phase dispersant self-suction biochemical reactor |
| 09/05/2007 | CN101028949A Cast-sand membrane biological reactor |
| 09/05/2007 | CN101027978A Floating microcapsule carrier under friendly environment and its production |
| 09/05/2007 | CN100335638C Thermophilic long chain paraffin hydrocarbon mono oxygenase, its coding gene and application |
| 09/05/2007 | CN100335426C Technological process for treating PTA petrochemical waste water by using specific strain |
| 09/05/2007 | CN100335425C High denitrification shared type oxidation ditch |
| 09/05/2007 | CN100335424C Two phase anaerobic organic matter treatment and system |
| 09/04/2007 | US7264735 Method for producing drinking water |
| 09/04/2007 | US7264727 Reducing thickness and increasing permeability of biomat; temporarily converting to aerobic scouring condtions by forced introduction of oxygen into soil absorption field |
| 09/04/2007 | US7264715 Apparatus for treating organic wastewater and sludge |
| 09/04/2007 | US7264713 Apparatus, system and method for remediation of contamination |
| 09/04/2007 | US7264231 Diffused gas aeration apparatus |
| 09/04/2007 | US7264182 Subjecting the organic substances to inertial forces in an active chamber by short-term extreme acceleration of the carrier medium; decelerating the carrier medium, substantially immediately after the acceleration of the carrier medium, in a closed flow channel |
| 09/04/2007 | CA2510672C Process for the complete treatment of animal excreta and odours within the livestock building |
| 08/30/2007 | WO2007098298A2 Wastewater treatment using activated sludge and ballasted flocculation |
| 08/30/2007 | WO2007097722A1 Equipment for biological treatment of waste water |
| 08/30/2007 | WO2007097269A1 Method of treating wastewater |
| 08/30/2007 | WO2007095669A1 System, method and apparatus for transferring heat |
| 08/30/2007 | WO2007076943A3 System and method for the renovation of process water |
| 08/30/2007 | WO2006118891A3 Combination trickling filter and overflow tank for secondary treatment of wastewater, and associated method of managing wastewater overflow |
| 08/30/2007 | US20070199895 Method for treating septic tank effluent |
| 08/30/2007 | US20070199894 By-products from fermentation still bottoms |
| 08/30/2007 | US20070199893 Tidal Vertical Flow Wastewater Treatment System and Method |
| 08/30/2007 | DE19610056B4 Verfahren und Vorrichtung zur Biogasgewinnung Method and apparatus for biogas production |
| 08/30/2007 | DE102006043736A1 Tropfkörperanlage zur Abwasserreinigung Trickling filter plant for wastewater treatment |
| 08/30/2007 | DE102006007859A1 Halophiler Schwachlast MBR Halo audiophile-peak MBR |
| 08/30/2007 | DE102005063228A1 Anaerobe Reinigung von Abwasser Anaerobic treatment of wastewater |
| 08/30/2007 | DE102004048416B4 Verfahren zum Begasen von Membranmodulen A method of fumigating membrane modules |
| 08/30/2007 | CA2643269A1 Method of treating wastewater |
| 08/30/2007 | CA2636028A1 Wastewater treatment using activated sludge and ballasted flocculation |
| 08/29/2007 | EP1826185A2 Method for examination of the biodegradability of a substance |
| 08/29/2007 | EP1824972A2 Enzyme stabilization |
| 08/29/2007 | CN200940112Y Water purification equipment with under-water flow propeller |
| 08/29/2007 | CN200940111Y Artificial wet land by using sectional type biological-grid |
| 08/29/2007 | CN200940110Y Nitrification equipment period-shortened by using improved MUCT process |
| 08/29/2007 | CN200940109Y Automatic aeration type wastewater treatment equipment |
| 08/29/2007 | CN200940108Y Integrated, up-flow type aeration and filtration wastewater treatment equipment |
| 08/29/2007 | CN200940107Y Weir trough floating drum structure for water decanter |
| 08/29/2007 | CN200940106Y High efficiency biological membrane reaction apparatus |
| 08/29/2007 | CN200940105Y Fibre bundle water normal position treatment floating grillage |
| 08/29/2007 | CN101027402A Ethanol production from biological wastes |
| 08/29/2007 | CN101027119A Device for gassing liquids, particularly waste water |
| 08/29/2007 | CN101024828A Storage and manufacturing methods of encapsulated immobilization media |
| 08/29/2007 | CN101024542A Biological reinforcing technology for increasing stability of oil-contained waste water treatment system |
| 08/29/2007 | CN101024541A Rotary multi-cut-piece anaerobic biological reactor |
| 08/29/2007 | CN101024540A Spiral self-circulation anaerobic biological reactor |
| 08/29/2007 | CN101024539A Integrated bubble-free aeration biological composite film film-separation biological reactor |
| 08/29/2007 | CN101024538A Comprehensive treatment method for preset storehouse engineering of city |
