| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 05/31/2007 | US20070119779 Method for treating raw water containing hardly decomposable substance |
| 05/31/2007 | US20070119768 Water treatment assembly |
| 05/31/2007 | US20070119762 Filtration device |
| 05/31/2007 | DE102005056114A1 Device for sterilization of sewage in small sewage treatment- and purification plant with sequencing batch reactor procedure, and other technical plants by simple device, consists light source producing UV radiation and optical fiber |
| 05/30/2007 | EP1732661A4 Filter cartridge and manifold for a water purification system |
| 05/30/2007 | CN2905777Y Agricultural saline water desalination device |
| 05/30/2007 | CN1972735A Through filter with contamination monitoring structure |
| 05/30/2007 | CN1970474A Garbage leachate processing process and system based on membrane bioreactor-nano filtering membrane technology |
| 05/30/2007 | CN1318328C Process for treating organic sewage by three section method and its apparatus |
| 05/30/2007 | CN1318327C Advanced wastewater treatment using floating filter media |
| 05/30/2007 | CN1318326C Method of sewage oxidation treatment using supercritical water |
| 05/30/2007 | CN1318325C Water treatment method for removing larvae of midge by using ozone-active carbon |
| 05/24/2007 | WO2006023633A3 Treatment of liquid using porous polymer containment member |
| 05/24/2007 | DE102005055593A1 Disinfecting system for water in small-scale sewage treatment plants, especially those using SBR process, comprises UV lamp mounted in suction system which removes treated water from plant |
| 05/23/2007 | EP1786734A1 Double-layered compacted solid water-purification product |
| 05/23/2007 | CN1966428A Gas field methanol sewage disposal process |
| 05/18/2007 | WO2007054461A1 Wastewater treatment method comprising decantation and fine screening stages et device for carrying out said method |
| 05/18/2007 | WO2007054230A1 Process and system for the treatment of water contaminated with nitrates |
| 05/18/2007 | CA2627329A1 Redundant ultrafiltration devices |
| 05/18/2007 | CA2626786A1 Wastewater treatment method comprising decantation and fine screening stages, and device for carrying out said method |
| 05/17/2007 | US20070108064 Solution having biocidal activity |
| 05/17/2007 | CA2527525A1 Wastewater treatment system for a marine vessel |
| 05/16/2007 | EP1785180A1 Process and plant for clarification and filtration of fluids in one tank |
| 05/16/2007 | EP1784362A1 Process for purifying water from a vehicle wash installation |
| 05/16/2007 | CN2900515Y Floating and dreg drying field before livestock raising waste water treatment |
| 05/16/2007 | CN2900513Y Integrated treating and reutilizing device for residential community waste water |
| 05/16/2007 | CN2900512Y Drinking water treating device |
| 05/16/2007 | CN1962494A Bioreactor |
| 05/16/2007 | CN1962493A Drainage processing device and drainage processing method |
| 05/16/2007 | CN1962492A Process for reclaiming PVC slurry waste water using liquid phase suspension method |
| 05/16/2007 | CN1962491A Multi-functional environment-friendly type sewage disposal apparatus |
| 05/16/2007 | CN1962475A Method and device for treating fluorine-containing waste water using limestone |
| 05/16/2007 | CN1316252C System equipped with water purification means |
| 05/16/2007 | CN1315743C Integrated anaerobic-wetland wastewater treatment apparatus and method therefor |
| 05/16/2007 | CN1315742C Household intermediate water processing machine |
| 05/16/2007 | CN1315738C Device and method for generating and applying ozonated water |
| 05/15/2007 | US7217368 Nucleation, agglomerant of fine particles; water pollution control; applying high frequency magnetic flux |
| 05/15/2007 | US7217346 Water treating method, water treating apparatus, and hydroponics system using the apparatus |
| 05/10/2007 | WO2007053110A1 Treatment of wastewater |
| 05/10/2007 | US20070102367 adding buffers and conditioners to water, causes precipitation of solids, then removing the precipitated solids, conditioners and buffers for disposal; water treatment; softening hard water |
| 05/10/2007 | DE10159534B4 Verfahren zur Behandlung organisch belasteter Abwässer und Behandlungsanlage zur Durchführung des Verfahrens A method for the treatment of organically polluted waste water and treatment plant for performing the method |
| 05/09/2007 | CN1958486A Advanced treatment method for carbonization wastewater |
| 05/09/2007 | CN1958485A Method for regenerating treated wastewater through mass transfer, and utilized by industries |
| 05/09/2007 | CN1958484A Method for treating wastewater of terephthalic acid by using aerating bio filter |
| 05/09/2007 | CN1958483A Combined type wastewater treatment method and equipment |
| 05/09/2007 | CN1958482A Method for treating wastewater from production of chlorated fulminuric acid |
| 05/09/2007 | CN1958481A Chloroactic acid method for treating wastewater of glycine, and comprehensive utilization method |
| 05/09/2007 | CN1958471A Method for treating ammonia nitrogen wastewater |
