| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 02/10/2010 | CN101643282A Device for processing sewage |
| 02/10/2010 | CN101643281A Method for treating high-turbidity water |
| 02/10/2010 | CN100588628C Combined treatment method for waste water by waste liquid in process of synthetic ammonia and alcohol production |
| 02/10/2010 | CN100588627C supplementary decoloration process for dye-containing waste water |
| 02/10/2010 | CN100588626C Heavy metal waste water continuous treating method and treating device thereof |
| 02/09/2010 | US7658855 Apparatus and process for water conditioning |
| 02/04/2010 | WO2010014919A1 Three stage, multiple phase anaerobic digestion system and method |
| 02/04/2010 | WO2010014462A1 Zero discharge waste water system for gasification plants |
| 02/04/2010 | WO2010013677A1 Process and equipment for the treatment of water containing organic matter |
| 02/04/2010 | US20100025325 System and Method for the Renovation of Process Water |
| 02/04/2010 | DE102008038475A1 Purifying aqueous/gaseous medium flowing through purification device using roll containing fiber form of active carbon, comprises passing roll, after continuously passing through purification device, into pyrolysis furnace under inert gas |
| 02/04/2010 | DE102008036899A1 Verfahren und Anlage zur Aufbereitung von Wasser Method and apparatus for treatment of water |
| 02/04/2010 | CA2732681A1 Three stage, multiple phase anaerobic digestion system and method |
| 02/03/2010 | EP2149625A1 On-site integrated production plant |
| 02/03/2010 | EP1601618B1 Water treatment compositions with masking agent |
| 02/03/2010 | CN201395549Y Disposing device for garbage percolate |
| 02/03/2010 | CN201395548Y Device for treating suspended sludge of compound alkali-surfactant-polymer oil extraction sewage |
| 02/03/2010 | CN201395547Y Sewage treatment device |
| 02/03/2010 | CN201395546Y Circulating-water four-stage biochemical treatment device of biomass centralized gas supply system |
| 02/03/2010 | CN201395545Y Device for treating coal chemical wastewater through anaerobic co-metabolism |
| 02/03/2010 | CN201395544Y Naked vertical beam column-shaped air-blowing type membrane bioreactor in multiple geometric shapes |
| 02/03/2010 | CN201395543Y Aeration and sedimentation type sewage treatment system |
| 02/03/2010 | CN201395542Y Multipurpose emergency survival support system |
| 02/03/2010 | CN201395541Y Freshwater filtrating and disinfecting device used for offshore oil drilling platform |
| 02/03/2010 | CN201395540Y Mobile solar-wind hybrid generation and raw drinking water treatment house |
| 02/03/2010 | CN201395539Y Mineralization-magnetization efficient sterilization water purifier |
| 02/03/2010 | CN201395538Y Emergency drinking water treatment equipment |
| 02/03/2010 | CN201395537Y Recycling device of electroplating oily wastewater |
| 02/03/2010 | CN201395536Y Electroplating comprehensive cleaning wastewater treatment and recovery system |
| 02/03/2010 | CN201395535Y Generation reaction device capable of recycling slag slurry supernatant |
| 02/03/2010 | CN201395534Y Filtered water processing system of biological trickling filter |
| 02/03/2010 | CN201395533Y Water leakage-proof full-automatic washing nanofiltration water purifier |
| 02/03/2010 | CN201395532Y Man/livestock drinking water purifier dedicated for countryside |
| 02/03/2010 | CN201393474Y Parent circulating water cultivation device of blue crab |
| 02/03/2010 | CN101638290A Strengthened land domestic sewage treatment device with built-in biological porcelain granule pipe |
| 02/03/2010 | CN101638289A Strengthened land domestic sewage treatment system with built-in filter cloth trench |
| 02/03/2010 | CN101638288A Filtration-fabric anti-clogging strengthening compound flow constructed wetland domestic sewage treatment system |
| 02/03/2010 | CN101638287A Sewage in-situ purification system using drainage ditch |
| 02/03/2010 | CN101638286A Treatment method of sewage containing dyeing wastewater |
| 02/03/2010 | CN101638285A Sewage purification processing system |
| 02/03/2010 | CN101638284A Advanced sewage purification sterilization system |
| 02/03/2010 | CN101638283A Two-stage biochemical treatment technique of cold rolling and silicon steel alkaline waste water |
| 02/03/2010 | CN101638282A Dynamic-stationary combined membrane biological-activated-carbon reaction device |
| 02/03/2010 | CN101638281A Aeration oxidizing ecological bed used for waste water treatment |
| 02/03/2010 | CN101638280A Novel process for pretreating carbendazim wastewater |
| 02/03/2010 | CN101638279A Method for treating sulfur-containing printing and dyeing wastewater |
| 02/03/2010 | CN101638278A Treatment method of acrylic fiber chemical wastewater |
| 02/03/2010 | CN101638277A Car washing water purification recycling processing system |
| 02/03/2010 | CN101638276A Method for removing ethylbenzene out of raw water by combining stripping and powdered carbon adsorption |
| 02/03/2010 | CN101638275A Novel water purifier |
