| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 01/01/2014 | CN102774930B Portable movable ultrafiltration water purifier |
| 01/01/2014 | CN102745827B Portable water purifier and filtering device comprised by the same |
| 01/01/2014 | CN102701527B Ecological purification process for raw water from polluted source of drinking water |
| 01/01/2014 | CN102690027B Ecological infiltration treatment method |
| 01/01/2014 | CN102674635B Biochemical treatment method for acrylon wastewater |
| 01/01/2014 | CN102674582B Device for removing oil slick from turbid circulating water and recovering circulating water in aluminum processing industry |
| 01/01/2014 | CN102659264B Ion exchange pretreatment method of softened/demineralized water |
| 01/01/2014 | CN102642995B Method and system for physicochemical biological combined treatment of drilling wastewater of oil and gas field |
| 01/01/2014 | CN102642963B Comprehensive treatment method of salt-contained waste water produced by extracting vanadium from stone coal |
| 01/01/2014 | CN102583837B Device used for recycling superfine SiC powder in waste water and application thereof |
| 01/01/2014 | CN102557356B Process and method for denitrification and phosphorus removal of municipal sewage by half shortcut nitrification and anaerobic ammonium oxidation |
| 01/01/2014 | CN102531255B Treatment method of phenol-containing wastewater |
| 01/01/2014 | CN102491558B Landscape water treatment process and device |
| 01/01/2014 | CN101774718B Lake water pollution prevention and control method and device |
| 12/31/2013 | US8618749 Inductively coupled ballast circuit |
| 12/31/2013 | US8617398 Method for high efficiency reverse osmosis operation |
| 12/31/2013 | US8617388 Sewage reuse system |
| 12/27/2013 | WO2013192422A1 Process for wet high intensity magnetic separation with flux amplifying matrix |
| 12/26/2013 | US20130341270 Apparatus, systems, and methods for fluid filtration |
| 12/25/2013 | EP2675554A1 Method and system for treating a contaminated fluid |
| 12/25/2013 | CN203364316U Surface water natural cooling system |
| 12/25/2013 | CN203360236U Treatment, regeneration and recycling device for production wastewater of reconstituted tobacco |
| 12/25/2013 | CN203360235U Continuous biochemical reaction and intermittent static precipitation integrated sewage treatment device |
| 12/25/2013 | CN203360234U Domestic sewage treatment system |
| 12/25/2013 | CN203360233U Sewage treatment equipment |
| 12/25/2013 | CN203360232U Sewage treatment equipment for reclaimed water reuse |
| 12/25/2013 | CN203360231U Biological cascade nest |
| 12/25/2013 | CN203360230U Treatment system of cowboy yarn sizing and dyeing waste water |
| 12/25/2013 | CN203360229U Reclaimed water treatment and reuse system |
| 12/25/2013 | CN203360228U Tobacco wastewater treatment system |
| 12/25/2013 | CN203360227U Hospital sewage treatment system adopting bio-contact oxidation and MBR membrane combined technology |
| 12/25/2013 | CN203360226U High-activity biological bed sewage treatment intensive system |
| 12/25/2013 | CN203360225U Sewage sludge treatment system |
| 12/25/2013 | CN203360224U Tss污水处理系统 Tss sewage treatment system |
| 12/25/2013 | CN203360223U Water treatment device with electrocoagulation machine reactor |
| 12/25/2013 | CN203360222U Water treatment device with bio-membrane reactor |
| 12/25/2013 | CN203360221U Underground sewage treatment device |
| 12/25/2013 | CN203360220U Wastewater treatment system for cleaning petroleum coke glass kiln waste heat boiler |
| 12/25/2013 | CN203360219U Double-aeration MBR (membrane bioreactor) membrane pool |
| 12/25/2013 | CN203360218U Dual-aeration MBR (membrane bioreactor) membrane tank provided with ultraviolet sewage disinfection device |
| 12/25/2013 | CN203360217U Dual-aeration MBR (membrane bioreactor) membrane tank provided with spherical ultraviolet sewage disinfection device |
| 12/25/2013 | CN203360216U Self-cleaning ultrasonic MBR (membrane bioreactor) system |
| 12/25/2013 | CN203360215U Anti-clogging device for constructed wetlands |
| 12/25/2013 | CN203360214U Water purification system |
| 12/25/2013 | CN203360213U TCM filtering core of water dispenser |
| 12/25/2013 | CN203360212U Micro-electric field hydrocyclone system for treating farmland runoff rain water |
| 12/25/2013 | CN203360211U Field water purifier |
| 12/25/2013 | CN203360210U Low-pressure condensed-water treatment system |
