| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 11/28/2012 | CN102795731A Method for treating halogenated organic compound pollutant wastewater based on Fe-Ni-Cu ternary metal system |
| 11/28/2012 | CN102795730A Application of brine to boiler softened water in stead of industrial salts |
| 11/28/2012 | CN102795729A Device and method for treating COD through compound precipitation |
| 11/28/2012 | CN102795728A Method for treating heavy metal-containing acidic wastewater in nonferrous metal industry |
| 11/28/2012 | CN102795727A Hydrodynamic-cavitation enhanced water treating apparatus |
| 11/28/2012 | CN102795726A Method and apparatus for treating chromium-containing wastewater by means of sintering flue gas |
| 11/28/2012 | CN102795725A Method for whole-process recycling of multiple biogas slurry components |
| 11/28/2012 | CN102795724A Deep well water treatment technology |
| 11/28/2012 | CN102795723A Resource recovery method of acidic copper-containing waste solution |
| 11/28/2012 | CN102795722A Method for treating waste water generated from surface treatment of aluminum products |
| 11/28/2012 | CN102795721A Treatment method for wastewater after vanadium precipitation |
| 11/28/2012 | CN102795720A Sewage filter device |
| 11/28/2012 | CN102795719A Methods for removing calcium and magnesium and co-producing water and salt by low-cost process during sea water desalination |
| 11/28/2012 | CN102795718A Chemical oil eliminator |
| 11/28/2012 | CN102795717A Dewatering and drainage recycle treatment device for deep foundation pit |
| 11/28/2012 | CN102795716A Miniature manual high-pressure seawater desalination equipment |
| 11/28/2012 | CN102795715A Treatment system for thermal power plant circulating water blowdown water |
| 11/28/2012 | CN102795714A Organic sewage treatment pool bottom slab |
| 11/28/2012 | CN102795708A Water quality purifying system, waste water treatment device, and natural non-point purifying device |
| 11/28/2012 | CN102794285A Automatic cleaning device of reaction kettle |
| 11/28/2012 | CN102794040A High-speed filter |
| 11/28/2012 | CN102354571B Nano-copper conductive slurry preparation method by utilizing printed circuit board alkaline etching waste liquid |
| 11/28/2012 | CN102351376B Riverbank multiple pond wetland waste sewage treatment method and device |
| 11/28/2012 | CN102351353B Method for pre-treating inverted trough water of electroplating pre-treatment |
| 11/28/2012 | CN102320704B Comprehensive waste solution treatment device |
| 11/28/2012 | CN102285735B Ultrafiltration membrane treatment system and treatment process of heavy metal wastewater |
| 11/28/2012 | CN102285734B Comprehensive treatment device of low-concentration wastewater |
| 11/28/2012 | CN102276093B Treatment method of papermaking method tobacco sheet production wastewater |
| 11/28/2012 | CN102259938B Reduction and recycling method for purified cotton cooking and cleaning wastewater |
| 11/28/2012 | CN102249494B Method for improving activity of methanogens while reducing high-concentration ammonia nitrogen in anaerobic process |
| 11/28/2012 | CN102249448B System suitable for comprehensively treating bottom sediments in city inland river |
| 11/28/2012 | CN102241448B Comprehensive utilization method of sodium sulfate wastewater |
| 11/28/2012 | CN102180553B Photo-catalytic oxidation water treatment device based on solar fixed film double-layer thin plate |
| 11/28/2012 | CN102092866B Pressure driven multifunctional membrane separation device and separation technology thereof |
| 11/28/2012 | CN102070283B Technique for efficiently treating livestock/poultry culture wastewater |
| 11/28/2012 | CN102070279B Method for treating municipal sewage by adopting millipore FBR (Filter Bio-reactor) |
| 11/28/2012 | CN101990987B Method for recycling potato residue and waste water in production process of potato starch |
| 11/28/2012 | CN101979342B Bioreactor |
| 11/28/2012 | CN101941769B Method for pre-treating alkali PTA wastewater by using combined flocculating agent |
| 11/28/2012 | CN101939264B Waste water treatment from a biomass-to-liquid process comprising synthesis gas production and integrated factory facility |
| 11/28/2012 | CN101781059B Novel anaerobic membrane bioreactor |
| 11/28/2012 | CN101774721B Method for treating production solvent-containing waste liquid from production of m-aramid fibers |
| 11/28/2012 | CN101659486B New technique for deeply treating industrial waste water by RO membrane |
| 11/28/2012 | CN101219841B Method for purifying leachate of landfill and dewatering water of food waste |
| 11/27/2012 | US8318011 Portable drinking water purification device |
| 11/27/2012 | CA2634528C Point-of-use water treatment system |
| 11/26/2012 | DE202012103731U1 Vorrichtung zur Behandlung einer trinkbaren Flüssigkeit Apparatus for treatment of a potable liquid |
| 11/22/2012 | WO2012158014A1 A system for biological treatment |