| 02/03/2010 | CN101638274A Portable complete device for treating oily wastewater from washing oil production well |
| 02/03/2010 | CN100586880C High concentration organic wastewater processing system |
| 02/03/2010 | CN100586872C Cell for generating disinfection water |
| 02/02/2010 | CA2526468C A process for recovering phosphorus |
| 02/02/2010 | CA2333272C Ion exchange removal of metal ions from wastewater |
| 01/28/2010 | WO2010011887A1 Ozonated liquid dispensing unit |
| 01/28/2010 | WO2010009684A1 Method of chemical-mechanical treatment of waste waters from operation of tanneries |
| 01/28/2010 | WO2010009611A1 Method for removing arsenic and iron from acidic waste solution generated during etching of printed circuit boards |
| 01/28/2010 | WO2009138696A3 Device and method for neutralizing heating condensates |
| 01/28/2010 | DE102008034588A1 Vorrichtung und Verfahren zur Wasseraufbereitung Apparatus and method for water treatment |
| 01/28/2010 | CA2759464A1 Method of chemical-mechanical treatment of waste waters from operation of tanneries and an apparatus for carrying out of the method |
| 01/27/2010 | EP2147898A1 Process for the recovery of tyrosol and hydroxytyrosol from oil mill wastewaters and catalytic oxidation method in order to convert tyrosol in hydroxytyrosol |
| 01/27/2010 | CN201390992Y Novel water saving device |
| 01/27/2010 | CN201390687Y Advanced treatment device for super heavy crude oil sewage |
| 01/27/2010 | CN201390686Y Mobile sewage treatment station adopting unit type membranes and biological decomposition |
| 01/27/2010 | CN201390685Y Rural sewage treatment station adopting unit type membranes and biological decomposition |
| 01/27/2010 | CN201390684Y System for recycling etching wastewater and heavy metal |
| 01/27/2010 | CN201390683Y Multistage electrolysis device for treating cyanide containing wastewater |
| 01/27/2010 | CN201390682Y Movable integral biotic pollution sewage processing device |
| 01/27/2010 | CN201390681Y Integrated water purifier |
| 01/27/2010 | CN201390680Y Box for purifying and disposing domestic water |
| 01/27/2010 | CN201390679Y Kinescope screen glass wastewater treatment system |
| 01/27/2010 | CN101633546A High-efficiency combined anaerobic biological treatment for treating high-concentration organic waste water |
| 01/27/2010 | CN101633545A Integrated biological and ecological cooperative sewage treatment reactor |
| 01/27/2010 | CN101633544A Processing method for recycling electroplating concentrated control zone electroplating waste water resource |
| 01/27/2010 | CN101633543A High-efficiency combined type sewage denitration and dephosphorization purifying device |
| 01/27/2010 | CN101633542A Treatment process of waste water produced in potato starch manufacturing |
| 01/27/2010 | CN101633541A Integrated technology for deep purification treatment for printing and dyeing waste water |
| 01/27/2010 | CN101633540A Method for treating paint waste water |
| 01/27/2010 | CN101633539A Technology for purifying and recycling sewage produced in softening process of raw skins as well as realizing zero emission |
| 01/27/2010 | CN101633538A Recycling and processing method of electroplating concentrated control zone mixed flow waste water resource |
| 01/27/2010 | CN101633537A Water treatment method for killing tendipes by utilizing collaboration of preozonation and conventional water treatment technology |
| 01/27/2010 | CN101633536A Method for treating small-size electroplating waste water |
| 01/27/2010 | CN101633535A Processing method of electroplating paraffin removal process waste water |
| 01/27/2010 | CN101633534A Direct water drinking machine |
| 01/27/2010 | CN101633533A Turning cover type water purifier |
| 01/27/2010 | CN100584781C Process for treating waste water for production of triethyl phosphite |
| 01/27/2010 | CN100584780C Non-pump high volume water purifier |
| 01/27/2010 | CN100584760C Method and device for preparing cupric oxide/cupric sulfate by reclaiming wiring board etching waste liquor |
| 01/26/2010 | US7651612 Device for the purification of contaminated liquid |
| 01/21/2010 | WO2010009148A1 Novel systems and methods for wastewater treatment |
| 01/21/2010 | WO2010008268A1 A process for treating wastewater |
| 01/21/2010 | WO2010006383A1 Process for the treatment of water and production of biomass and associated systems |
| 01/21/2010 | US20100015020 Method and apparatus for refining biodiesel |
| 01/21/2010 | US20100012580 Novel systems and methods for wastewater treatment |
| 01/21/2010 | DE102004006084B4 Verfahren und Anordnung zur Behandlung saurer und sulfathaltiger Abwässer des Bergbaus Method and apparatus for treatment of acid and sulfate-containing wastewaters of mining |
| 01/20/2010 | CN201387011Y Incineration equipment for crematorium and incinerator exhaust gas treatment system thereof |
| 01/20/2010 | CN201386057Y Sludge circulation drying bed |
| 01/20/2010 | CN201386055Y Sea water wall hanging machine |
| 01/20/2010 | CN201386054Y Preparation device for direct drinking water |