Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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11/20/2013 | CN203295293U Textile wastewater treatment system |
11/20/2013 | CN203295292U Household water filter |
11/20/2013 | CN203295291U Catalytic micro-electrolysis water treatment equipment |
11/20/2013 | CN203295290U Ultrafiltration membrane water purifier with dimethicone crystal purification device |
11/20/2013 | CN203295289U Water-jet loom wastewater recycling system |
11/20/2013 | CN203295288U Pure and impure printing and dyeing wastewater separation and waste heat utilization system |
11/20/2013 | CN203295287U Plumbing device capable of purifying water |
11/20/2013 | CN203295286U Novel integrated treatment device for hospital wastewater |
11/20/2013 | CN203295285U Sewage circulating treatment tank for boiler flue gas treatment system |
11/20/2013 | CN203295284U Fluoride waste water treatment equipment |
11/20/2013 | CN203295283U Paste resin process wastewater treatment equipment |
11/20/2013 | CN203295282U Anticorrosion device for internal cooling water system of generator |
11/20/2013 | CN203295281U Tap water purifying integrated tank |
11/20/2013 | CN203295280U Sewage treatment device |
11/20/2013 | CN203295279U Maintainable sewage treatment equipment |
11/20/2013 | CN203295278U Multifunctional portable water purifier |
11/20/2013 | CN203295277U Isolated zinc alloy double-flange coupling sea water desalting plant |
11/20/2013 | CN203295276U High-efficiency river water source water purifier |
11/20/2013 | CN203295275U Water treatment device for cultivation |
11/20/2013 | CN203295274U Waste water recycling device used in purified water preparation process |
11/20/2013 | CN203295273U Dual-use purifier |
11/20/2013 | CN203295272U Water filter for underground pump station |
11/20/2013 | CN203295271U Air floating grease trap |
11/20/2013 | CN203295267U Carbon dioxide dissolving reaction device |
11/20/2013 | CN203295245U Novel treatment device of pig farm wastewater |
11/20/2013 | CN203291661U Circulation spraying device of boiler flue gas treatment system |
11/20/2013 | CN203291628U Efficient filtering device |
11/20/2013 | CN1902134B Water treatment system and method |
11/20/2013 | CN103402928A Method of removing recalcitrant organic pollutant |
11/20/2013 | CN103401025A Waste treatment process in machining process of sealed lead-acid storage battery |
11/20/2013 | CN103399544A Automatic control method for urban sewage treatment and control system thereof |
11/20/2013 | CN103395952A Water processing apparatus with functions of ozone oxidation, bio-augmentation by tow levels of active carbon and ultraviolet sterilization |
11/20/2013 | CN103395951A System capable of utilizing acid to neutralize slags and dehydrated aluminum sludge to treat nitrogenous wastewater and method thereof |
11/20/2013 | CN103395950A V-shape air-stripping technology for removing nitrogen and phosphorus of large and medium-sized sewage processing |
11/20/2013 | CN103395949A Method for treating sewage by using artificial wetland |
11/20/2013 | CN103395948A Z-shaped gas stripping reflux two-stage precipitation integrated sewage treatment tank |
11/20/2013 | CN103395947A V-shaped gas stripping reflux two-stage precipitation integrated sewage treatment tank |
11/20/2013 | CN103395946A Low-energy-consumption wastewater treatment technological process |
11/20/2013 | CN103395945A Carbon-system carrier biological filtering pond system |
11/20/2013 | CN103395944A Fully-pneumatic integrated treatment device and method for domestic sewage |
11/20/2013 | CN103395943A Sewage treating method |
11/20/2013 | CN103395942A Method and device for realizing lasting and stable accumulation of nitrite nitrogen under low-temperature condition |
11/20/2013 | CN103395941A Lignite upgrading condensate recycling system |
11/20/2013 | CN103395940A Method for producing biogas through processing sewage |
11/20/2013 | CN103395939A Sewage treatment device |
11/20/2013 | CN103395938A Aquaculture water quality regulation system and regulation method |
11/20/2013 | CN103395937A Processing device and processing method applicable to high-ammonia-nitrogen agricultural wastewater |
11/20/2013 | CN103395936A Physical-physicochemical-biological treatment combined water purifier |
11/20/2013 | CN103395935A Sewage treatment process |
11/20/2013 | CN103395934A Processing apparatus for machine solvent wastewater and wastewater containing organic solvent |
11/20/2013 | CN103395933A Processing technology for electroplating wastewater and heavy metal wastewater |
11/20/2013 | CN103395932A Processing apparatus for waste emulsified liquid and machining wastewater |
11/20/2013 | CN103395931A Processing technology for waste emulsified liquid and machining wastewater |
