| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 12/05/2012 | CN102807300A Distributed rural domestic sewage treatment system and sewage treatment process for same |
| 12/05/2012 | CN102807299A Method for treatment and reuse of dimethyl ether production waste water, and special apparatus thereof |
| 12/05/2012 | CN102807298A Laboratory comprehensive waste water centralization treatment apparatus |
| 12/05/2012 | CN102807297A All-in-one quick sewage treatment machine |
| 12/05/2012 | CN102807296A Process for deeply treating and recycling high-salinity industrial waste water |
| 12/05/2012 | CN102807295A System for treating chromium-containing waste water by ferrite technique |
| 12/05/2012 | CN102807294A Recirculation system for treating used etching liquid |
| 12/05/2012 | CN102807293A Resource treatment method of CODCr (chemical oxygen demand chromium) measurement waste liquid |
| 12/05/2012 | CN102807292A Emergency water purifier capable of producing hydrogen by liquid aluminum and being powered by proton-exchange membrane fuel battery |
| 12/05/2012 | CN102807291A Treatment method and equipment for oilfield produced water |
| 12/05/2012 | CN102807290A Special water purifier for field muddy water |
| 12/05/2012 | CN102807289A Self-suction type water purifier |
| 12/05/2012 | CN102807261A Water treatment method |
| 12/05/2012 | CN102806017A High-gradient magnetic separator and method for controlling inorganic pollution on surface of high-pressure membrane |
| 12/05/2012 | CN102424496B Sewage purifying equipment and method thereof for purifying sewage |
| 12/05/2012 | CN102295385B Garbage percolate processing technology |
| 12/05/2012 | CN102267785B Renewable water treatment device and method by use of micro-polluted water bodies as sources |
| 12/05/2012 | CN102249493B Spiral-flow type integral reactor for processing rural domestic sewage |
| 12/05/2012 | CN102180556B Adsorption regeneration-photocatalysis advanced oxidation water treatment equipment |
| 12/05/2012 | CN102115274B Method for treating high-concentration organic process wastewater generated in production of 2-chloro-6-fluorobenzaldehyde |
| 12/05/2012 | CN102115269B Method for utilizing recycled water in sugar manufacturing industry |
| 12/05/2012 | CN102050543B Ecological-floating island type pond water purification method |
| 12/05/2012 | CN102030435B Method for treating oil field drilling waste water |
| 12/05/2012 | CN102001767B Advanced treatment system of coking wastewater |
| 12/05/2012 | CN101955291B Biomanipulation theory based lake pollution treatment technology |
| 12/05/2012 | CN101767905B City landscape water body alga-controlling and pollutant-removing device |
| 12/05/2012 | CN101723547B Anti-blocking method for artificial wetland |
| 12/05/2012 | CN101697426B 车辆接口 Vehicle Interface |
| 12/05/2012 | CN101544445B A method for restoring microorganism ecology of paper making waste water and a device |
| 12/05/2012 | CN101041522B Treating method and treating apparatus of waste water containing organic material |
| 12/04/2012 | US8323491 Combination of a desalination plant and a salinity gradient power reverse electrodialysis plant and use thereof |
| 12/04/2012 | CA2349048C Drinking water treatment method |
| 11/29/2012 | WO2012162533A2 Bioremediation reactor systems |
| 11/29/2012 | WO2012162530A2 Modification of existing wastewater systems with substrate supported biofilms |
| 11/29/2012 | US20120298577 Water-Dissolvable Device for Treatment of Waste Material |
| 11/29/2012 | DE102011102662A1 RO-(Umkehrosmose)Anlage RO (reverse osmosis) system |
| 11/28/2012 | EP2527303A1 Reverse osmosis assembly |
| 11/28/2012 | EP2526067A1 A process for the thermophilic aerobic treatment of concentrated organic waste water and the related plant |
| 11/28/2012 | CN202559284U All-weather multifunctional road cleaning trolley |
| 11/28/2012 | CN202558742U Ammonia nitrogen removing device of landfill leachate |
| 11/28/2012 | CN202558741U Sewage treatment device |
| 11/28/2012 | CN202558740U Water area quality protection and surface runoff recycling device |
| 11/28/2012 | CN202558739U Rural life wastewater resource processing device |
| 11/28/2012 | CN202558738U Deep treatment and recycling device of garbage percolate tail water |
| 11/28/2012 | CN202558737U Water purifier |
| 11/28/2012 | CN202558736U Water purifier |
| 11/28/2012 | CN202558735U Sewage treatment experiment analog device |
| 11/28/2012 | CN202558734U Phenolic resin production waste water disposal device |
