| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 02/29/2012 | CN102363542A Dust and oil removal device for marine tail exhaust processing system |
| 02/29/2012 | CN102363541A Dust and oil removing device for stern exhaust treatment system |
| 02/29/2012 | CN102363540A Multilevel recycling system and method for industrial wastewater |
| 02/29/2012 | CN102363537A Sludge backflow treatment system for secondary biochemical system |
| 02/29/2012 | CN102363086A Water purifying system with function of automatically separating sand from water |
| 02/29/2012 | CN102107999B Method for pretreating atrazine production wastewater |
| 02/29/2012 | CN102050535B Processing method for resource recovery of acidic dye waste water |
| 02/29/2012 | CN102020384B Method for handling organic wastewater based on Fenton reaction |
| 02/29/2012 | CN101973660B Recycling and pretreatment methods of raw materials containing benzene thiazole alcohol pesticide industrial wastewater |
| 02/29/2012 | CN101948199B Novel rural drinking water defluorinating device |
| 02/29/2012 | CN101898855B Integrated ex-situ repair system for underground water polluted by volatile organic compound |
| 02/29/2012 | CN101863563B Water purifier |
| 02/29/2012 | CN101838062B Slurry shield slurry modulation process |
| 02/29/2012 | CN101805097B Laying method of base material of underground leachate treatment system |
| 02/29/2012 | CN101780972B Method for preparing basic bluestone by utilizing PCB ammonium persulfate-H2SO4 micro-etched waste liquid |
| 02/29/2012 | CN101774717B Method for treating waste liquor of biology laboratory |
| 02/29/2012 | CN101734816B Circulating cooling system sewerage treatment method |
| 02/29/2012 | CN101628928B Producing technology of turmetic produced saponin |
| 02/23/2012 | WO2012023139A1 A water treatment method |
| 02/23/2012 | WO2012022209A1 Water electrolysis machine for correctly detecting ph of water |
| 02/23/2012 | US20120043827 Adaptive inductive power supply with communication |
| 02/22/2012 | EP2419383A1 Method for removing heavy metal and sulfate ions from highly concentrated, heavy metal-containing and strongly acidic solutions |
| 02/22/2012 | CN202148238U Livestock and poultry cultivation waste treatment system |
| 02/22/2012 | CN202148236U 以微污染水体为水源的再生水处理装置 Renewable water means micro-polluted water bodies for water |
| 02/22/2012 | CN202148235U 一种垃圾渗滤液后处理系统 After a leachate treatment system |
| 02/22/2012 | CN202148234U 皂化液的生化处理装置 Biological treatment plant saponification solution |
| 02/22/2012 | CN202148233U 市政污水处理改进系统 Improved municipal wastewater treatment system |
| 02/22/2012 | CN202148232U 一种有机污水的处理装置 An organic wastewater treatment device |
| 02/22/2012 | CN202148231U 旁通磁棒袋式过滤水处理加药设备 Cibang bag filter bypass water treatment dosing equipment |
| 02/22/2012 | CN202148230U 水质处理器结构 Water Processor Architecture |
| 02/22/2012 | CN202148229U 乳胶蒸馏水制备装置 Latex distilled water preparation device |
| 02/22/2012 | CN202148228U 太阳能电池生产用水制备设备 Solar cell production water preparation equipment |
| 02/22/2012 | CN202148227U 一种机械设备维修污水处理回用设备 A mechanical equipment maintenance wastewater treatment and reuse equipment |
| 02/22/2012 | CN202148226U 一种医用纯化水设备 A medical water purification equipment |
| 02/22/2012 | CN202148225U 矿用救生舱内冷却水过滤处理装置 Mine rescue cabin filter processing device with cooling water |
| 02/22/2012 | CN202148224U 氨氮废水处理装置和废水处理系统 Ammonia nitrogen wastewater treatment plants and wastewater treatment systems |
| 02/22/2012 | CN202146665U 可洁净多级过滤净水器滤芯 Can clean multi-stage filter water purifier filter |
| 02/22/2012 | CN102361826A Water treatment method and water treatment system |
| 02/22/2012 | CN102359140A Whole house dual water supply system and device |
| 02/22/2012 | CN102358676A Four-stage three-phase fluidized bed step-feed deep nitrogen removal system |
| 02/22/2012 | CN102358675A Printing and dyeing wastewater recycling and treating system |
| 02/22/2012 | CN102358674A Sewage treatment method capable of sludge quantitative reduction |
| 02/22/2012 | CN102358673A Five-section type medical wastewater intelligent treatment machine and assembly controller thereof |
| 02/22/2012 | CN102358672A Five-segment medical wastewater intelligent treatment machine and water feed control thereof |
| 02/22/2012 | CN102358671A Five-segment medical waste water intelligent processor and blower fan control thereof |
| 02/22/2012 | CN102358670A Intelligent five-segment medical waste water treating machine and intelligent dosing control thereof |
| 02/22/2012 | CN102358669A Five-stage medical waste water intelligent treating machine and treating process thereof |
| 02/22/2012 | CN102358668A Intelligent five-segment medical waste water treating machine and water level control thereof |
| 02/22/2012 | CN102358667A Intelligent five-segment medical waste water treating machine and automatic control thereof |
| 02/22/2012 | CN102358666A Five-part medical wastewater intelligent processor and its intelligent control |
| 02/22/2012 | CN102358665A Five-segment medical waste water intelligent processor |
