| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 12/12/2012 | CN102329046B Method for processing phosphorus in sediment by combining photocatalytic reduction with submerged plants |
| 12/12/2012 | CN102267779B CYYF town sewage plant whole process deodorization technique |
| 12/12/2012 | CN102260008B Treatment method and treatment system for cold-rolling oily wastewater |
| 12/12/2012 | CN102260000B Process for treating and recycling ammonium chloride rare earth wastewater |
| 12/12/2012 | CN102225818B Technological process for toxicity elimination of extracted wastewater with high concentrated acid |
| 12/12/2012 | CN102219224B Method for preparing high-dispersion white carbon black by using acetic acid-contained industrial waste water |
| 12/12/2012 | CN102190386B Ammonia-controllable recovery method of high ammonia nitrogen waste water based on membrane technology |
| 12/12/2012 | CN102180554B Purifier for drinking water |
| 12/12/2012 | CN102180550B Household water purifier |
| 12/12/2012 | CN102167473B Water treatment method utilizing regenerated zeolite bed ammonia-nitrogen converter |
| 12/12/2012 | CN102161526B Application of magnesium oxide-loaded ferrocobalt metal magnetic nanometer material on degrading orange colour II in wastewater |
| 12/12/2012 | CN102115290B Method for separating pollutants from landfill leachate |
| 12/12/2012 | CN102060861B Desalination concentration method for cephalo mother liquor |
| 12/12/2012 | CN102050532B Integral treatment process of oily sewage of oil field |
| 12/12/2012 | CN101963285B Water circulation system and water circulation technology |
| 12/12/2012 | CN101885569B Process for treating high-salinity organic wastewater |
| 12/12/2012 | CN101857391B Printing and dyeing sewage recycling method |
| 12/12/2012 | CN101830583B Method for treating waste acid by gypsum sedimentation, arsenic oxidizing sedimentation and iron salt neutralization and co-precipitation |
| 12/12/2012 | CN101328001B Process for biological treatment of organic waste water and apparatus thereof |
| 12/12/2012 | CN101234826B Sulfuration recovery processing method and device for high-acidity high-arsenic high-cadmium waste water |
| 12/11/2012 | CA2481050C Waste water treatment process for animal processing contaminant removal |
| 12/11/2012 | CA2468037C Method and device for treating hydrophilic sludge by hydraulic turbulence effect combined with oxidation and chemical reactions by additive input |
| 12/10/2012 | CA2779732A1 Mobile clarifier and sludge dewatering system for onsite waste water treatment |
| 12/06/2012 | WO2012167002A1 Process and apparatus for treating perchlorate in drinking water supplies |
| 12/06/2012 | US20120305483 System and Method for Treatment of Acidic Wastewater |
| 12/06/2012 | US20120305466 Structure for filtering water |
| 12/06/2012 | DE102011050758A1 Optofluidik-Reaktor Optofluidics reactor |
| 12/05/2012 | CN202583697U Alkaline development printing wastewater treatment device of lithographic printing plate |
| 12/05/2012 | CN202580135U Multipurpose electromagnetic valve and water purifier system comprising same |
| 12/05/2012 | CN202576297U Formaldehyde production process device with low methanol residue |
| 12/05/2012 | CN202576176U Fecal treatment energy regeneration device |
| 12/05/2012 | CN202576168U Wastewater recycling system |
| 12/05/2012 | CN202576167U Buried waste water treatment system for treating sewage |
| 12/05/2012 | CN202576166U Buried wastewater treatment integrated apparatus |
| 12/05/2012 | CN202576165U Corrugated paper waste water recovery system |
| 12/05/2012 | CN202576164U Acrylic acid and wastewater containing ester processing system |
| 12/05/2012 | CN202576163U Residence community rainwater and sewage treatment and recycling biological system (I) |
| 12/05/2012 | CN202576162U Device capable of preventing and controlling water intake algal bloom in water source area |
| 12/05/2012 | CN202576161U Sewage treatment and regenerative cycle utilization plant |
| 12/05/2012 | CN202576160U Municipal sewage treatment and regeneration recycling device |
| 12/05/2012 | CN202576159U Sludge-membrane co-exist deep denitrification device |
| 12/05/2012 | CN202576158U System for treating sewage and controlling nitrous oxide discharge in constructed wetland |
| 12/05/2012 | CN202576157U Livestock raising excrement and cultivation sewage treatment system |
| 12/05/2012 | CN202576156U Treatment device for APMP (Alkaline Peroxide Mechanical Pulp) pulping waste water |
| 12/05/2012 | CN202576155U Biochemical denitrification treatment device for high ammonia nitrogen tannery wastewater |
| 12/05/2012 | CN202576154U Complex ecological system for treating domestic wastewater of rural community |
| 12/05/2012 | CN202576153U High-efficiency farmland ecological pond for leisure and tourism |