| 08/29/2007 | CN101024534A Biological electrochemical combined system for treating dye waste water and method thereof |
| 08/29/2007 | CN101023741A Pool culturing composite system with water-saving and safety function |
| 08/29/2007 | CN101023733A Controllable floating bed for plant soil-less culturing |
| 08/29/2007 | CN101023722A Design of artificial filtering bed using ecological return-flow method for environment protection |
| 08/29/2007 | CN100334191C Method and apparatus for controlled composting and bioremediating |
| 08/29/2007 | CN100334018C Deep sewage treatment method and apparatus |
| 08/29/2007 | CN100334017C BCB combination process of treating organic waste water |
| 08/29/2007 | CN100334015C System and method of anaerobic biological treatment for waste water |
| 08/29/2007 | CN100334008C Method for treaing organic wastewater containing aminopolycanboxylic acid |
| 08/28/2007 | US7261811 Liquid-solid circulating fluidized bed waste water treatment system for simultaneous carbon, nitrogen and phosphorus removal |
| 08/28/2007 | US7261279 Device for stirring and aerating a liquid in a treatment vessel |
| 08/28/2007 | CA2111399C Composite inorganic supports for bioremediation |
| 08/28/2007 | CA2111398C Upset resistant macroporous carbon-inorganic oxide composite support for bioremediation |
| 08/23/2007 | WO2007094524A1 Method for purifying oil-contaminated water, organoclay used in the method, and method for preparing the organoclay |
| 08/23/2007 | WO2007093993A2 Microbial compositions useful for the degradation of hydrocarbons |
| 08/23/2007 | WO2007093523A1 Method for the anaerobic degradation of organosilicon compounds by bacteria of the genus parac0ccus |
| 08/23/2007 | WO2007093441A1 Purification method for effluent |
| 08/23/2007 | WO2007093440A1 Purification method for effluent |
| 08/23/2007 | WO2007093171A1 Mixture having enzymatic activity, and method for producing said mixture |
| 08/23/2007 | WO2007092986A1 Improvements relating to septic tanks |
| 08/23/2007 | US20070196319 Methods of producing, marketing and using odor control compositions |
| 08/23/2007 | US20070193953 Method for aerating membrane modules |
| 08/23/2007 | US20070193950 Process for treatment of organic contaminated water |
| 08/23/2007 | US20070193949 First reactor contains methanogenic bacteria, Phosphate Accumulating Organisms (PAO) and denitrifying bacteria; second reactor for treating an effluent from said first reactor; and third reactor contains PAO, heterotrophic bacteria and nitrifying bacteria; membrane separation reactor |
| 08/23/2007 | DE19959820B4 Vorrichtung zum Austragen von schwimmfähigem und verwirbelbarem Trägermaterial für Mikroorganismen in biologischen Reinigungsanlagen Device for the removal of floatable and verwirbelbarem substrate for microorganisms in biological treatment plants |
| 08/23/2007 | DE102006008453A1 Reinigungsverfahren für Abwässer Cleaning process for wastewater |
| 08/23/2007 | DE102006006166A1 Verfahren und Anlage zur Behandlung von Schlämmen Method and apparatus for treatment of sludge |
| 08/23/2007 | CA2642396A1 Sewage treatment plant comprising suspended shaped bodies |
| 08/23/2007 | CA2642327A1 Filtration appliance for sewage treatment using ceramic-based membrane |
| 08/22/2007 | EP1820783A1 Feeding device for fermentation installations |
| 08/22/2007 | EP1820782A1 Process and Device for the treatment of sludges |
| 08/22/2007 | EP1820565A1 Method for preventing the fouling of the active surface of a membrane, said membrane being placed in particular in a module for the purification of waste water |
| 08/22/2007 | EP1820563A1 Filter, conversion kit for a filter and method for filtering liquids |
| 08/22/2007 | CN2937113Y Device for improving UCT technology for implementing short-term nitrification |
| 08/22/2007 | CN2937112Y Two-pole middle gas-collecting three-phase separator |
| 08/22/2007 | CN2937111Y Strip and clean membrane biological reactor |
| 08/22/2007 | CN2937110Y Device for purifying drinking water source and inhibiting harmful microbial increasing and catching method |
| 08/22/2007 | CN1333070C Specific bacterium YPC-TA4 and method for treating waste water |
| 08/22/2007 | CN1333069C Specific bacterium YPC-TA3 and method for treating waste water |
| 08/22/2007 | CN1332897C Combined alternative flow integrated biological reactor and method for treating waste water therewith |
| 08/22/2007 | CN1332896C Process for removing nitrogen and phosphor from sewage capable of being built by separate periods |
| 08/22/2007 | CN1332893C Boitrickling filter deodourization system of sewage chemical off odour and its deodour method |