| 12/25/2013 | CN203360209U Treatment system for garbage leachate |
| 12/25/2013 | CN203360208U Waste sodium hypochlorite comprehensive utilization device used during acetylene cleaning |
| 12/25/2013 | CN203360207U Hand-washing wastewater inactivation device |
| 12/25/2013 | CN203360206U Device for purifying technological styrene condensate |
| 12/25/2013 | CN203360205U Water dispenser device capable of enabling hot drinking water to be rich in negative hydrogen ions |
| 12/25/2013 | CN203360204U Pretreatment device for reducing COD of chlorine vinegar resin mother solution water by suspension method |
| 12/25/2013 | CN203360203U Device for treating waste liquid containing trichloromethane |
| 12/25/2013 | CN203360202U Tower type concentrating solar photo-thermal energy storage and power generation system for sea water desalination, salt manufacturing and mudflat aquaculture |
| 12/25/2013 | CN203360201U Industrial wastewater classified treatment device |
| 12/25/2013 | CN203360200U Medical sewage treatment equipment |
| 12/25/2013 | CN203360199U Pollution and scale removal device for chilled water |
| 12/25/2013 | CN203360198U Fish pond water recycling treatment system |
| 12/25/2013 | CN203360197U Fish-farming wastewater zero discharge treatment system |
| 12/25/2013 | CN203360196U Disinfection system for degrading bromization disinfection byproduct |
| 12/25/2013 | CN203360195U Waste water COD (chemical oxygen demand) removal system in printing and dyeing industry |
| 12/25/2013 | CN203360194U 一种水处理装置 A water treatment device |
| 12/25/2013 | CN203360193U Sewage treatment integration system |
| 12/25/2013 | CN203360192U Treatment device for difficultly degradable industrial wastewater |
| 12/25/2013 | CN203360191U Water treatment filtering tower for fish and shrimp farming |
| 12/25/2013 | CN203360190U Combined shale gas fracturing wastewater treatment system |
| 12/25/2013 | CN203360189U Novel multifunctional water purifier |
| 12/25/2013 | CN203360188U Double-electric-field algae removal oxygenation device for lake water |
| 12/25/2013 | CN203360187U Nano reaction device used for heavy metal wastewater treatment |
| 12/25/2013 | CN203360186U Rainwater recycling device |
| 12/25/2013 | CN203360185U Car washing wastewater recycling equipment |
| 12/25/2013 | CN203360184U Strong brine treating and recovering system |
| 12/25/2013 | CN203360183U Self-cleaning type water purifier capable of cleaning air |
| 12/25/2013 | CN203360182U Hot spring machine |
| 12/25/2013 | CN203360181U Treatment tank used for treating waste liquid of noble metal reclaiming process |
| 12/25/2013 | CN203360180U Structure of portable drinking water machine |
| 12/25/2013 | CN203360179U Novel wet flue gas desulfurization wastewater treatment system |
| 12/25/2013 | CN203360178U Water purification filter element |
| 12/25/2013 | CN203360177U Arsenical waste water treatment system |
| 12/25/2013 | CN203360176U Comprehensive pretreatment system of mixed waste water |
| 12/25/2013 | CN203360175U Novel sewage sub-zero discharge treatment device |
| 12/25/2013 | CN203360174U Desalted water pretreatment system for low-turbidity algal water and desalted water treatment system |
| 12/25/2013 | CN203360173U Preparation system of sterile water for cleaning and cooling chicken feet with pickled peppers |
| 12/25/2013 | CN203360172U Biological treatment device for sewage generated during livestock breeding |
| 12/25/2013 | CN203360171U Underground drainage water and power plant wastewater recycling and zero-emission system |
| 12/25/2013 | CN203360170U Rural sewage treating device |
| 12/25/2013 | CN203360169U Sewage treatment system |
| 12/25/2013 | CN203360168U Swimming pool recirculating water treatment system |
| 12/25/2013 | CN203360167U Multi-waterway combined supply system controlled through touch panel |
| 12/25/2013 | CN203360166U Oily sewage treatment equipment |
| 12/25/2013 | CN203360165U Thickened oil sewage treatment adding medicine system |
| 12/25/2013 | CN203360164U Mixed bed for sulfuric acid industry |
| 12/25/2013 | CN203360163U Multifunctional outdoor intelligent water purifier |
| 12/25/2013 | CN203360162U Equipment for removing nickel ions in wastewater |
| 12/25/2013 | CN203360161U Caffeine production wastewater treatment system |
| 12/25/2013 | CN203360160U Novel gravity type water purification system |
| 12/25/2013 | CN203360159U Air floatation filter |
| 12/25/2013 | CN203360158U Oil-water deep separation device |