| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 01/02/2013 | CN202643456U High-efficiency combined solid liquid classified separation purifier |
| 01/02/2013 | CN202643455U Sewage energy regeneration device of livestock and poultry farm |
| 01/02/2013 | CN202643454U Water purifier |
| 01/02/2013 | CN202643453U Mine sewage treater |
| 01/02/2013 | CN202643452U Self-circulation anti-bacteria system of water treatment equipment for hemodialysis |
| 01/02/2013 | CN202643451U Modularized water purification unit |
| 01/02/2013 | CN202643450U Ultrapure water device of ultrasonic humidifier |
| 01/02/2013 | CN202638673U Fountain water body purification system |
| 01/02/2013 | CN202638129U Drinking water mineralizing machine |
| 01/02/2013 | CN202638084U Energy-saving mud-water separating device with air purging function |
| 01/02/2013 | CN202636014U Carry-on water drinking device |
| 01/02/2013 | CN102851962A Method for carrying out cationic modification upon cotton fabric by using paint dyeing wastewater |
| 01/02/2013 | CN102850211A Gallic acid and clean and efficient production process thereof |
| 01/02/2013 | CN102849904A Method for reducing total phosphorus in polluted river |
| 01/02/2013 | CN102849903A Method for repairing water quality of river based on system coupling mode |
| 01/02/2013 | CN102849902A Oil-containing wastewater treatment technology by means of biofortification |
| 01/02/2013 | CN102849901A Sewage treatment method and special adjustment tank for same |
| 01/02/2013 | CN102849900A Wood processing wastewater treatment method |
| 01/02/2013 | CN102849899A Sewage treatment system |
| 01/02/2013 | CN102849898A Printing and dyeing wastewater treatment method |
| 01/02/2013 | CN102849897A Printing and dyeing wastewater processing method |
| 01/02/2013 | CN102849896A Water purification process for preparing living water |
| 01/02/2013 | CN102849895A Domestic sewage denitrification system and control method thereof |
| 01/02/2013 | CN102849894A Full-automatic membrane bioreactor (MBR) sewage treatment device |
| 01/02/2013 | CN102849893A Treatment method of high-concentration nondegradable organic wastewater |
| 01/02/2013 | CN102849892A Multistage municipal sewage biological purification integrated device |
| 01/02/2013 | CN102849891A Sewage treatment system |
| 01/02/2013 | CN102849890A Sewage disposal system |
| 01/02/2013 | CN102849889A System and device for treating phosphorus-containing wastewater by means of high-temperature and high-pressure microwave materialization |
| 01/02/2013 | CN102849888A Zero-release organic wastewater treating device and zero-release organic wastewater treating method |
| 01/02/2013 | CN102849887A Seawater desalting method |
| 01/02/2013 | CN102849886A Layered distilling device |
| 01/02/2013 | CN102849885A Method for denitrifying light brine by membrane process |
| 01/02/2013 | CN102849884A Desalination method and device in petroleum sulfonate production |
| 01/02/2013 | CN102849883A Technology for treating SIPM waste water recovered material |
| 01/02/2013 | CN102849882A Treatment technology for beer brewing water |
| 01/02/2013 | CN102849881A Electroplated wastewater comprehensive treatment method |
| 01/02/2013 | CN102849880A Method for comprehensive treatment of oilfield waste |
| 01/02/2013 | CN102849879A Treatment technology for recycling reverse osmosis concentrated water |
| 01/02/2013 | CN102849878A Pretreatment method for industrial wastewater of pyrethroid |
| 01/02/2013 | CN102849877A Method for purifying high concentrated organic wastewater by electrically assisted iron-carbon bed |
| 01/02/2013 | CN102849876A Method for treating rubber antioxidant (RD) production wastewater |
| 01/02/2013 | CN102849875A System for deep treatment of coking wastewater by means of catalytic ozonation-ceramic membrane filtration |
| 01/02/2013 | CN102849874A Sterilizing filtering element and water purifying device utilizing same |
| 01/02/2013 | CN102849873A Textile sewage treatment and recycling system |
| 01/02/2013 | CN102849872A Treatment and recycling system for textile wastewater |
| 01/02/2013 | CN102849871A STD type technology and system for recovering condensate water of coal moisture control |
| 01/02/2013 | CN102849870A Device for processing chemical nickel-plating waste water |
| 01/02/2013 | CN102849869A Method for processing chemical nickel-plating waste water |
| 01/02/2013 | CN102849868A Method and device for recycling cleaning wastewater on work line |
| 01/02/2013 | CN102849867A 原水处理系统 Raw water treatment system |
| 01/02/2013 | CN102849866A Environment-friendly sewage filtering, cleaning and recycling system |
| 01/02/2013 | CN102849865A Method for cyclic utilization of soybean product processing waste water and energy-saving apparatus |
| 01/02/2013 | CN102849864A Multi-media filter with separation plates |