| 11/22/2012 | WO2012158013A1 Anaerobic treatment of organic wastewater |
| 11/22/2012 | WO2012155607A1 Apparatus for producing reclaimed water based on electrolysis and double membrane technologies and method thereof |
| 11/22/2012 | US20120292259 System and method for treatment of produced waters containing gel |
| 11/22/2012 | US20120292235 Treatment Device |
| 11/22/2012 | US20120292234 Water enhancement system |
| 11/22/2012 | DE102011101951A1 Mobile film sterilizer or collector, useful for absorbing solar radiation energy and killing germs, comprises welded and heatproof transparent and absorbing films that convert thermal energy into liquid by welding and positioning of films |
| 11/22/2012 | DE102011101719A1 Verfahren zur bioziden Behandlung von industriellen Wassersystemen Process for the biocidal treatment of industrial water systems |
| 11/22/2012 | DE102011050548A1 Anschlussarmatur End fittings |
| 11/21/2012 | EP2523910A1 Method and system of sludge treatment |
| 11/21/2012 | CN202544060U Excrement and urine collection and treatment device for toilet stool |
| 11/21/2012 | CN202543009U Ecological treatment system (I) for rural domestic sewage |
| 11/21/2012 | CN202543008U Ecological treatment system (II) for rural domestic sewage |
| 11/21/2012 | CN202543007U Process system for controlling risk of drinking water disinfection by-products and pathogenic microorganisms |
| 11/21/2012 | CN202543006U Buried domestic sewage treatment device |
| 11/21/2012 | CN202543005U Ecological purification system for drinking water |
| 11/21/2012 | CN202543004U Adjustable-temperature air supply device for aerobic tank in sewage treatment plant |
| 11/21/2012 | CN202543003U Landfill leachate treatment device |
| 11/21/2012 | CN202543002U Sewage treatment system |
| 11/21/2012 | CN202543001U Comprehensive water treatment device for preventing and controlling pollution of water source heat pump and underground water |
| 11/21/2012 | CN202543000U Enhanced denitriding and deoxidizing device |
| 11/21/2012 | CN202542999U Enhanced phosphorus and nitrogen removal device |
| 11/21/2012 | CN202542998U Treatment system for soy sauce brewing industry wastewater |
| 11/21/2012 | CN202542997U Half shortcut nitrification/ anaerobic ammonia oxidation nitrogen and phosphorus removal device for urban sewage |
| 11/21/2012 | CN202542996U Sewage treatment and cyclic utilization system of coal dust/coal slurry gasification device |
| 11/21/2012 | CN202542995U Energy water machine suitable for various water qualities |
| 11/21/2012 | CN202542994U Combination device for reducing chemical oxygen demand (COD) of discharged sewage and recycling reclaimed water |
| 11/21/2012 | CN202542993U Novel drinking water magnetizing filtering device |
| 11/21/2012 | CN202542992U Water quality magnetization scale prevention and removal treatment device |
| 11/21/2012 | CN202542991U Sterilizing and water purifying system for professional pipeline |
| 11/21/2012 | CN202542990U Purified water sterilizing system |
| 11/21/2012 | CN202542989U Commercial water purifying machine |
| 11/21/2012 | CN202542988U Automatic water purifying thermostat of integral dental equipment |
| 11/21/2012 | CN202542987U Printing ink wastewater treatment equipment |
| 11/21/2012 | CN202542986U Residual chlorine removing duplex security device for water equipment for hematodialysis |
| 11/21/2012 | CN202542985U Emergency and quick treating device of complicated heavy metal wastewater |
| 11/21/2012 | CN202542984U Filtration and sterilization device for cooling water |
| 11/21/2012 | CN202542983U Integration ultrasonic deoiler |
| 11/21/2012 | CN202542982U Vanadium pentoxide waste water treating and resource recycling device |
| 11/21/2012 | CN202542981U Recycled water recycling combined device |
| 11/21/2012 | CN202542980U Industrial circulating water bypass filtration treatment device |
| 11/21/2012 | CN202542979U Recycled water suspension adsorption treatment device |
| 11/21/2012 | CN202542978U Pressure type integration water purifier |
| 11/21/2012 | CN202542977U Ozone oxidative decoloration treating device |
| 11/21/2012 | CN202542976U Chromium wastewater treatment control system |
| 11/21/2012 | CN202542975U Precious casting wastewater treatment system |
| 11/21/2012 | CN202542974U Device for removing phosphorus from waste water generated in production process of glyphosate |
| 11/21/2012 | CN202542973U Treatment system for recycling waste sodium hypochlorite sewage |
| 11/21/2012 | CN202542972U Zero discharge system for waste water |
| 11/21/2012 | CN202542971U Automatic control efficient molten stainless steel integration purifier |
| 11/21/2012 | CN202542970U Novel purifying disposer for optically catalyzing and degrading organic wastewater and acid-base waster liquid |
| 11/21/2012 | CN202542969U Reverse osmosis pure water device |
| 11/21/2012 | CN202542968U Oil-water residue separating device of kitchen |