| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 12/16/2009 | CN201362620Y Full-automatic water purifier |
| 12/16/2009 | CN201362619Y Laboratory industrial ultrapure water purifier |
| 12/16/2009 | CN201362618Y Reclaimed water recycling device |
| 12/16/2009 | CN201362608Y Desulfuration and denitration treatment system device for fluorine-containing and heavy metal waste water |
| 12/16/2009 | CN201362595Y Silicon fines interception and recovery system by utilizing desilter and enhanced filter |
| 12/16/2009 | CN101603321A Reclaimed water treatment device |
| 12/16/2009 | CN101602564A Method for treating coking wastewater |
| 12/16/2009 | CN101602563A Biological and ecological sectional method for purifying and treating domestic sewage |
| 12/16/2009 | CN101602562A High-safety regenerated water deep treatment system |
| 12/16/2009 | CN101602561A Process for comprehensive use and treatment of wastewater from chlorobenzene adiabatic nitration material separation |
| 12/16/2009 | CN101602560A Method and device for concentrating and reclaiming low-concentration industrial waste acid water |
| 12/16/2009 | CN101602559A Treating method for methyl silicon resin industrial wastewater |
| 12/16/2009 | CN101602558A Countercurrent pot-type reaction device for supercritical water treatment of waste organic matter |
| 12/16/2009 | CN101602557A UV/TiO2 photocatalytic disinfection method for carbon-bacterium complexes in effluent water of drinking water activated carbon process |
| 12/16/2009 | CN101602556A Processing method of dye waste water with cation |
| 12/16/2009 | CN101602555A Method and device for treating high ammonia nitrogen water |
| 12/16/2009 | CN101602554A Method for treatment and recycling of beneficiation wastewater of polymetallic copper-lead-zinc ores in high altitude areas |
| 12/16/2009 | CN101602553A Industrial wastewater treatment method and stirring-granulating tank thereof |
| 12/16/2009 | CN101602552A Wastewater/sewage purification device and purification process |
| 12/16/2009 | CN101602551A Technique and device for integrated two-stage strengthened air-flotation separation of dense algae slurry |
| 12/16/2009 | CN101602533A Method for controlling cyanobacteria bloom |
| 12/16/2009 | CN101602515A Process for producing edible magnesium chloride |
| 12/16/2009 | CN100569679C Method for wastewater treatment and circulation recover zero discharge in lipoic acid preparation |
| 12/16/2009 | CN100569678C Eutrophic water process technique |
| 12/16/2009 | CN100569677C Method for recycling ion liquid from filature wastewater |
| 12/16/2009 | CN100569676C Treatment technique of garbage filter liquor |
| 12/16/2009 | CN100569675C Process for treating deposition vanadium mother liquid |
| 12/16/2009 | CN100569674C Processing method of wastewater in the sebacic acid production and special extractor thereof |
| 12/16/2009 | CN100569673C Catalysis wet-type oxidation degradation method for dyestuff contaminant |
| 12/16/2009 | CN100569672C Relay type river purifying method |
| 12/16/2009 | CN100569671C Process for treating sewage of oil field |
| 12/16/2009 | CN100569356C Printing and dyeing wastewater advanced treatment and recycling method by using resin |
| 12/15/2009 | US7632410 Universal water purification system |
| 12/15/2009 | CA2346611C Timing of spa water treatment |
| 12/12/2009 | CA2635792A1 Produced water treatment system |
| 12/10/2009 | WO2009147207A1 Mobile system and method designed for recycling water from sludges, in particular for service vehicles for cleaning drains, wells, and the like |
| 12/10/2009 | US20090301969 Plant waste bio-product pomace extract concentrates and processes of producing same |
| 12/10/2009 | US20090301966 Method and device for purifying wastewater |
| 12/10/2009 | US20090301964 Apparatus for treating oil- and fat-containing wastewater and method of treating oil- and fat-containing wastewater |
| 12/10/2009 | US20090301963 Method and system for treating water and utilizing a membrane filtering system |
| 12/10/2009 | DE102009022996A1 Verfahren und Vorrichtung zur Aufbereitung von Schwallwasser aus einem Badebecken Method and apparatus for the preparation of flood water from a swimming pool |
| 12/10/2009 | DE102004027574B4 Verfahren und Vorrichtung zur Aufbereitung von Badewasser Method and apparatus for treatment of swimming pool water |
| 12/09/2009 | EP2130983A1 Mobile method and system designed for recycling water from sludges, in particular for service vehicles for cleaning drains, wells, and the like |
| 12/09/2009 | EP2130802A1 Method for treatment of black liquor containing no sulfide |
| 12/09/2009 | EP2129629A1 Improved infiltration/inflow control for membrane bioreactor |
| 12/09/2009 | CN201358204Y Oil-refining sewage advanced treatment device |
| 12/09/2009 | CN201358203Y Device for ecological treatment for scattered-family sewage drainage |
| 12/09/2009 | CN201358202Y Multi-stage water purification equipment with nanometer light catalytic reactor |
| 12/09/2009 | CN201358201Y Portable water purifier |
| 12/09/2009 | CN201358200Y Returned expansive acidic waste water disposal device |