| 01/02/2013 | CN102849863A Food waste separating apparatus |
| 01/02/2013 | CN102849862A Multifunctional water treatment device |
| 01/02/2013 | CN102849861A Sewage comprehensive processing system |
| 01/02/2013 | CN102849860A Cyclic utilization method of wastewater from casein phosphoeptide production |
| 01/02/2013 | CN102849814A Treatment method for purifying sewage and tail gas from furnace gas in acid production from gypsum |
| 01/02/2013 | CN102849705A Method for recycling tricalcium phosphate from expandable polystyrene industrial wastewater |
| 01/02/2013 | CN102845507A Cyclic utilization method and device of poultry slaughtering precooling water based on membrane technology |
| 01/02/2013 | CN102491603B Air injection system and method for in situ restoration of volatile pollutant in underground water |
| 01/02/2013 | CN102491594B Multifunctional stereo comprehensive treatment and recycling system for urban sewage |
| 01/02/2013 | CN102452751B Method of deep desalting and recycling of industrial effluent |
| 01/02/2013 | CN102351342B Inclined plate electroplate device for removing heavy metal from wastewater and manufacturing method of filter board |
| 01/02/2013 | CN102344228B Drop-aeration sewage transportation treatment channel |
| 01/02/2013 | CN102320703B Recovery method for mother liquor after copper chloride hydroxide production by etching waste liquor |
| 01/02/2013 | CN102295394B Culture method of microbial film in biological-filtering pool for lobworm |
| 01/02/2013 | CN102276115B Land strengthening treatment device for domestic wastewater |
| 01/02/2013 | CN102276099B Comprehensive treatment method of waste water from laterite-nickel ore wet smelting |
| 01/02/2013 | CN102267767B Rapid tailing sewage processing system |
| 01/02/2013 | CN102249468B 电动净水壶 The net electric kettle |
| 01/02/2013 | CN102234165B System for purifying sewage with constructed wetland, and system method for purifying pollution source water from water works |
| 01/02/2013 | CN102174763B Treatment method for paper making waste water |
| 01/02/2013 | CN102161546B Method for processing production effluent of maleimide compound |
| 01/02/2013 | CN102139978B Movable type catering waste water treatment equipment |
| 01/02/2013 | CN102126803B Process for catalytic oxidation-compound flocculation integrated treatment of comprehensive waste water |
| 01/02/2013 | CN102126797B Purification treatment system of groundwater |
| 01/02/2013 | CN102121267B Rainwater runoff strengthening treatment and recycling parking space and sidewalk system |
| 01/02/2013 | CN102092894B Technological method for improving biodegradability of papermaking wastewater |
| 01/02/2013 | CN102079593B Combined type process method and device for cycling filtration, denitrification, dephosphorization and alae killing of polluted surface water |
| 01/02/2013 | CN102060397B Method for treating waste water generated in extraction process of active ingredient of polygonum cuspidatum |
| 01/02/2013 | CN102040293B Method and device for purifying high-fluorine underground water |
| 01/02/2013 | CN102020366B Method and device for deeply removing aniline from water |
| 01/02/2013 | CN101973674B Hydrocyclone solid-liquid separation type SBR-technique domestic sewage treatment device and application method thereof |
| 01/02/2013 | CN101962246B Method for treating and recycling MTO process wastewater |
| 01/02/2013 | CN101905942B Method for treating condensed mother solution of azodicarbonamide foaming agent |
| 01/02/2013 | CN101848867B Mobile systems and methods of sufficiently treating water so that the treated water may be utilized in well-treatment operations |
| 01/02/2013 | CN101844846B Waste copper treatment device for silver mirror production line |
| 01/02/2013 | CN101811790B Convenient-cleaning type automatic circulation water-saving device and working method thereof |
| 01/02/2013 | CN101811789B Pretreatment system for cold-rolled silicon steel coat waste liquor |
| 01/02/2013 | CN101734826B Process method for treating coking wastewater |
| 01/02/2013 | CN101712519B Underground water gravity type ferrum and manganese removal continuous drop aeration |
| 01/02/2013 | CN101607780B Process for treating tar product wastewater |
| 01/01/2013 | US8346167 Adaptive inductive power supply with communication |
| 01/01/2013 | US8346166 Adaptive inductive power supply with communication |
| 01/01/2013 | US8343355 Self contained dissolved air flotation system |
| 12/27/2012 | WO2012176135A1 System and method for water purification with automatic purge |
| 12/27/2012 | WO2012176134A1 System and method for purification and distribution of water with separation barrier taking away the biological contamination |
| 12/27/2012 | WO2012176130A1 Treating oil contaminated wastewater |