| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 07/18/2012 | CN102583836A Method for treating copper/lead/zinc ore mining sewage |
| 07/18/2012 | CN102583835A Closed-cycle circulating process for governing biogas slurry fermented through wastewater from pig farms |
| 07/18/2012 | CN102583834A Perforated-plate-water-cap activated carbon filter with activated carbon powder leakage prevention function |
| 07/18/2012 | CN102583833A Antibiotic wastewater deep treatment device and treatment method |
| 07/18/2012 | CN102583832A Floating and moving type water purifier |
| 07/18/2012 | CN102583831A Wastewater treatment and reusing membrane separation treatment technology |
| 07/18/2012 | CN102583830A Integrated sewage purification filter |
| 07/18/2012 | CN102583829A Multifunctional flocculation and oscillation experiment device |
| 07/18/2012 | CN102583828A Full-automatic all-in-one mud and water separation machine |
| 07/18/2012 | CN102583827A Repairing system for double-layer permeable reaction wall, preparation method and application |
| 07/18/2012 | CN102583826A Recycling excrement-collecting device |
| 07/18/2012 | CN102583825A Method for recycling and treating wastewater from glyphosate production |
| 07/18/2012 | CN102583824A Method for treating mining machine-made sand waste water |
| 07/18/2012 | CN102583823A Method for co-treatment of waste incineration fly ash and waste percolate |
| 07/18/2012 | CN102583822A Method for removing heavy metal ion in waste water generated by vanadium extraction |
| 07/18/2012 | CN102583821A Method and device for removing coal dust and oil by enabling coal to be directly liquefied and generate sulphur-bearing waste water |
| 07/18/2012 | CN102583820A Filtration device of water purifier |
| 07/18/2012 | CN102583819A Method for processing waste water generated by extracting copper oxide from acidic corrosion waste fluid |
| 07/18/2012 | CN102583818A Regeneration treatment method for plate wiping waste liquid of engraving gravure printing machine |
| 07/18/2012 | CN102583817A Printing and dyeing tail water deep treatment and reuse process |
| 07/18/2012 | CN102583816A Method for reusing and treating oily wastewater by adopting nitrogen gas floatation technology |
| 07/18/2012 | CN102583815A Method for treating waste liquid produced during on-line chemical oxygen demand (COD) determination with potassium dichromate method |
| 07/18/2012 | CN102583814A Method for processing heavy alkylbenzene sulfonate waste water |
| 07/18/2012 | CN102583813A Recovery method for terephthalic acid in alkali deweighting wastewater as well as production method and application of terephthalic acid metal salt whisker |
| 07/18/2012 | CN102583812A Method and system for treating polymer-containing oil field oil production wastewater |
| 07/18/2012 | CN102583811A Quartz sand acid waste water processing device |
| 07/18/2012 | CN102583810A Method for removing arsenic by using Fe (II) and Mn (II) in underground water |
| 07/18/2012 | CN102583809A Silica and oil removing system for oily sewage |
| 07/18/2012 | CN102583808A Water purifier with TDS (total dissolved solids) detection sensor |
| 07/18/2012 | CN102583807A Drinking water purifying device |
| 07/18/2012 | CN102583806A No-wastewater-discharge domestic pure water machine |
| 07/18/2012 | CN102583805A Guide-type filter membrane component |
| 07/18/2012 | CN102583804A Efficient full-automatic oil-water separation system |
| 07/18/2012 | CN102583803A Method and apparatus for generating fresh water, and method and apparatus for desalinating sea water |
| 07/18/2012 | CN102583802A Improved structure of water purifying machine |
| 07/18/2012 | CN102583738A Buried water-treatment device |
| 07/18/2012 | CN102580366A High-concentration suspended matter wastewater treatment system and technology and flocculation inclined plate precipitation equipment |
| 07/18/2012 | CN102249495B Device for carrying out ecological treatment on sewage with low carbon nitrogen ratio |
| 07/18/2012 | CN102190387B Adsorption oxidation method for treating high-concentration acrylonitrile wastewater |
| 07/18/2012 | CN102115298B Device and method for treating low C/N ratio nitrified wastewater |
| 07/18/2012 | CN102107978B Method for resource utilization and innocent treatment of etching waste liquid containing copper in circuit board industry |
| 07/18/2012 | CN102101740B Treatment method of high-concentration organic wastewater in electronic industry |
| 07/18/2012 | CN102092886B Combined sewage treatment method for oil field |
| 07/18/2012 | CN102079595B Method for treating waste hydrochloric acid containing lead, zinc and ferrum |
| 07/18/2012 | CN102050541B Treatment method for wastewater from stripping tower |
| 07/18/2012 | CN102040303B Method for recovering organic matters in wastewater generated in process for preparing olefin from methanol |
| 07/18/2012 | CN101935137B Method and device for separating silt in feed solution for methane fermentation |
| 07/18/2012 | CN101921030B Device for processing heavy metal in garbage percolate |
| 07/18/2012 | CN101921023B Gas breaking and gas stripping linked double-phase vacuum underground water pumping in-situ repair method |