| 12/09/2009 | CN201358199Y Separated immediate processing urine process device for environment-friendly toilet |
| 12/09/2009 | CN201358198Y Sewage treatment system |
| 12/09/2009 | CN201358197Y Multifunctional direct drinking water purifier |
| 12/09/2009 | CN201358196Y Urban household mineral water maker |
| 12/09/2009 | CN201358195Y Water purifier set integrating pressure air flotation with filtration |
| 12/09/2009 | CN201358194Y Waste water processor |
| 12/09/2009 | CN201358193Y Leather-making comprehensive sewage 'quenching and tempering, collective treatment of poison gas and settled sludge combined tank' |
| 12/09/2009 | CN201356201Y Dedicated micro-electrolysis water-production energy travel mug for middle-aged and old people |
| 12/09/2009 | CN101600657A Removal of contaminants from a waste stream through production and utilization of oxyhydrogen gas |
| 12/09/2009 | CN101597561A Biogas-lift reinforced anaerobic reactor and application thereof |
| 12/09/2009 | CN101597522A Desulfuration processing method of coke oven gas and special device thereof |
| 12/09/2009 | CN101597131A Method and device for treating garbage percolate |
| 12/09/2009 | CN101597130A Processing method of organic wastewater and wastewater processing unit |
| 12/09/2009 | CN101597129A Method for biochemically treating electroplating wastewater |
| 12/09/2009 | CN101597128A Method for treating electroplating wastewater by complex breaking |
| 12/09/2009 | CN101597127A Coking wastewater treatment process and coking wastewater treatment equipment |
| 12/09/2009 | CN101597126A Sewage treatment method suitable for hilly small towns |
| 12/09/2009 | CN101597125A Technology of treating coking wastewater by biomembrance process |
| 12/09/2009 | CN101597124A Method for treating coal gasification wastewater containing phenol and ammonia |
| 12/09/2009 | CN101597123A System for advanced treatment and recycling of petroleum and petrochemical wastewater |
| 12/09/2009 | CN101597122A Method for advanced treatment and recycling of petroleum and petrochemical wastewater |
| 12/09/2009 | CN101597121A Distributed domestic sewage treatment reactor and treatment method thereof |
| 12/09/2009 | CN101597120A Micro-aerated biological filter |
| 12/09/2009 | CN101597119A Integrating technology of water supplying and saving and sewage reusing technology system in petroleum and petrochemical industry |
| 12/09/2009 | CN101597118A Explosion pulping wastewater treatment technology |
| 12/09/2009 | CN101597117A Industry formaldehyde waste water treatment and recycling recovery process thereof |
| 12/09/2009 | CN101597116A Process for treating 2,5-dichloro nitrobenzene wastewater |
| 12/09/2009 | CN101597115A Self-cleaning iron ion removing separation device |
| 12/09/2009 | CN101597114A Methods for oxidizing and degrading organic contaminants in water by utilizing multiphase catalyst to strengthen Fenton technology |
| 12/09/2009 | CN101597113A Method for treating uranium-containing waste water |
| 12/09/2009 | CN101597112A Device for treating and recovering protein wastewater |
| 12/09/2009 | CN101597111A Quality-separation water clarifier with water purification function |
| 12/09/2009 | CN101597110A Anti-pollution reverse-osmosis water purification machine |
| 12/09/2009 | CN101597109A Residue, water and oil separator |
| 12/09/2009 | CN101597108A Method for reducing scaling between oil field oil extraction transportation system and stratum |
| 12/09/2009 | CN100567186C Technique for processing garbage leachate |
| 12/09/2009 | CN100567185C Method for processing old refuse filter liquor by employing mineralizing sludge |
| 12/09/2009 | CN100567184C Highly effective waste water treating method and special equipment for the treatment |
| 12/09/2009 | CN100567183C Method for treating waste liquid in chitin and chitosan production |
| 12/09/2009 | CN100567182C Waste acid treatment method and treatment system for acesulfame preparation technique by sulphuric anhydride cyclization method |
| 12/09/2009 | CN100567181C Preoxidized-composite electrolyzing method for removing arsenic in groundwater |
| 12/09/2009 | CN100567180C Method for treating epoxy resin waste-water with high alkalinity, high salt and high content of organics |
| 12/09/2009 | CN100567170C Method for abstracting chromium and nickel salt from stainless steel acid-washing wastewater |
| 12/08/2009 | US7629397 Phase separation process utilizing a hydrofluorocarbon |
| 12/03/2009 | WO2009146247A1 Backwashing unsaturated wastewater filter |
| 12/03/2009 | WO2009144019A1 Process for production of a hypohalite-containing biocide |
| 12/03/2009 | DE102008026206A1 Vorrichtung zum Reinigen von Abwasser Apparatus for purifying waste water |
| 12/03/2009 | DE102008025171A1 Vorrichtung zur Reinigung, insbesondere Desinfektion und Entkeimung von Flüssigkeiten Apparatus for cleaning, disinfection and sterilization of liquids in particular |
| 12/03/2009 | DE102008025168A1 Vorrichtung zur Reinigung von Flüssigkeiten, insbesondere zur Reinigung von Ballastwasser Device for purifying liquids, in particular for the purification of the ballast water |
| 12/02/2009 | CN201354342Y Sewage depth treatment device of thick oil recovery of oil field |