11/20/2013 | CN103395930A Ecological slope protection type sewage land infiltration system and ecological slope protection type sewage land infiltration method |
11/20/2013 | CN103395929A Biochemical treatment method for gallic acid industrial wastewater |
11/20/2013 | CN103395928A Method and apparatus for nitrogen enrichment and removal by utilizing combined membrane biological reaction system |
11/20/2013 | CN103395927A Pure-silver and magnetized water absorption pipe head |
11/20/2013 | CN103395926A Combined type water filter element |
11/20/2013 | CN103395925A Treatment method for recycling para-hydroxybenzoic acid wastewater |
11/20/2013 | CN103395924A Method for reuse of cyanuric chloride analytic kettle wastewater in production of chlor-alkali by ion membrane process |
11/20/2013 | CN103395923A Photocatalysis wastewater degradation reactor capable of actively monitoring state of electrodeless UV lamp (ultraviolet lamp) |
11/20/2013 | CN103395922A Method for expanding capacity of photocatalysis waste water degradation reactor capable of self checking state of microwave-induced lamp source |
11/20/2013 | CN103395921A High-capacity reactor capable of monitoring state of lamp source in real time for photocatalysis wastewater degradation |
11/20/2013 | CN103395920A Ultrasonic synergistic oxidation wastewater treatment equipment |
11/20/2013 | CN103395919A Equipment for pretreatment of high-concentration perfume wastewater and method |
11/20/2013 | CN103395918A High-pressure dissolved oxygen oxidation treatment technology in waste water treatment |
11/20/2013 | CN103395917A Technology for treating high-concentration wastewater of tobacco sheet industry by electrochemical oxidation method |
11/20/2013 | CN103395916A Method for efficiently eliminating calcium ions in sulfuric acid industrial wastewater |
11/20/2013 | CN103395915A Work flow of sea water desalting equipment with RO (reverse osmosis) membrane |
11/20/2013 | CN103395914A Recycling method of glutamic acid crystalloblastic mother liquor |
11/20/2013 | CN103395913A Harmless treatment method for urban waste water and sludge |
11/20/2013 | CN103395912A Method for removing chromium in acidic wastewater |
11/20/2013 | CN103395911A Method for treating citric acid pickling waste liquid of boiler of thermal power plant |
11/20/2013 | CN103395910A Vacuum potassium carbonate desulfurization liquid waste treatment technology and device |
11/20/2013 | CN103395909A Two-stage coagulation air-flotation separation equipment and method |
11/20/2013 | CN103395908A Series type internal circulation Fenton fluidized-bed oxidizing tower |
11/20/2013 | CN103395907A Method of filtering oil stains by adopting waterproof and ventilating sands |
11/20/2013 | CN103395906A Water processing device by utilizing combination of iron and manganese removing technology and ultra-filter membrane technology |
11/20/2013 | CN103395905A Deep treatment process and deep treatment equipment of wastewater |
11/20/2013 | CN103395904A Primary reverse osmosis thick water water-saving device of water purification system |
11/20/2013 | CN103395903A Sewage treatment device |
11/20/2013 | CN103395902A Sewage treatment plant |
11/20/2013 | CN103395901A Domestic sewage treating device |
11/20/2013 | CN103395900A Industrial sewage treatment plant |
11/20/2013 | CN103395899A Sewage filtrating device |
11/20/2013 | CN103395896A Water purification equipment of special medicament for removing hardness ions in underground water |
11/20/2013 | CN103395863A Portable water purifying device |
11/20/2013 | CN103395841A Process of resource comprehensive utilization of tungsten crystal-containing mother solution and washing water |
11/20/2013 | CN103394278A Method and device for processing ethylene oxide waste gas |
11/20/2013 | CN103011517B Device and control method for safety guarantee of municipal sewage recycling |
11/20/2013 | CN102976525B Method for treating and recycling rare earth oxalate precipitation mother solution |
11/20/2013 | CN102964029B High-concentration ammonia-nitrogen wastewater treatment method for recycling ammonia and nitrogen and system thereof |
11/20/2013 | CN102936066B 污水处理站 Sewage treatment station |
11/20/2013 | CN102910754B Treatment process of boiler dusting water |
11/20/2013 | CN102838228B Membrane seawater desalination pretreatment system |
11/20/2013 | CN102765829B Treatment method for urea-containing high concentration copper ammonium wastewater |
11/20/2013 | CN102690002B Solid-liquid separation method for tailing disposal |
11/20/2013 | CN102649606B Water treatment method and device for on-line quickly purifying oil-containing industrial circulating cooling water |
11/20/2013 | CN102603123B Method for processing hot alkaline spring water |
11/20/2013 | CN102583838B Method for efficiently removing microparticles from water |