| 11/28/2012 | CN202558733U Nanomaterial-modified membrane bioreactor |
| 11/28/2012 | CN202558732U Aeration sewage treatment device |
| 11/28/2012 | CN202558731U Magnetic water filtering device |
| 11/28/2012 | CN202558730U Easily-replaceable magnetization water filter |
| 11/28/2012 | CN202558729U Waste oil recycling and reusing system |
| 11/28/2012 | CN202558728U Household water purifier |
| 11/28/2012 | CN202558727U Reverse osmosis pure water device |
| 11/28/2012 | CN202558726U Water purification disinfector |
| 11/28/2012 | CN202558725U Sewage treatment device |
| 11/28/2012 | CN202558724U Coating water purification system |
| 11/28/2012 | CN202558723U Alkaline spring water purifying and filtering device |
| 11/28/2012 | CN202558722U Alkaline spring water treatment equipment |
| 11/28/2012 | CN202558721U Concentrated solution processing device for landfill leachate |
| 11/28/2012 | CN202558720U Movable device for treating waste liquid during fracturing operation of shale gas well and oil well |
| 11/28/2012 | CN202558719U Cooling water circulatory and repeated use device |
| 11/28/2012 | CN202558718U Treating system of industrial waste water containing phosphorus |
| 11/28/2012 | CN202558717U Full-automatic device for treating mercury-contained waste water generated in chlor-alkali industry |
| 11/28/2012 | CN202558716U Special process system for standard emission of fluoride wastewater in photovoltaic industry |
| 11/28/2012 | CN202558715U Treatment and reuse device for electrolytic manganese industrial wastewater |
| 11/28/2012 | CN202558714U Water purification device |
| 11/28/2012 | CN202558713U Ammonia nitrogen catalyzing conversion tower |
| 11/28/2012 | CN202558712U Water treatment facility |
| 11/28/2012 | CN202558711U Wastewater-free direct drinking machine |
| 11/28/2012 | CN202558710U Wall-mounted direct drinking machine |
| 11/28/2012 | CN202558709U Water purification device |
| 11/28/2012 | CN202558708U Integrated-type reverse-osmosis pure water device |
| 11/28/2012 | CN202558707U Reverse-osmosis pure water device |
| 11/28/2012 | CN202558706U Mobile disaster-relief emergency water treatment device |
| 11/28/2012 | CN202558705U Seawater desalination system utilizing wind energy directly |
| 11/28/2012 | CN202558704U Water purifier |
| 11/28/2012 | CN202558703U Membrane integration water treatment system |
| 11/28/2012 | CN202558687U Sewage treatment device |
| 11/28/2012 | CN202558684U Acid-alkali wastewater treatment system special for silicon-based solar battery |
| 11/28/2012 | CN102803159A System and method for treating process water with separate separation of gases and solids |
| 11/28/2012 | CN102802952A Installation and process for recycling wiping solution of one or more intaglio printing presses |
| 11/28/2012 | CN102795748A Method for treating waste water in aerobic and two-stage anoxic-aerobic ways |
| 11/28/2012 | CN102795747A Waste water treatment process |
| 11/28/2012 | CN102795746A Treatment method for waste incineration power plant leachate and device thereof |
| 11/28/2012 | CN102795745A Integrated multi-cycle biological multiplication sewage treatment system |
| 11/28/2012 | CN102795744A Integrated life sewage nitrogen and phosphorus removal apparatus |
| 11/28/2012 | CN102795743A Maintenance repair apparatus for closed water bodies |
| 11/28/2012 | CN102795742A Wastewater treatment method in kitchen waste recycling treatment process |
| 11/28/2012 | CN102795741A Wastewater treating device of kitchen wastewater recycling flow |
| 11/28/2012 | CN102795740A High-efficiency denitrification method of acrylonitrile production wastewater |
| 11/28/2012 | CN102795739A Device and method for comprehensively treating acidic sulfate organic waste water based on biological desulfurization |
| 11/28/2012 | CN102795738A Activation treater for farmland irrigation water |
| 11/28/2012 | CN102795737A Preparation method of weakly alkaline drinking water |
| 11/28/2012 | CN102795736A Deep treatment method for anion exchange resin regeneration waste solution |
| 11/28/2012 | CN102795735A Magnetic ring liquid purification equipment |
| 11/28/2012 | CN102795734A Process of treating glyphosate mother solution by catalytic air oxidation method |
| 11/28/2012 | CN102795733A Method for lowering bromate content in drinking water |
| 11/28/2012 | CN102795732A Method for recycling gold and cyanides in surface treatment wet-process cleaning solution |