| Patents for C02F 7 - Aeration of stretches of water (3,263) |
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| 02/15/2012 | CN102351332A Submersible aerator |
| 02/15/2012 | CN102351331A Micropore ceramic aeration pure oxygen oxygenation system |
| 02/15/2012 | CN102351330A Cover type shallow water upflow circulating contact reoxygenation device |
| 02/15/2012 | CN102351329A Shallow water type flow rising circulation reoxygenation device |
| 02/15/2012 | CN102351305A Plasma nanometer bubble generator |
| 02/08/2012 | CN202139114U 气爆增氧装置 Oxygen gas explosion device |
| 02/08/2012 | CN202139108U 辐射环流式高效曝氧机 Radiation exposure Circumfluent efficient oxygen machine |
| 02/08/2012 | CN202139105U 污水处理调节池曝气系统 Regulating sewage treatment pond aeration system |
| 02/08/2012 | CN202135594U Aeration device for prawn high-density culture pond |
| 02/01/2012 | CN202131161U 新式耕水机 New farming water machine |
| 02/01/2012 | CN202131160U 风力直驱水循环水质净化装置 Direct drive wind circulation water purification device |
| 02/01/2012 | CN202131126U 陶瓷打气管 Ceramic playing trachea |
| 02/01/2012 | CN102336493A Reaction device for deep treatment of drinking water and method for deep treatment of drinking water by water factory |
| 02/01/2012 | CN102336492A Membrane process culture seawater treatment method and treatment system thereof |
| 02/01/2012 | CN102336478A Speed reducing impeller-free aerator |
| 02/01/2012 | CN102334461A Device for preventing hot air from flowing back in water shield of aerator and impeller aerator |
| 02/01/2012 | CN102334460A Device for preventing hot air from flowing back in water shield of aerator and pumping aerator |
| 02/01/2012 | CN102060423B 一种利用剩余污泥发酵获取反硝化脱氮碳源的方法 Get a use of sludge denitrification carbon fermentation method |
| 01/31/2012 | DE202011108857U1 Forcieren der Sauerstoffdiffusion in Gewässern durch energieautarke schwimmende Belüfter Forcing the oxygen diffusion in the aquatic environment through energy self-sufficient floating aerators |
| 01/25/2012 | CN202124528U Aeration system for aquaculture |
| 01/25/2012 | CN202124527U Underwater aeration oxygenation device |
| 01/25/2012 | CN202124526U Oxygenation device for aquaculture |
| 01/25/2012 | CN202124525U Efficient jet aerator |
| 01/25/2012 | CN202122011U Energy-saving impeller aerator |
| 01/25/2012 | CN101468297B Load adjustable aeration apparatus for restoring sea water after desulphurization |
| 01/19/2012 | WO2012008682A2 Water purification apparatus |
| 01/19/2012 | DE202011107086U1 Unterwasserbelüftung zur Eisfreihaltung von Gewässern Underwater ventilation to Ice prevention of water |
| 01/18/2012 | CN202116385U Oxygenating and circulating alive water machine |
| 01/18/2012 | CN202116366U Vertical flow water fall aerating apparatus |
| 01/11/2012 | CN202104122U Fish tank oxygenation device |
| 01/11/2012 | CN102317216A Multi-stage air-diffusing device |
| 01/11/2012 | CN102311178A Hydrodynamic oxygenation bubble generator |
| 01/11/2012 | CN102311170A Non-powered domestic sewage treatment plant |
| 01/05/2012 | WO2012000053A1 An apparatus to circulate liquid and induce a gas |
| 01/04/2012 | CN202099159U Biomembrane aeration device of composite solid carriers |
| 01/04/2012 | CN202099130U Solar power generation and plugflow aeration integrated device |
| 01/04/2012 | CN202099129U Floating micropore aeration aerator |
| 01/04/2012 | CN202099128U Water-plowing type aerator |
| 01/04/2012 | CN202099127U Efficient circulating oxygen supply device |
| 01/04/2012 | CN202099126U Water-lifting aerator |
| 01/04/2012 | CN202099088U Micro-bubble and micro-nanometer bubble diffusing device |
| 01/04/2012 | CN102303929A Oxygen increasing device |
| 01/04/2012 | CN102303928A Push flow type energy-saving efficient mixing aerator |
| 01/04/2012 | CN102303920A High-efficiency water aerating, disinfecting and treating device |
| 01/04/2012 | CN101632349B Aeration equipment |
| 01/04/2012 | CN101156557B deep well booth holothurian culture method |
| 12/29/2011 | DE202011108014U1 Universelles Schrägdeck für energieautarke schwimmende Gewässerbelüfter Universal inclined deck for energy self-sufficient floating Gewässerbelüfter |