| 02/22/2012 | CN102358664A Anaerobic treatment method of papermaking wastewater |
| 02/22/2012 | CN102358663A Low-DO (dissolved oxygen) rear denitrification sewage treatment plant and technique |
| 02/22/2012 | CN102358662A Short-flow annular-grooved modified anaerobic-anoxic-oxic (A2/O) nitrogen and phosphorus removal processing system and processing technique thereof |
| 02/22/2012 | CN102358661A Method for removing chemical oxygen demand (COD) in polyvinyl chloride wastewater |
| 02/22/2012 | CN102358660A Industrial mariculture efflux water recycling and utilization system based on constructed wetlands, and method thereof |
| 02/22/2012 | CN102358659A Rural domestic sewage composite filter tank treatment system and technology therefor |
| 02/22/2012 | CN102358658A Six-stage movable little-aeration membrane bio-reactor (MBR) and sewage treatment method thereof |
| 02/22/2012 | CN102358657A Device for desalination and mineralization treatment on brackish water |
| 02/22/2012 | CN102358656A Residual ammonia water degreasing method |
| 02/22/2012 | CN102358655A Material water recycling seawater desalination system |
| 02/22/2012 | CN102358654A Device for treating high-chroma refractory organic waste water |
| 02/22/2012 | CN102358653A Treatment method of selenium-containing wastewater |
| 02/22/2012 | CN102358652A Method for removing tungsten and molybdenum pollution in water |
| 02/22/2012 | CN102358651A Advanced treatment process for fermented pharmaceutical waste water |
| 02/22/2012 | CN102358650A Advanced purification and recycling method and device of nondegradable organic industrial wastewater |
| 02/22/2012 | CN102358649A Treatment process of lignite upgrading wastewater |
| 02/22/2012 | CN102358648A Technology for recycling of sludge obtained after neutralizing treatment of steel and iron pickling wastewater and recycling ferroferric oxide |
| 02/22/2012 | CN102358647A Water softening device and method |
| 02/22/2012 | CN102358646A High-efficiency deposition device for mines |
| 02/22/2012 | CN102358645A Fully-closed circulation treatment method for water used by electrolytic manganese metal production |
| 02/22/2012 | CN102358644A Membrane treatment process for heavy metal waste water generated during PCB production process |
| 02/22/2012 | CN102358643A Apparatus for recovering and reusing electroplating rinse water, and method thereof |
| 02/22/2012 | CN102358625A Garbage-percolate evaporating and concentrating processing method capable of recycling ammonia and device thereof |
| 02/22/2012 | CN102357506A Method for wet treatment and resource utilization of household garbage |
| 02/22/2012 | CN101985379B 一种炼油厂高浓度含硫碱渣废水的处理方法 One kind of high concentrations of oil refinery wastewater treatment sulfur Alkali |
| 02/22/2012 | CN101863591B 脱硝催化剂生产废水处理工艺 Denitration catalyst Wastewater Treatment Process |
| 02/22/2012 | CN101857322B 一种可移动的垃圾转运站污水处理设备 Removable, garbage transfer stations sewage treatment equipment |
| 02/22/2012 | CN101830600B 综合电镀废水的处理方法 Comprehensive treatment of electroplating wastewater |
| 02/22/2012 | CN101817606B 一种节水型分质供水水处理装置 One kind of water-saving dual water supply water treatment device |
| 02/22/2012 | CN101792223B 一种芳香族羧酸生产废水的回用工艺 An aromatic carboxylic acid production wastewater reuse technology |
| 02/22/2012 | CN101735177B 一种环氧丙烷的生产方法 Method for producing an epoxy propane |
| 02/16/2012 | WO2012019969A1 Low cost water purification device |
| 02/16/2012 | WO2012019569A1 Apparatus for manufacturing natural permanent alkalescent microcluster water and method therefor |
| 02/16/2012 | WO2012019310A1 Treatment of municipal wastewater with anaerobic digestion |
| 02/16/2012 | WO2012019274A1 Process and facility to treat contaminated process water |
| 02/16/2012 | US20120039792 Method for ground water and wastewater treatment |
| 02/16/2012 | DE102010034135A1 Verfahren zur Aufarbeitung von festen und flüssigen Abfällen aus der Pflanzenölproduktion A process for the work-up of solid and liquid waste from the production of vegetable oil |
| 02/16/2012 | CA2807881A1 Treatment of municipal wastewater with anaerobic digestion |
| 02/15/2012 | EP2418179A1 Method for treating a medium by saturating it with useful substances emitted by plants and a device for carrying out said method |
| 02/15/2012 | EP2418178A1 Sewage treatment process and system |
| 02/15/2012 | EP2418176A1 Method for purifying waste water resulting from the processing of raw mononitrobenzol |
| 02/15/2012 | EP2417852A2 Filter device |
| 02/15/2012 | EP2417071A1 Colloid decomposition method and apparatus for electrochemically resolving emulsions |
| 02/15/2012 | EP2013146B1 Electrolytic process for managing urban sewage |
| 02/15/2012 | CN202144473U 一种处理生活污水的复合生态滤池 A method of processing sewage complex ecological filter |
| 02/15/2012 | CN202144472U 一体化生活污水处理系统 Integration of sewage treatment systems |
| 02/15/2012 | CN202144471U 一种焦化废水深度处理回用装置 One kind of coking wastewater treatment and reuse system |
| 02/15/2012 | CN202144470U 微污染有机污水深度处理装置 Micro-contamination of organic wastewater treatment unit |
| 02/15/2012 | CN202144469U 一种废酸回收装置 One kind of spent acid recovery |