| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 01/30/2013 | CN102897978A Taihu Lake region village sewage treatment and Duantou creek water environment repair method |
| 01/30/2013 | CN102897977A Method for treating domestic sewage in industrial concentration districts of villages and small towns |
| 01/30/2013 | CN102897976A Method for in-situ ecological treatment of town domestic waste water by using river and creek converging |
| 01/30/2013 | CN102897975A Sewage treatment method of town blocks |
| 01/30/2013 | CN102897974A Process for treating medical wastewater |
| 01/30/2013 | CN102897973A Method and device for deep denitrification of garbage leachate |
| 01/30/2013 | CN102897972A Domestic waste landfill site leachate zero-discharge system and treatment method |
| 01/30/2013 | CN102897971A Micro-electrolytic oxidation and degradation COD (chemical oxygen demand) system |
| 01/30/2013 | CN102897970A Method for treating N-(n-butyl) thiophosphorictriamide (NBPT) waste mother liquors |
| 01/30/2013 | CN102897969A Multifunctional composite sewage purifier |
| 01/30/2013 | CN102897968A Counter flow type vertical flow artificial wetland system |
| 01/30/2013 | CN102897967A Easy-to-clean membrane bioreactor |
| 01/30/2013 | CN102897966A Portable vital function water generator with medical care and beauty functions |
| 01/30/2013 | CN102897965A Method for treating water with high recovery rate by using membrane method |
| 01/30/2013 | CN102897964A Swimming pool water treatment circulating system |
| 01/30/2013 | CN102897963A Method for utilizing cyclohexanone waste alkali liquor as resource |
| 01/30/2013 | CN102897962A Zero-discharge water recycling process used in copper-based catalyst co-precipitation production |
| 01/30/2013 | CN102897961A Method for low-energy consumption condensation of waste liquid produced by alkaline peroxide mechanical pulping |
| 01/30/2013 | CN102897960A Industrial sewage treatment device |
| 01/30/2013 | CN102897959A Integrated water treatment equipment and method |
| 01/30/2013 | CN102897958A Sewage treatment process |
| 01/30/2013 | CN102897957A Method for purifying harmful substances in wastewater and special device thereof |
| 01/30/2013 | CN102897956A Method for treating high-arsenious wastewater |
| 01/30/2013 | CN102897955A System for treating chromium-containing wastewater by using electrolytic method |
| 01/30/2013 | CN102897954A Recycling method and device of ammonia-containing wastewater |
| 01/30/2013 | CN102897953A Integrated deep treatment method of polyformaldehyde wastewater |
| 01/30/2013 | CN102897952A Treatment method for oxidation wastewater recovery |
| 01/30/2013 | CN102897951A Method for recycling deeply treated coking wastewater |
| 01/30/2013 | CN102897950A Method for treating coal slurry water at long-distance pipeline coal transporting terminal |
| 01/30/2013 | CN102897949A Drug special for reverse-osmosis concentrate water zero emission and use method thereof |
| 01/30/2013 | CN102897948A Cleaning treatment technology for isopropyl chloride cyanuric acid production waste water |
| 01/30/2013 | CN102897947A Reverse osmosis (RO) desalting treatment method and treatment system with ultrahigh water recovery rate for waste water containing high sulfate radicals |
| 01/30/2013 | CN102897946A Novel reverse osmosis apparatus |
| 01/30/2013 | CN102897945A Method for mineralizing seawater desalted water |
| 01/30/2013 | CN102897944A System for deeply processing difficultly degradable organic waste water |
| 01/30/2013 | CN102897943A Water treatment system |
| 01/30/2013 | CN102897942A Integrated Fenton advanced oxidation system |
| 01/30/2013 | CN102897941A Medical reverse-osmosis water purification system |
| 01/30/2013 | CN102897940A Recovery processing method for fluorine-contained waste liquid and device thereof |
| 01/30/2013 | CN102897939A Reverse osmosis process |
| 01/30/2013 | CN102897938A Heavy-metal waste water treatment device |
| 01/30/2013 | CN102897937A Ozone-adding two-step jet mixing method multistage reactor |
| 01/30/2013 | CN102897936A Treatment method and apparatus for printing and dyeing desizing waste water |
| 01/30/2013 | CN102897935A Ultrafiltration type direct drinking water purifier |
| 01/30/2013 | CN102897934A Portable emergency water purifier applying compound film technology to prevent waterborne diseases |
| 01/30/2013 | CN102897933A Water storing integrated water purifier |
| 01/30/2013 | CN102897932A Filtration-type deoxidation system |
| 01/30/2013 | CN102897931A Sewage purification circulation system of semiconductor industry |
| 01/30/2013 | CN102895878A Film processing apparatus and operation method thereof |
| 01/30/2013 | CN102399039B Method for eliminating albendazole residue from aquaculture water |
