| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 05/08/2013 | CN102515440B Device and method for conducting depth denitrification treatment on landfill leachate |
| 05/08/2013 | CN102491599B Domestic sewage integrated-treatment method |
| 05/08/2013 | CN102491587B Method and device for treating early urban landfill leachate |
| 05/08/2013 | CN102381816B Anaerobic membrane biological reaction apparatus and sewage treatment technology thereof |
| 05/08/2013 | CN102381782B Recovery treatment method for wastewater generated in production of carboxymethyl cellulose |
| 05/08/2013 | CN102351387B Artificial wetland coupling microbial fuel cell (MFC) system and method for improving removal efficiency of organic matters |
| 05/08/2013 | CN102336493B Reaction device for deep treatment of drinking water and method for deep treatment of drinking water by water factory |
| 05/08/2013 | CN102303935B Method for extracting ammonium sulfate from monosodium glutamate factory waste liquor |
| 05/08/2013 | CN102260016B Aerobic membrane bioreactor, and technology thereof |
| 05/08/2013 | CN102249484B Shunting type dual-system sludge decrement film bioreactor and using method thereof |
| 05/08/2013 | CN102190398B Coking wastewater treatment method |
| 05/08/2013 | CN102153584B Comprehensive treatment technique for recycling glyphosate mother liquor |
| 05/08/2013 | CN102107977B Method for recycling wastewater containing high-concentration ammonia nitrogen |
| 05/08/2013 | CN102107965B Emergency pretreatment system of source water with excessive iron and manganese and treatment method thereof |
| 05/08/2013 | CN102092868B High-concentration oily wastewater treatment system |
| 05/08/2013 | CN101437760B Autonomously functioning water purification device |
| 05/02/2013 | WO2013061752A1 Method for treating waste water |
| 05/02/2013 | WO2013059868A1 Portable sewage collection system |
| 05/02/2013 | US20130105406 Evaporative recirculation cooling water system, method of operating an evaporative recirculation cooling water system |
| 05/02/2013 | DE102009059263B4 Gerät mit einer Vorrichtung zum Entkalken von wasserführenden und/oder dampfführenden Teilen Device with a device for descaling water bearing and / or steam-carrying parts |
| 05/02/2013 | CA2852751A1 Portable sewage collection system |
| 05/01/2013 | EP2586519A1 Processing of contaminated waste water from the production of plant protection agents |
| 05/01/2013 | CN202912807U Miniature unpowered ecological treatment pond |
| 05/01/2013 | CN202912806U Miniature unpowered ecological treatment pond |
| 05/01/2013 | CN202912805U Round landscape type stabilization lagoon |
| 05/01/2013 | CN202912804U Constructed wetland and sewage treatment system |
| 05/01/2013 | CN202912803U Cattle farm wastewater treatment system |
| 05/01/2013 | CN202912802U Device for extracting isopropyl alcohol from waste liquor |
| 05/01/2013 | CN202912801U Organic mixed waste liquid integrated machine device |
| 05/01/2013 | CN202912800U Movable emergency reinforcing water-treatment device |
| 05/01/2013 | CN202912799U Comprehensive recycling system of metal plating wastewater resources |
| 05/01/2013 | CN202912798U Electroplating wastewater treatment and recycling device |
| 05/01/2013 | CN202912797U Chemical experiment waste liquid treating device |
| 05/01/2013 | CN202912796U Flushing water treatment device for oilfield water injection system |
| 05/01/2013 | CN202912795U Water purifying device |
| 05/01/2013 | CN202912794U Pretreatment system for scouring wastewater |
| 05/01/2013 | CN202912793U Sewage treatment corollary equipment for lead smelting |
| 05/01/2013 | CN202912792U 水处理设备 Water Treatment Equipment |
| 05/01/2013 | CN202912791U Novel filter |
| 05/01/2013 | CN202912790U Copper plating waste liquid regeneration system |
| 05/01/2013 | CN202912789U System for centrally purifying and softening supplied water and proportioning supplied liquid in underground mining area of coal mine |
| 05/01/2013 | CN202912788U Composite aluminum plastic cleaning device |
| 05/01/2013 | CN202912787U Multi-stage filtration type wastewater regeneration device |
| 05/01/2013 | CN202912786U Cleaning machine for composite polyethylene splitting production |
| 05/01/2013 | CN202912785U Anti-blocking wastewater delivery and cyclic utilization device |
| 05/01/2013 | CN202912784U Multi-layer filtering type plastic cleaning mechanism for wastewater particles |
| 05/01/2013 | CN202912783U Multi-stage filtering and sterilizing polyethylene cleaning device |
| 05/01/2013 | CN202912782U Pyrolysis regenerating cleaning mechanism based on film coating plastic |
| 05/01/2013 | CN202912781U Wastewater treatment system based on waste polyethylene products |
| 05/01/2013 | CN202912780U Regenerating purifying system capable of recycling wastewater |
| 05/01/2013 | CN202912779U System for recycling PVA (Polyvinyl Alcohol) slurry in dyeing and desizing waste water |