| 05/09/2007 | CN1958462A Method for preparing potassium ferrate by using waste liquid from acid washing steel |
| 05/09/2007 | CN1314605C Domestic sewage denitrifying-dephosphorizing method and apparatus |
| 05/09/2007 | CN1314604C Highland and severe cold areas sewage treatment method |
| 05/09/2007 | CN1314603C Method for removing metal in wastewater |
| 05/08/2007 | US7214323 Method for treating body waste material, and apparatus therefor |
| 05/08/2007 | CA2286223C Filter cartridge for gravity-fed water treatment devices |
| 05/03/2007 | WO2007050775A1 System and method for treating wastewater and a growth supporting media usable therein |
| 05/03/2007 | US20070095734 Apparatus for the treatment of particulate biodegradable organic waste |
| 05/02/2007 | CN2895406Y Sewater desalting system utilizing jet technology |
| 05/02/2007 | CN1313382C System and process for wastewater treatment |
| 05/02/2007 | CN1313381C Supply system of water treatment apparatus |
| 05/01/2007 | US7212414 Adaptive inductive power supply |
| 05/01/2007 | CA2258225C Water treatment plant and set of modular equipment obtained by placing such plants in parallel |
| 05/01/2007 | CA2221703C Process for recovery of metal ions |
| 04/26/2007 | WO2007045132A1 A dissolving unit having a guide shell |
| 04/26/2007 | WO2007045007A1 An apparatus and method for the treatment of sewage |
| 04/26/2007 | US20070090038 Contaminated liquid filtration system vehicle |
| 04/26/2007 | DE19540469B4 Vorrichtung und Verfahren zur Erzeugung von elektrolytisch ionisiertem Wasser Apparatus and method for producing electrolytic ionized water |
| 04/26/2007 | DE10221756B4 Verfahren zur Reinigung/Behandlung von sauren, eisen- und sulfathaltigen Wässern Measures for cleaning / treatment of acidic, iron and sulfate-containing waters |
| 04/25/2007 | EP1554030B1 Pool filter with a pre-filtering unit |
| 04/25/2007 | EP1507745B1 Method for treatment of sludge from waterworks and wastewater treament plants |
| 04/25/2007 | CN2892863Y Restauant refuse waste oil processing system |
| 04/25/2007 | CN2892849Y Multifunction efficient sewage processing equipment |
| 04/25/2007 | CN1951841A Agricultural ecological canal-artificial wet land water quality improvement and ecological system reconstruction method |
| 04/25/2007 | CN1951840A Integral method and device for simultaneously removing ammonia nitrogen, organic substance and turbidity from water |
| 04/25/2007 | CN1951839A Method and apparatus for treating acid and alkaline waste water |
| 04/25/2007 | CN1951268A Showering water cyclic utilization system |
| 04/25/2007 | CN1312063C Method for removing ammonia nitrogen from sewage in subzone |
| 04/25/2007 | CN1312062C Urban sewage treatment and waste gas purification |
| 04/25/2007 | CN1312061C Waste water purifying method and its magnetic puddler integrated device |
| 04/25/2007 | CN1312051C Method of purifying Fischer-Tropsch derived water |
| 04/19/2007 | US20070085487 Inductively Coupled Ballast Circuit |
| 04/19/2007 | US20070084808 Mobile water treatment system |
| 04/19/2007 | DE102006038450A1 Method for treating material mixture from wastes containing e.g. organically convertible material, comprises supplying the mixture to a common process step and intensively washing the partial retention of the mixture |
| 04/19/2007 | DE102005049923A1 Verfahren und Anordnung zum Reinigen von industriell verunreinigtem Abwasser/Prozesswasser mittels einer Destillationsanlage Method and apparatus for cleaning contaminated industrial waste water / process water using a distillation plant |
| 04/18/2007 | EP1774088A1 Method for removing lignin from water |
| 04/18/2007 | CN2890044Y Biochemical wastewater purifying treatment machine |
| 04/18/2007 | CN2890043Y Coagulating sedimentation and filtering treatment system for sewage in steel industry |
| 04/18/2007 | CN1950303A Pure water treatment method |
| 04/18/2007 | CN1948191A Reuse technology of oil refining, chemical catalyst production waste water |
| 04/18/2007 | CN1948190A Treatment method of waste water in fluorofen production |
| 04/18/2007 | CN1948189A Treatment method of acrylic acid production waste water |
| 04/18/2007 | CN1948188A Coking waste water zero discharge treatment process |
| 04/18/2007 | CN1948187A Super conducting energy saving desalination drinking water making system of ocean ship |
| 04/12/2007 | WO2007038843A1 Dynamic control of membrane bioreactor system |
| 04/12/2007 | CA2622930A1 Dynamic control of membrane bioreactor system |
| 04/11/2007 | EP1772432A1 Acidic water producing device, acidic water producing method, and acidic water |
| 04/11/2007 | CN2887843Y Integrated treatment device for lake and landscape water |
| 04/11/2007 | CN1946464A Fluid flow interruption means for filter of water purifier |
| 04/11/2007 | CN1944816A Household different water supply system |
| 04/11/2007 | CN1944294A Double side diverting and hydraulically circular clarifying waste water treating method |
| 04/11/2007 | CN1944293A Deeply sewage treating method and its device without mud discharging |