| 01/30/2013 | CN102358645B Fully-closed circulation treatment method for water used by electrolytic manganese metal production |
| 01/30/2013 | CN102351371B Reactor for deep purification of drinking water and deep purification method of drinking water |
| 01/30/2013 | CN102351361B Device and technology capable of combining high-salt content oil field sewage treatment and viscous oil recovery |
| 01/30/2013 | CN102344219B Method of total halogenated caustic production |
| 01/30/2013 | CN102336488B Integral management method for acid sewage generated in titanium white powder production process |
| 01/30/2013 | CN102311213B Sewage source processing system and processing method |
| 01/30/2013 | CN102267780B Treatment method for wastewater containing refined cotton |
| 01/30/2013 | CN102260009B Method for processing dye wastewater |
| 01/30/2013 | CN102260002B Process for treating and recycling rare earth wastewater containing high-concentration sodium chloride and ammonium chloride |
| 01/30/2013 | CN102219269B Water tank combination, and water purifier composed of water tank combination |
| 01/30/2013 | CN102206021B Method for treating high-salinity inorganic ammonia nitrogen waste water |
| 01/30/2013 | CN102139979B Method for treating coking waste water by electro-Fenton-coagulation combination process |
| 01/30/2013 | CN101781198B Technology for recovering mother solution of gallic acid |
| 01/30/2013 | CN101734819B Washing sewage treatment device |
| 01/24/2013 | WO2013012395A1 Wastewater treatment using natural solid additives in activated sludge process |
| 01/24/2013 | WO2013010388A1 Apparatus for treating landfill leachate and treatment method therefor |
| 01/24/2013 | US20130023448 Methods for Treating Hydrocarbon-Servicing Fluids and Wastewater and Fluids Produced Using the Same |
| 01/24/2013 | US20130022686 Combinations of liquid filtration media and methods for enhanced filtration of selected water contaminants |
| 01/24/2013 | US20130020260 Device for the Continuous Electrochemical Deionisation with Integrated Membrane Unit |
| 01/24/2013 | US20130020258 System and method for advanced wash water recycling |
| 01/23/2013 | EP2547628A1 Systems and processes for treatment of solutions |
| 01/23/2013 | CN202692434U Heating assembly and reverse-osmosis running water purifier comprising same |
| 01/23/2013 | CN202689090U PPR (polypropylene random) water pipe system provided with scale removal sterilization device |
| 01/23/2013 | CN202689083U Water supply system for treating river water to urban and rural standard drinking water |
| 01/23/2013 | CN202688155U Combined device for treating domestic sewage |
| 01/23/2013 | CN202688154U Integrated novel medical wastewater treatment system |
| 01/23/2013 | CN202688153U Deep treatment device of municipal sewage |
| 01/23/2013 | CN202688152U Nitrogen and phosphorus removing device with biological floating foam prevention and control function |
| 01/23/2013 | CN202688151U Nitrogen removing water treatment device |
| 01/23/2013 | CN202688150U 生活污水处理集装箱 Sewage treatment container |
| 01/23/2013 | CN202688149U Intelligent maintenance-free sewage treatment device |
| 01/23/2013 | CN202688148U Electroplating wastewater treatment and recycling system |
| 01/23/2013 | CN202688147U Domestic sewage treatment device for scattered peasant households |
| 01/23/2013 | CN202688146U Domestic sewage purifying recycling device |
| 01/23/2013 | CN202688145U Cyclic activated sludge system (CASS) reaction device for aquatic product wastewater treatment |
| 01/23/2013 | CN202688144U High-salt organic wastewater membrane-method biochemical integrated disposal system |
| 01/23/2013 | CN202688143U Disposal system utilizing carbon source in sludge to strengthen denitrification and phosphorus removal deeply of sewage |
| 01/23/2013 | CN202688142U System for treating industrial circulated cooling water |
| 01/23/2013 | CN202688141U Filter element for deep purification and activation |
| 01/23/2013 | CN202688140U Zinc-added spring-quality high-magnetic activated water equipment |
| 01/23/2013 | CN202688139U Wastewater treating device |
| 01/23/2013 | CN202688138U Raw water treatment reverse osmosis system |
| 01/23/2013 | CN202688137U Integrated multifunctional water making machine |
| 01/23/2013 | CN202688136U Heat recovery device for printing and dyeing wastewater |
| 01/23/2013 | CN202688135U Drinking fountain |
| 01/23/2013 | CN202688134U Low copper-containing wastewater comprehensive treatment equipment |
| 01/23/2013 | CN202688133U Low copper-containing wastewater comprehensive treatment and recycling system |
| 01/23/2013 | CN202688132U Device used for deep treatment for coking waste water |
| 01/23/2013 | CN202688131U Device for treating high-concentration sewage containing phosphorus and fluorine |
| 01/23/2013 | CN202688130U Wastewater recycling system |