| 07/18/2012 | CN101913724B Device for treating eutrophication water blue algae |
| 07/18/2012 | CN101913723B Recycling device and method for treating organic waste water with organic bentonite |
| 07/18/2012 | CN101898848B Treatment method of wastewater containing ammonia and nitrogen from circuit board plant |
| 07/18/2012 | CN101891353B Advanced treatment method for papermaking waste water |
| 07/18/2012 | CN101875515B Water purification apparatus and method |
| 07/18/2012 | CN101870525B Control device for improving maintenance control stability of membrane filter water purifying processing system and method thereof |
| 07/18/2012 | CN101863570B Heavy metal-containing wastewater treatment and reuse method and device |
| 07/18/2012 | CN101857321B Method and equipment for treating and recycling reverse osmosis concentrated water and complex wastewater with high salt content |
| 07/18/2012 | CN101805078B Water purification system with guide walls and construction method and water treatment technology thereof |
| 07/18/2012 | CN101798161B Sewage treatment system |
| 07/18/2012 | CN101786764B Reclaimed water recovery treatment method and device |
| 07/18/2012 | CN101781039B Technology for deeply processing coking wastewater through combining catalytic oxidation method and membrane separation technique |
| 07/18/2012 | CN101746932B Processing technique for comprehensive waste water of saponin-alcohol |
| 07/18/2012 | CN101734812B Method for applying flue gas to waste water treating process by catalytic oxidation |
| 07/18/2012 | CN101684028B Method and device for disposing cutting waste of silicon crystal board |
| 07/18/2012 | CN101613165B Control method of bromate in bottled drinking water |
| 07/18/2012 | CN101560025B Furfural waste water recycling method |
| 07/18/2012 | CN101544431B Process for treating mine water in high efficiency |
| 07/18/2012 | CN101475842B Ammonia distillation process |
| 07/18/2012 | CN101445309B Ecological fish breeding installation with purified recirculated water |
| 07/17/2012 | US8222827 Inductively coupled ballast circuit |
| 07/17/2012 | CA2483519C Inductively powered lamp assembly |
| 07/17/2012 | CA2264619C Method and apparatus for high efficiency reverse osmosis operation |
| 07/11/2012 | EP2473257A1 Water purification system skid |
| 07/11/2012 | EP2473256A1 Water purification system |
| 07/11/2012 | CN202331641U Led自动售水机 Led water vending machine |
| 07/11/2012 | CN202327207U 家用净化活化分质供水水龙头 Activation-quality water purification household taps |
| 07/11/2012 | CN202324154U 一种高速公路用地范围内地表径流综合利用装置 One kind of range land inland highway runoff utilization device table |
| 07/11/2012 | CN202324153U 一种高速公路危险品泄露综合处治装置 One kind of highway dangerous leaks of Comprehensive Treatment device |
| 07/11/2012 | CN202324090U 浴室处水系统 Bathrooms at the water system |
| 07/11/2012 | CN202324060U 具有处理洗刷水和雨水实现恒压供回用水冲厕的装置 Apparatus for processing a constant pressure wash water and stormwater reuse water for flushing has |
| 07/11/2012 | CN202322574U 一种采用反渗透膜的造纸废水处理系统 Papermaking wastewater treatment system using a reverse osmosis membrane |
| 07/11/2012 | CN202322573U 一种酚醛树脂废水处理系统 One kind of phenolic resin wastewater treatment system |
| 07/11/2012 | CN202322572U 处理垃圾渗滤液的装置 Means for processing landfill leachate |
| 07/11/2012 | CN202322571U 一种生活垃圾渗滤液处理系统 A life leachate treatment system |
| 07/11/2012 | CN202322570U 一种有机废水处理设备 An organic wastewater treatment equipment |
| 07/11/2012 | CN202322569U 集成式纯氧高效污水处理装置 Integrated oxygen efficient sewage treatment plant |
| 07/11/2012 | CN202322568U 垃圾综合处理场高浓度渗滤液的深度处理系统 Advanced treatment systems Waste Treatment field of high concentrations of leachate |
| 07/11/2012 | CN202322567U 污水处理一体化设备 Integration of sewage treatment equipment |
| 07/11/2012 | CN202322566U 一种污水处理装置 One kind of sewage treatment plant |
| 07/11/2012 | CN202322565U 喷漆水淋柜喷涂处理系统 Paint spraying water washout cabinet system |
| 07/11/2012 | CN202322564U Sewage treatment system |
| 07/11/2012 | CN202322563U 一种膜生物反应器与人工湿地组合处理小区污水回用系统 A membrane bioreactor treatment wetland area in combination with wastewater reuse system |
| 07/11/2012 | CN202322562U 水污染防治生物处理技术实验室验证评估保障系统 Pollution prevention and control of biological treatment technology laboratory validation and evaluation support system |
| 07/11/2012 | CN202322561U 一种工业园区污水处理装置 An industrial park sewage treatment plant |
| 07/11/2012 | CN202322560U 一种投加粉末沸石的膜生物反应器 One kind of powdered zeolite membrane bioreactor |
| 07/11/2012 | CN202322559U 一种用于处理淋浴车洗消废水的电控系统 A process wastewater decontamination showers vehicle electronic control system for |
| 07/11/2012 | CN202322558U 一种用于处理淋浴车洗消废水的生化处理仓 A process vehicle decontamination shower compartment for biological treatment of wastewater |
| 07/11/2012 | CN202322557U 水培植物与滤水坝相结合的富营养化水体异位修复系统 Eutrophic water ectopic repair system hydroponic plants and dams combining filter |
| 07/11/2012 | CN202322556U 前置厌氧发酵同步反硝化污水脱氮集污泥减量装置 Front anaerobic denitrifying wastewater denitrification set synchronous sludge reduction device |
| 07/11/2012 | CN202322555U 电泳涂装废水在线零排放处理系统 Electrophoretic coating line zero discharge of wastewater treatment systems |