| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 01/18/2012 | CN102320997A Para-acetylsulfanilamide synthesis method combined with waste water treatment |
| 01/18/2012 | CN102320708A Method for degrading synthetic dye through compound system |
| 01/18/2012 | CN102320707A Method for treating waste water generated in production process of alcohol by fermenting |
| 01/18/2012 | CN102320706A System for deep recovery and treatment of coking wastewater biochemical effluent |
| 01/18/2012 | CN102320705A Method for treating sewage containing high nutrients |
| 01/18/2012 | CN102320704A Comprehensive waste solution treatment device |
| 01/18/2012 | CN102320703A Recovery method for mother liquor after copper chloride hydroxide production by etching waste liquor |
| 01/18/2012 | CN102320702A Method for deeply processing coking wastewater through coagulation-adsorption and chemical-oxidation combination |
| 01/18/2012 | CN102320701A Device and method for recycling silicon powder in silicon processing waste water |
| 01/18/2012 | CN102320700A Method for removing thallium pollution in source water of drinking water |
| 01/18/2012 | CN102320699A Method for destabilization coagulating treatment of well drilling waste liquid |
| 01/18/2012 | CN102320698A Shallow pool water body in-situ eutrophication control method |
| 01/18/2012 | CN102320697A Desulfuration process for chromate waste water |
| 01/18/2012 | CN102320696A Large water treatment equipment and control method thereof |
| 01/18/2012 | CN102320695A Water purifier |
| 01/18/2012 | CN102320641A Resource utilization method for saponification waste water producing epoxypropane by chlorohydrination process |
| 01/18/2012 | CN102320583A Method for recycling phosphorus from urban sludge anaerobic digestive fluid by utilizing dolomite |
| 01/18/2012 | CN102319527A Filtering material bag for rural domestic sewage treatment as well as preparation method and application thereof |
| 01/18/2012 | CN102010091B Advanced treatment method of sewage |
| 01/18/2012 | CN101792228B Double-layer artificial wetland system for strengthening sewage denitrification and dephosphorization and operation method thereof |
| 01/18/2012 | CN101759324B Biological filter-ceramic membrane biological reactor device and water purifying application method thereof |
| 01/18/2012 | CN101555083B Baffling contact precipitation integral anaerobic reactor |
| 01/18/2012 | CN101525200B Ecological soil purifying bed with automatic domestic sewage reoxygenation function |
| 01/17/2012 | CA2634313C Point-of-use water treatment system |
| 01/16/2012 | DE202008018198U1 Abwasserbehandlung Wastewater treatment |
| 01/12/2012 | WO2012004095A1 Method for preventing deposits from carbonate-rich waters in entrained-flow gasification |
| 01/12/2012 | WO2012003833A1 A method for removing ammonium nitrogen from organic waste water comprising liquid manure |
| 01/12/2012 | WO2012003525A1 A desalination plant |
| 01/12/2012 | DE102010026491A1 Optimiertes Verfahren und Vorrichtung zur Behandlung von Wäschereiabwässern Optimized method and apparatus for treating laundry effluent |
| 01/12/2012 | DE102010026172A1 Verfahren zur Verhinderung von Ablagerungen aus karbonatreichen Wässern bei der Flugstromvergasung A method of preventing sediment from carbonate-rich waters in the entrained-flow gasification |
| 01/12/2012 | CA2804338A1 A method for removing ammonium nitrogen from organic waste water comprising liquid manure |
| 01/11/2012 | EP2405564A2 Adaptive inductive power supply |
| 01/11/2012 | EP2405553A2 Adaptive inductive power supply |
| 01/11/2012 | EP2405552A2 Adaptive inductive power supply |
| 01/11/2012 | EP2404662A1 A method for removing ammonium nitrogen from organic waste water comprising liquid manure |
| 01/11/2012 | EP2403807A1 Process for the purification of an aqueous stream coming from the fischer-tropsch reaction |
| 01/11/2012 | CN202107601U Sewage and sludge treatment device |
| 01/11/2012 | CN202107600U Sewage treatment system |
| 01/11/2012 | CN202107599U Environment-friendly type glass fiber reinforced plastic domestic sewage purifying tank |
| 01/11/2012 | CN202107598U Comprehensive utilization system for waste water |
| 01/11/2012 | CN202107597U Novel sewage treatment system |
| 01/11/2012 | CN202107596U Composite water purifying device |
| 01/11/2012 | CN202107595U Biological coupling denitrification and dephosphorization sewage purification and reclamation treatment system |
| 01/11/2012 | CN202107594U Sewage purification pond |
| 01/11/2012 | CN202107593U Treatment system for cold rolling waste water |
| 01/11/2012 | CN202107592U Low-temperature air plasma water treatment device |
| 01/11/2012 | CN202107591U High-density organic and/or inorganic wastewater zero emission system |
| 01/11/2012 | CN202107590U Treatment device for high-salinity wastewater in food industry |
| 01/11/2012 | CN202107589U Concentrated water high temperature reverse osmosis treatment equipment |
| 01/11/2012 | CN202107588U Circulation cooling water on-line purifier |
| 01/11/2012 | CN202107587U Integrated swimming pool water treatment equipment |
| 01/11/2012 | CN202107586U Acid-base neutralization device for sewage treatment |