| 12/05/2012 | CN202576152U Hollow spray column type flue gas desulfurization wastewater concentration device |
| 12/05/2012 | CN202576151U Methacrylic acid (MAA) heavy component secondary condensing and recovery system |
| 12/05/2012 | CN202576150U Low-temperature multi-effect distillation seawater desalination equipment |
| 12/05/2012 | CN202576149U Ultrasonic sewage treatment instrument |
| 12/05/2012 | CN202576148U Multifunctional commercial/civil all-in-one machine |
| 12/05/2012 | CN202576147U Fishpond water treatment system |
| 12/05/2012 | CN202576146U Water purifier |
| 12/05/2012 | CN202576145U Simple treatment recycling device for electrophoretic online rinsing water |
| 12/05/2012 | CN202576144U Car washing sewage treatment system |
| 12/05/2012 | CN202576143U High-efficient and stable coking wastewater deep treatment system |
| 12/05/2012 | CN202576142U Outdoor double-membrane compound water purifier |
| 12/05/2012 | CN202576141U Composite water purifier |
| 12/05/2012 | CN202576140U Combined ship ballast water processing equipment |
| 12/05/2012 | CN202576139U Base-prying sea water desalting plant |
| 12/05/2012 | CN202576138U Movable type high purity water treatment device |
| 12/05/2012 | CN202576137U Integrated water supply system for biochemical analyzers |
| 12/05/2012 | CN202576136U Water treatment device |
| 12/05/2012 | CN202576135U Device for producing drinking water through coal mine water |
| 12/05/2012 | CN202576134U Device for removing nitrate in drinking water source through electrochemical method |
| 12/05/2012 | CN202576133U Heavy metal wastewater complete treatment equipment |
| 12/05/2012 | CN202576132U System for closed cyclic utilization of cinder flushing water in sulfuric acid preparation |
| 12/05/2012 | CN202576131U Treating and recycling system for industrial ferruginous waste water |
| 12/05/2012 | CN202576130U Electroplating heavy metal wastewater reuse system |
| 12/05/2012 | CN202576129U Outdoor water purifier with sterilization function |
| 12/05/2012 | CN202576128U Ultrafiltration composite water cleaner provided with sterilization function |
| 12/05/2012 | CN202576127U Efficient well drilling and well completion effluent treatment device STRS |
| 12/05/2012 | CN202576126U Efficient decentralized wastewater treatment system (DWTS) of drilled well wastewater processing device |
| 12/05/2012 | CN202576125U Device for removing emulsified oil from degreased waste liquid |
| 12/05/2012 | CN202576124U Integrated water purifying device |
| 12/05/2012 | CN202576123U Modular water supply unit with flocculation flotation sedimentation and ultrafiltration membrane modules |
| 12/05/2012 | CN202576122U Water body comprehensive treatment device |
| 12/05/2012 | CN202576121U Cold water quality stabilizing device in power generator |
| 12/05/2012 | CN202576120U Solar floating and movable type purifier |
| 12/05/2012 | CN202576119U Fully-automatic muddy water separation all-in-one machine |
| 12/05/2012 | CN202576118U Multi-stage contact air floatation device |
| 12/05/2012 | CN202576117U Treatment system capable of realizing medical pure water |
| 12/05/2012 | CN202576116U Automatic cleaning advanced water treatment system for realizing dual water supply and water-saving and emission reduction |
| 12/05/2012 | CN202576115U Anti-explosion water purification device |
| 12/05/2012 | CN202576114U Landfill leachate treatment device combining osmosis with reverse osmosis |
| 12/05/2012 | CN202576113U Fumigation wastewater treatment device |
| 12/05/2012 | CN202576112U Emergency vehicle-mounted water purifying apparatus |
| 12/05/2012 | CN202576111U Movable water-saving type reverse osmosis drinking fountain |
| 12/05/2012 | CN202576110U Film filtration combined with nitrogen filling deoxidization water treatment equipment |
| 12/05/2012 | CN202576109U Nano metal cluster filter material-ultrafiltration combination small water purification terminal |
| 12/05/2012 | CN202576108U Multifunctional purification water dispenser |
| 12/05/2012 | CN202576000U Hydrolysis system for urea process condensate |
| 12/05/2012 | CN202567986U Water purification activation bathing device |
| 12/05/2012 | CN102811967A Treatment method and treatment device for converting chlorine-containing waste into raw material for cement |
| 12/05/2012 | CN102811956A Gasification grey water treatment systems |
| 12/05/2012 | CN102808969A Precise different-quality flow channel converter |
| 12/05/2012 | CN102807303A Traditional Chinese medicine wastewater advanced treatment technology |
| 12/05/2012 | CN102807302A Method for treating livestock and poultry breeding waste water |
| 12/05/2012 | CN102807301A Outlet water quality online monitoring and real-time forecasting system of water reclamation plant and control method thereof |