| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 05/01/2013 | CN103073132A Process for treating amantadine amination waste water through bipolar membrane electrodialysis process |
| 05/01/2013 | CN103073131A Process for treating amantadine bromination waste water and mineral acid and alkali recycling through bipolar membrane electrodialysis process |
| 05/01/2013 | CN103073130A Device for treating waste water containing zinc and cadmium ions |
| 05/01/2013 | CN103073129A Advanced sewage treatment device |
| 05/01/2013 | CN103073128A Bathhouse wastewater treating device |
| 05/01/2013 | CN103073127A Circulating water treatment device for swimming pool |
| 05/01/2013 | CN103073126A Treatment method of kaolin mineral processing waste water |
| 05/01/2013 | CN103073125A Method for using acidolysis nickel laterite ore wastewater |
| 05/01/2013 | CN103073124A Heavy metal wastewater treatment process |
| 05/01/2013 | CN103073123A Metal plating wastewater recycle using and recycling technology process |
| 05/01/2013 | CN103073122A Vehicular emergency drinking water purifying station |
| 05/01/2013 | CN103073121A Method for simultaneously treating industrial pickling waste water, washing waste water and chemical organic waste water |
| 05/01/2013 | CN103073120A Biogas slurry purification technology |
| 05/01/2013 | CN103073119A Oil-containing emulsion wastewater treatment method and apparatus thereof |
| 05/01/2013 | CN103073118A Parallel-connected continuous adsorption system in wastewater treatment process |
| 05/01/2013 | CN103073117A 反渗透净水机 RO water purifier |
| 05/01/2013 | CN103073116A Oil production plant waste fluid separating and slagging integrated device |
| 05/01/2013 | CN102616986B Dynamic membrane automatic water flow-out solid-liquid separation method applicable to domestic sewage treatment |
| 05/01/2013 | CN102531299B Method for treating addition wastewater in production process of lipoic acid |
| 05/01/2013 | CN102515413B Sewage treatment system and treatment method of composite horizontal undercurrent constructed wetland |
| 05/01/2013 | CN102503005B Method for replacing bottom sludge of polluted water in site and sludge cleaning equipment |
| 05/01/2013 | CN102452750B Method for oil refinery sewage classification control and grading treatment |
| 05/01/2013 | CN102432134B Method for treating waste water produced in dry process acrylic fiber production |
| 05/01/2013 | CN102417265B Method for effectively removing organic matters in wastewater from nitrochlorobenzene production |
| 05/01/2013 | CN102417264B Method for treating nitrochlorobenzene production wastewater |
| 05/01/2013 | CN102417249B Method for treating nitrobenzene waste water |
| 05/01/2013 | CN102390905B Advanced treatment device and method of micropolluted organic sewage |
| 05/01/2013 | CN102390896B Water taking and treating complete device |
| 05/01/2013 | CN102351360B Method for comprehensive recovery of arsenic-containing alkaline liquid and waste gas of sulfur dioxide |
| 05/01/2013 | CN102351358B Method and system for treating phenol-containing acidic water by direct liquefaction with coal |
| 05/01/2013 | CN102336480B Precipitation and filtration tank |
| 05/01/2013 | CN102295356B Method for treating steam condensed water by virtue of organic separation membrane |
| 05/01/2013 | CN102276102B Sewage treatment device with membrane bioreactor and sewage treatment method |
| 05/01/2013 | CN102267778B Resource method of waste liquid from coke oven gas desulphurization and decyanation |
| 05/01/2013 | CN102241894B Method for recovering dye and dispersing agent from dispersed dye production wastewater |
| 05/01/2013 | CN102225825B Zero-energy-consumption enhanced AB (adsorption-biodegradation) treatment method for urban sewage |
| 05/01/2013 | CN102179302B Secondary purification device for superconducting magnet |
| 05/01/2013 | CN102134124B Integrated oxidation ditch |
| 05/01/2013 | CN102100353B Method for treatment of glutamic acid processing waste liquor in monosodium glutamate production |
| 05/01/2013 | CN102010105B Advanced treatment process for non-degradable petrochemical waste water and device |
| 05/01/2013 | CN101993177B Method for treating polymer-containing sewage of oil field |
| 05/01/2013 | CN101962235B Method for high temperature wastewater treatment and reuse in MTO process |
| 05/01/2013 | CN101880107B Sewage treatment structure and multi-period controlled operation method thereof |
| 05/01/2013 | CN101827791B Method for removing hydrazine compounds |
| 05/01/2013 | CN101575157B Method and system for treating sewage through composite tidal current artificial marsh |