| 01/11/2012 | CN202107585U Purification device of circulation cooling water |
| 01/11/2012 | CN202107584U Water-saving device for electroplating production line |
| 01/11/2012 | CN202107583U Downhole treatment device for sewage of mine |
| 01/11/2012 | CN202107582U Portable water purifier for outdoor service |
| 01/11/2012 | CN202107581U Active direct drinking water production unit |
| 01/11/2012 | CN202107580U Water treatment device simulating natural fountain |
| 01/11/2012 | CN202107579U Integrated automatic oil-water separator for catering wastewater |
| 01/11/2012 | CN202107578U Water quality protection device for two-pass RO (reverse osmosis) system |
| 01/11/2012 | CN202105509U Advanced treatment system for drinking tap water |
| 01/11/2012 | CN202105504U Water purifier capable of displaying working hours of plurality of filter elements |
| 01/11/2012 | CN102317220A Inhibitiion of water formed scale in acid conditions |
| 01/11/2012 | CN102311213A Sewage source processing system and processing method |
| 01/11/2012 | CN102311212A Method for processing wastewater from papermaking with waste paper |
| 01/11/2012 | CN102311211A Method for treating high salinity and high consistency industrial wastewater to realize waste control by waste |
| 01/11/2012 | CN102311210A Printing and dyeing sewage regeneration method |
| 01/11/2012 | CN102311209A Method and apparatus used in membrane bio-reactor (MBR) technology for recharging underground water with municipal sewage |
| 01/11/2012 | CN102311208A Method and device for supplying underground water with municipal sewage through biofilter and ultrafiltration technology |
| 01/11/2012 | CN102311207A Activated sludge-biofilm SBR (Sequencing Batch Reactor) integrated sewage treating device |
| 01/11/2012 | CN102311206A SBR (Sequencing Batch Reactor)-ultrafiltration membrane sewage reusing device |
| 01/11/2012 | CN102311205A Method for removing organic matters and chrominance in printing and dyeing wastewater |
| 01/11/2012 | CN102311204A Treatment method for wastewater generated by processing high-acid crude oil |
| 01/11/2012 | CN102311203A Pretreatment method for high-acid inferior crude oil processing wastewater |
| 01/11/2012 | CN102311202A Comprehensive treatment method for wastewater of coal coking device |
| 01/11/2012 | CN102311201A Advanced treatment method for high-acid crude oil electric desalting wastewater |
| 01/11/2012 | CN102311200A Reactor for treating high concentration sewage and sewage treatment method |
| 01/11/2012 | CN102311199A Purification device for lakes and marshes |
| 01/11/2012 | CN102311198A Method for treating wastewater of copper-based methanol synthesis catalysts |
| 01/11/2012 | CN102311197A Water treatment system |
| 01/11/2012 | CN102311196A Method of zero discharge of electroplating wastewater containing nickel and apparatus thereof |
| 01/11/2012 | CN102311195A Recycling utilization and processing method for wastewater generated in sebacic acid production process |
| 01/11/2012 | CN102311194A Water consumption reduction and wastewater zero discharge method |
| 01/11/2012 | CN102311193A Method for treating filter cake filter-press filtrate in polyolefin catalyst production |
| 01/11/2012 | CN102311192A Sewage processing device combining plasma discharge with ozone |
| 01/11/2012 | CN102311191A Method for pre-degrading high-concentration oil refining organic wastewater by synergism of sulfuric acid free radical and anodic oxidation |
| 01/11/2012 | CN102311190A Method for removing thallium from drinking water by enhanced conventional water treatment process |
| 01/11/2012 | CN102311189A System for treatment of acid mine drainage and resource recovery of iron, aluminum, copper and zinc in drainage |
| 01/11/2012 | CN102311188A Groundwater recharge method from municipal wastewater by iron loaded anion resin plus coagulation sedimentation technology and device thereof |
| 01/11/2012 | CN102311187A Process for realizing zero discharge of industrial waste of steel enterprises |
| 01/11/2012 | CN102311186A Circulative reclamation processing system and processing technology of weaving jet wastewater |
| 01/11/2012 | CN102311185A Method for removing heavy metal out of electroplating wastewater |
| 01/11/2012 | CN102311184A Reverse osmosis pretreatment deep oil-removal process for cold rolling oily wastewater |
| 01/11/2012 | CN102311183A Cyanide-containing wastewater treatment method and system |
| 01/11/2012 | CN102311182A Electroplating wastewater treatment method |
| 01/11/2012 | CN102311181A Process and method for treating and recycling cyanide barren solution through membrane method and acidification combination |
| 01/11/2012 | CN102311180A Method for removing and recovering copper and zinc in wastewater of copper-zinc catalysts |
| 01/11/2012 | CN102311179A Centrifugal sedimentation method for treating catalyst-containing waste liquid in acrylonitrile industries |
| 01/11/2012 | CN102309915A Device for treating waste gas used on production line of scouring pad |
| 01/11/2012 | CN102309874A Polar fiber filter, high temperature resistant anion exchange resin and method for fine removal of total silicon from high temperature wastewater |