| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 07/01/2009 | CN101468862A High purification treatment system for dyeing wastewater |
| 07/01/2009 | CN101468861A Treating system for dyeing waste water |
| 07/01/2009 | CN101468860A Advanced purification treatment system for organic wastewater |
| 07/01/2009 | CN101468859A Advanced purification treatment system for high concentrated organic wastewater |
| 07/01/2009 | CN101468858A Water quality and algae phase heterotopic regulation system |
| 07/01/2009 | CN101468857A Sewage treatment method for fluorite concentration plant |
| 07/01/2009 | CN101468856A Seawater desalination processing method |
| 07/01/2009 | CN101468855A Drinking water purification system |
| 07/01/2009 | CN101468854A Processing method for oily watewater and oily emulsive wastewater |
| 07/01/2009 | CN101468853A Apparatus for preparing purified water from non-pressure water source |
| 07/01/2009 | CN100506726C Steel iron wastewater coagulating sedimentation and filtration treatment system |
| 07/01/2009 | CN100506725C Method for treating meta ethylene chloride saponification waste water |
| 07/01/2009 | CN100506724C RE waste water treating complete circulation process |
| 07/01/2009 | CN100506343C Method of fabricating a semiconductor device |
| 06/25/2009 | DE102007061504A1 Spülwasseraufbereitung in der Tauchlackierung mit vollständiger Rückführung von VE-Wasser in das Spülwassersystem Rinsing water immersion coating with complete return of deionized water in the rinse water |
| 06/24/2009 | EP2072473A1 Washing water preparation in dip painting with complete return of used water into the washing water system |
| 06/24/2009 | EP2072470A1 Method of reutilizing wastewater |
| 06/24/2009 | CN201261749Y Aeration type biochemical lipid interception groove |
| 06/24/2009 | CN201261748Y Chemical dephosphorization apparatus based on anoxic-anaerobic-oxidation ditch |
| 06/24/2009 | CN201261747Y Three-purpose machine for dispensing, sterilizing and preserving drinking water |
| 06/24/2009 | CN201261746Y Carwash wastewater treatment device |
| 06/24/2009 | CN201261745Y Long-acting filter element type water purification machine |
| 06/24/2009 | CN201261744Y Sewerage collecting and processing system for domestic garbage |
| 06/24/2009 | CN201261743Y Mobile sewage purifier |
| 06/24/2009 | CN201261742Y Multifunctional water purifier |
| 06/24/2009 | CN101466646A System for filtrating and removing virus in waterhead |
| 06/24/2009 | CN101462816A Apparatus for integrated treatment and comprehensive utilization of wastewater and use thereof |
| 06/24/2009 | CN101462815A Method for treating centrifuge mother liquor wastewater from polychloroethylene production |
| 06/24/2009 | CN101462814A Bio-ecological combination method for sewage purification |
| 06/24/2009 | CN101462813A Method for treating wastewater from polychloroethylene production |
| 06/24/2009 | CN101462812A Process for treating wastewater containing phenol and cyanogen |
| 06/24/2009 | CN101462811A Biological treatment method and apparatus for organic containing water |
| 06/24/2009 | CN101462810A Plasticiser sewage treatment technique |
| 06/24/2009 | CN101462809A Comprehensive recovery method for heat energy and water from printing and dyeing industry wastewater and heat-exchanging system |
| 06/24/2009 | CN101462808A Wastewater treating device and method for developing manufacture process |
| 06/24/2009 | CN101462807A Method for treating and utilizing wastewater from process of extraction diosgenin of Dioscorea zingiberensis |
| 06/24/2009 | CN101462806A Method for improving seawater desalination sweet water yield and reutilizing concentrated seawater |
| 06/24/2009 | CN101462805A Seawater desalination method and complete set of equipment for removing boron by ion exchange |
| 06/24/2009 | CN101462804A Electromembrane seawater desalination method and complete set of equipment |
| 06/24/2009 | CN101462803A Method for recovering etching waste liquor containing copper chloride and ferric trichloride |
| 06/24/2009 | CN101462802A Method for processing wash water in stock preparation by straw pulp wet method |
| 06/24/2009 | CN101462801A Steel composite wastewater recycle-water double-membrane demineralization system and technique |
| 06/24/2009 | CN100503485C Impact-resistant multiplication combined type coking waste water treatment process |
| 06/24/2009 | CN100503484C Method of preparing biological activity water by fecaluria of livestock and poultry and application thereof |
| 06/24/2009 | CN100503483C Highly effective dephosphorizing denitrification combined type sewage treatment equipment |
| 06/24/2009 | CN100503482C Novel sewage water treatment method |
| 06/24/2009 | CN100503481C Technique for seawater desalination late stage purification treatment |
| 06/24/2009 | CN100503480C Method for treating waster water produced by production of acephate with ammonia neutralization process |
| 06/24/2009 | CN100503479C Movable and integral drinking water purifier |
| 06/24/2009 | CN100503478C Waste water treatment method and its device |