| 04/30/2013 | US8431022 Modular dual vessel dissolved aeration flotation treatment system |
| 04/26/2013 | DE202012012520U1 Vorrichtung zur Reinigung von Prozesswasser in einem hydrothermalen Karbonisierungsprozess Apparatus for purifying process water in a hydrothermal carbonization |
| 04/25/2013 | WO2013058063A1 Fresh water generation system |
| 04/24/2013 | EP2582636A1 Seawater desalination plant and production of high purity salt |
| 04/24/2013 | CN202907346U Water-saving glue refuse removal production line for circuit board processing |
| 04/24/2013 | CN202904263U Sewage processing terminal apparatus |
| 04/24/2013 | CN202900214U Water injection distributed control system for offshore oil exploitation |
| 04/24/2013 | CN202899669U An integrated-arrangement advanced treatment complex |
| 04/24/2013 | CN202899231U Device for recycling vehicle-mounted shower water |
| 04/24/2013 | CN202898180U Two-stage anaerobic sludge reaction device |
| 04/24/2013 | CN202898174U Excess sludge reducing system for municipal sewage treatment plant |
| 04/24/2013 | CN202898173U Novel combined type membrane bioreactor |
| 04/24/2013 | CN202898172U Biochemical system for sewage treatment |
| 04/24/2013 | CN202898171U Domestic sewage reuse system |
| 04/24/2013 | CN202898170U Landfill leachate evaporation treatment device |
| 04/24/2013 | CN202898169U Device capable of reducing reverse osmosis or nano-filtration concentrate salt of landfill leachate |
| 04/24/2013 | CN202898168U Down washing wastewater treatment system |
| 04/24/2013 | CN202898167U Petrochemical sewage biological treatment device |
| 04/24/2013 | CN202898166U Vegetable zeolitic water treating equipment |
| 04/24/2013 | CN202898165U Wastewater treatment device based on fatty amine and fatty acid |
| 04/24/2013 | CN202898164U Leachate treatment device for waste incineration plant |
| 04/24/2013 | CN202898163U Novel sewage treatment device |
| 04/24/2013 | CN202898162U Sewage treatment device |
| 04/24/2013 | CN202898161U Phenol-cyanogen-containing waste water treatment system |
| 04/24/2013 | CN202898160U 污水处理装置 Sewage treatment plant |
| 04/24/2013 | CN202898159U Sewage treatment device |
| 04/24/2013 | CN202898158U Water treatment equipment with high recycling rate by membrane method |
| 04/24/2013 | CN202898157U Device capable of improving reverse osmosis water yield |
| 04/24/2013 | CN202898156U Magnetic flocculation water treatment system |
| 04/24/2013 | CN202898155U Gas condensate water treatment device |
| 04/24/2013 | CN202898154U Process device for separating coke powder out of sewage of delayed coking device |
| 04/24/2013 | CN202898153U Cold and hot direct drinking pure water machine |
| 04/24/2013 | CN202898152U Filtrating equipment for microorganism dispenser |
| 04/24/2013 | CN202898151U Double-ultraviolet water sterilization system |
| 04/24/2013 | CN202898150U Metallic wastewater treatment equipment |
| 04/24/2013 | CN202898149U Water filter equipment |
| 04/24/2013 | CN202898148U Chemical waste water treatment system |
| 04/24/2013 | CN202898147U Well drilling waste water flocculating settling and desliming treatment device |
| 04/24/2013 | CN202898146U High-temperature condensation water oil-removing and iron-removing system of steam thermodynamic system |
| 04/24/2013 | CN202898145U Process equipment system for recycling acidic copper-etching waste liquor |
| 04/24/2013 | CN202898144U 杀菌填充床 Sterilization packed bed |
| 04/24/2013 | CN202898143U Environment-friendly sewage treatment device |
| 04/24/2013 | CN202898142U Sewage treatment system |
| 04/24/2013 | CN202898141U Double-row parallel type ion exchanger |
| 04/24/2013 | CN202898140U System for recycling oil-containing washing waste water |
| 04/24/2013 | CN202898139U Waste water treatment device |
| 04/24/2013 | CN202898138U Wastewater treatment system containing complex copper ions |
| 04/24/2013 | CN202898137U Wastewater treatment system containing complex copper ions |
| 04/24/2013 | CN202898136U Sewage treatment system for processing artificial granite and quartzite |
| 04/24/2013 | CN202898135U Remote intelligent self-control mine water underground purification device |
| 04/24/2013 | CN202898134U Vertical desulfurization waste water treatment device |
| 04/24/2013 | CN202898133U Purifier for water pipe |
| 04/24/2013 | CN202898132U Slag-slurry water filtering and recovering device |
| 04/24/2013 | CN202898131U Waste water filtering device |
| 04/24/2013 | CN202898130U Low-permeability oilfield low-molecular waste fracturing fluid desanding device |