| 05/01/2013 | CN202912778U Full-automatic deslagging, oil-separating and lifting device |
| 05/01/2013 | CN202912777U Intelligent integrated deoiling and lifting device |
| 05/01/2013 | CN202912776U Anti-scale cleaning equipment for wastewater delivery pipeline |
| 05/01/2013 | CN202912775U Wastewater recycle and utilization system based on plastic cleaning technology |
| 05/01/2013 | CN202912774U Water-purifying filter element and water purifier |
| 05/01/2013 | CN202912773U High-concentration sewage filter for mine |
| 05/01/2013 | CN202912750U Desalinated sea water post-processing equipment |
| 05/01/2013 | CN202910001U Waste polyethylene recycling cleaning device |
| 05/01/2013 | CN202910000U 塑料清洗机 Plastic washing machine |
| 05/01/2013 | CN202909999U Circulation cleaning device based on plastic cracking regeneration |
| 05/01/2013 | CN202909846U Shower head with healthcare function |
| 05/01/2013 | CN103080023A A water treatment method |
| 05/01/2013 | CN103080012A Method for treating wastewaters from the reprocessing of crude aromatic nitro compounds |
| 05/01/2013 | CN103074503A Wastewater zero discharging system and method for vanadium extraction from stone coal |
| 05/01/2013 | CN103074231A Method for producing microalgae by utilizing industrial waste water and waste gas of biobutanol, and application of method |
| 05/01/2013 | CN103073458A Method for recovering trifluoromethanesulfonic acid in wastewater |
| 05/01/2013 | CN103073165A Chemical and biological sewage treatment device |
| 05/01/2013 | CN103073164A Treating system for sewage containing guanidine salt and treating method thereof |
| 05/01/2013 | CN103073163A Treatment and sludge reduction device and method of de-sizing wastewater |
| 05/01/2013 | CN103073162A Industrial wastewater treatment method |
| 05/01/2013 | CN103073161A Multi-stepped agricultural non-point source aerobic-facultative ecological pond system |
| 05/01/2013 | CN103073160A Low-energy-consumption treatment process for domestic sewage |
| 05/01/2013 | CN103073159A Treatment process for tuber mustard waste water |
| 05/01/2013 | CN103073158A Intelligent integrated treating equipment for rural sewage |
| 05/01/2013 | CN103073157A Bionic natural circulation water purification device |
| 05/01/2013 | CN103073156A Method for treating poly butylene succinate production waste water by biochemical method |
| 05/01/2013 | CN103073155A Series electrode-biomembrane reactor |
| 05/01/2013 | CN103073154A Treatment process of refractory pharmaceutical park tail water |
| 05/01/2013 | CN103073153A Municipal domestic wastewater treatment and comprehensive recycling equipment and method thereof |
| 05/01/2013 | CN103073152A Low-energy-consumption processing device for self-circulation sewage |
| 05/01/2013 | CN103073151A Control system and technology of agricultural non-point source pollution based on hedgerows and multilayer percolation ponds |
| 05/01/2013 | CN103073150A Photocatalytic postposed internal-circulation anaerobic fluidized membrane bioreactor and working method thereof |
| 05/01/2013 | CN103073149A Harmless processing method of night soil |
| 05/01/2013 | CN103073148A Sewage treating process |
| 05/01/2013 | CN103073147A Turbid circulating water treatment method and system |
| 05/01/2013 | CN103073146A Waste water treatment method and device based on forward osmosis and membrane distillation |
| 05/01/2013 | CN103073145A System for recovering light oil from residual ammonia water |
| 05/01/2013 | CN103073144A Self-heating heat-pump energy-saving device for lurgi furnace gasification sewage and method for sewage pretreatment with device |
| 05/01/2013 | CN103073143A Strong brine zero emission treatment process for iron and steel plant |
| 05/01/2013 | CN103073142A Multiple-effect-group, low-temperature and multiple-effect distilled seawater desalination system |
| 05/01/2013 | CN103073141A Low-temperature multi-effect distilled seawater desalination system with variable effect groups |
| 05/01/2013 | CN103073140A Flocculation deposition-evaporation-membrane separation combined technology for processing maleic anhydride industrial acidic waste water |
| 05/01/2013 | CN103073139A Method and device used for processing nitrochlorobenzene production wastewater |
| 05/01/2013 | CN103073138A Method for disinfecting drinking water on basis of tea polyphenol |
| 05/01/2013 | CN103073137A Swirl partition type ballast water treatment device for ship |
| 05/01/2013 | CN103073136A Bitter (brackish) salt water purifying equipment |
| 05/01/2013 | CN103073135A Method for recycling urban sewage |
| 05/01/2013 | CN103073134A Method for processing alpha naphthol wastewater by utilizing iron-carbon microelectrolysis and catalyst |
| 05/01/2013 | CN103073133A Low-microbial-contamination wastewater deep recycling process |