| 06/24/2009 | CN100503477C Method and apparatus for separating cyclo-hexane oxidation waste alkali |
| 06/23/2009 | US7550084 Reverse osmosis water filtering system |
| 06/18/2009 | WO2009075666A2 Modular water purification and delivery system |
| 06/18/2009 | WO2009074121A2 Chlorine free technology of pool water treatment |
| 06/18/2009 | DE102007060914A1 Verfahren zur Behandlung von Wasser in einer Aufbereitungsanlage und entsprechende Aufbereitungsanlage A method of treating water in a treatment plant and associated treatment plant |
| 06/18/2009 | DE102007060322A1 Device for neutralizing acid combustion condensates, comprises neutralizing chamber sections sequentially separated from each other in horizontal direction by a separating wall, having sieve bottoms and connected to each other, and sensor |
| 06/17/2009 | EP2070583A2 Production of purified water and high value chemicals from salt water |
| 06/17/2009 | CN201258286Y Rubbish leachate handling arrangement |
| 06/17/2009 | CN201258285Y Combined type sewerage treatment apparatus |
| 06/17/2009 | CN201258284Y Integrated handling arrangement for advanced treatment of landfill waste leachate |
| 06/17/2009 | CN201258283Y Water purification heating system apparatus with manual automatic pollution discharge function |
| 06/17/2009 | CN201258282Y Water purification apparatus |
| 06/17/2009 | CN101456653A Device of individual type sewage drainage ecological treatment and method thereof |
| 06/17/2009 | CN101456652A Device of depth denitrogen and phosphorus removal composite processing system by micro-power and method thereof |
| 06/17/2009 | CN101456651A Rubbish initial leachate treatment method |
| 06/17/2009 | CN101456650A Novel process for treating automobile industry coating wastewater by rocking bed |
| 06/17/2009 | CN101456649A High efficiency bio-augmentation treatment method for printing and dyeing wastewater |
| 06/17/2009 | CN101456648A Polyester production waste water treatment method |
| 06/17/2009 | CN101456647A Automobile manufacturer wastewater treatment method |
| 06/17/2009 | CN101456646A Cold rolling tempering lubricant waste water treatment device and treatment method thereof |
| 06/17/2009 | CN101456645A Process for biological treatment of organic waste water and apparatus therefor |
| 06/17/2009 | CN101456644A Method for processing organic industrial effluent by catalytic reduction bio-ferric technique |
| 06/17/2009 | CN101456643A Method for preparing integrated safe drinking water |
| 06/17/2009 | CN101456642A Method for producing high magnetic activated water |
| 06/17/2009 | CN101456641A Sea water desalination pre-treatment method by thermal method |
| 06/17/2009 | CN101456640A Processing method of crystalline silicon texture etch wastewater and system for the same |
| 06/17/2009 | CN101456639A Apparatus and method for processing hardly degradable organic wastewater |
| 06/17/2009 | CN101456638A Light salt brine purification and reuse technology in industrial process |
| 06/17/2009 | CN101456637A Treatment process and method of electroplating wastewater |
| 06/17/2009 | CN101456636A Recovery treatment method of sewage water resource for wire rope enterprise |
| 06/17/2009 | CN101456635A Process and system for treating electric power plant waste water |
| 06/17/2009 | CN101456634A Recirculating water technical method for deep-processing grain |
| 06/17/2009 | CN100500991C Process for reclaiming and comprehensively utilizing waste digestion liquid of alkaline (or neutral) straw pulp generated by sodium sulfite method |
| 06/17/2009 | CN100500599C Treatment method and device of rice lees wastewater |
| 06/17/2009 | CN100500598C Small-sized sewage treating system |
| 06/17/2009 | CN100500597C Zero-discharge process for treating, circulating and reutilizing algin production waste water |
| 06/17/2009 | CN100500596C Enzyme method for treating organic wastewater |
| 06/17/2009 | CN100500595C Apparatus for treating sewage containing oil, and processing technique |
| 06/17/2009 | CN100500594C Method for treating paper making sewage |
| 06/16/2009 | US7547390 System of converting animal wastes to energy and useful by-products |
| 06/14/2009 | CA2646112A1 Process for treating water in a treatment plant and corresponding treatment plant |
| 06/11/2009 | WO2009073064A1 Water treatment process for oilfield produced water |
| 06/11/2009 | WO2009073003A1 Apparatus and method for ballast water treatment |
| 06/11/2009 | WO2009004257A3 Process for mixed chemical/electrochemical treatment of a liquid medium loaded with nitrates, device for treating such a liquid medium and applications. |
| 06/11/2009 | US20090149571 Methods and systems for converting waste into complex hydrocarbons |
| 06/11/2009 | CA2702034A1 Water treatment process for oilfield produced water |
| 06/10/2009 | CN201254512Y Circulation multiple biochemistry and filtrating submerged sewage treatment device |
| 06/10/2009 | CN201254511Y Rainwater purification apparatus |
| 06/10/2009 | CN201254510Y Composite water purifier of landscape small water body |
| 06/10/2009 | CN201254509Y Industrial sewage processing current regulator |