| 12/29/2011 | DE102010025131A1 Cleaning the water bodies, comprises extracting and coarse filtering the surface water, enriching the surface water with oxygen by passing ambient air under pressure, and reintroducing the filtered and enriched water at the water bed |
| 12/28/2011 | CN202089834U 新型耕水机 The new farming water machine |
| 12/28/2011 | CN202089833U 一种微孔增氧底膜 The end of a microporous membrane oxygenation |
| 12/28/2011 | CN202089822U 一种污水处理曝气装置 One kind of wastewater treatment aeration device |
| 12/28/2011 | CN202085602U 鱼塘增氧机 Pond aerator |
| 12/28/2011 | CN202085596U 多功能水族箱 Multifunction aquarium |
| 12/28/2011 | CN102030427B 河道底泥再悬浮装置及其使用方法 River sediment resuspension device and method of use |
| 12/28/2011 | CN101844836B Water-floating rotary wind power water-ploughing machine |
| 12/21/2011 | CN202080956U Support structure of propeller-shaped aerator |
| 12/21/2011 | CN202080955U 一种移动式曝气机 A mobile aerator |
| 12/21/2011 | CN102285725A 新型耕水机 The new farming water machine |
| 12/21/2011 | CN102285724A 扬水式增氧机 Pumping aerator |
| 12/21/2011 | CN102283164A 组合式射流增氧耕水机 Combined water jet aeration tillage machines |
| 12/14/2011 | CN202072550U 一种配置搅拌装置的潜水射流曝气机 A submersible jet aerator configuration stirring device |
| 12/14/2011 | CN202072549U 一种推流组合式曝气增氧机 One kind of modular plug-flow aeration aerator |
| 12/14/2011 | CN202072548U 自动调整活动增氧盘 Automatic tuning activities aeration plate |
| 12/14/2011 | CN202072538U 一种v形吸振式潜水搅拌器耦合座 One kind of v-shaped submersible agitator coupling vibration absorbing seat |
| 12/14/2011 | CN202068838U 一种太阳能增氧机 A solar aerator |
| 12/14/2011 | CN102278510A 流量精确测量控制组合阀 Accurate measurement of the flow control valve combination |
| 12/14/2011 | CN102276123A 原位净水方法 In situ water purification method |
| 12/09/2011 | DE202008018149U1 Vorrichtung zur biologisch-physikalischen Abwasserreinigung Apparatus for biological-physical wastewater treatment |
| 12/08/2011 | WO2011129775A9 A microbubble generator |
| 12/08/2011 | DE102010029754A1 Vorrichtung zum Begasen von Flüssigkeiten A device for gassing liquids |
| 12/07/2011 | CN202059887U 增氧机 Aerator |
| 12/07/2011 | CN102267766A 一种离心式活化曝气增氧机 A centrifugal type activation aeration machine |
| 12/07/2011 | CN102267748A 一种修复富营养化水体的组合装置及方法 A combination device and method for repairing eutrophic water |
| 12/07/2011 | CN101817611B 全自动多功能高效微泡增氧机 Automatic Multifunction efficient microbubble aerator |
| 12/07/2011 | CN101473805B 加压溶解式增氧装置 Dissolved under pressure aerator device |
| 11/30/2011 | CN202054677U 污水处理曝气池微孔曝气反冲洗装置 Microporous aeration wastewater treatment aeration tank backwash device |
| 11/30/2011 | CN202054676U 具有泡沫浮渣控制功能的曝气设备 Aeration device having a foam scum control function |
| 11/30/2011 | CN202054675U 一种压力纯氧自动增氧罐 A pressure pure oxygen aeration tank automatically |
| 11/30/2011 | CN202052348U Automatic aeration header tank |
| 11/30/2011 | CN202050805U 自动增氧机 Automatic aerator |
| 11/30/2011 | CN102259989A 水面竖轴直叶式推流机 Vertical axis linear leaf surface plug flow machine |
| 11/30/2011 | CN101935108B 泡沫分离-充氧一体化设备 Foam separation - oxygenation integration equipment |
| 11/24/2011 | WO2011143929A1 Long tubular gas dispersion device |
| 11/23/2011 | CN202046943U Aerator for purifying sewage |
| 11/23/2011 | CN202046942U Installation structure of buoy type submerged jet aerator |
| 11/23/2011 | CN202043540U Water tank oxygenator with optionally adjustable depth |
| 11/23/2011 | CN202043539U Rotary drum spraying and throwing oxygen increasing machine |
| 11/23/2011 | CN102249431A Vertical current hydraulic-drop aerating device |
| 11/23/2011 | CN102249430A Centrifugal combined type aeration automatic aerator |
| 11/23/2011 | CN102249429A Physical lung-type oxygenation organic reef and its application method |
| 11/23/2011 | CN102249419A Combined repairing technology system for various combined technologies of regenerated water landscape riverway water body |
| 11/23/2011 | CN102246718A Resourceful treatment system of pond sediments |
| 11/17/2011 | WO2011120183A3 Transportable system for generating and injecting oxygen in situ for fish cages in the sea |
| 11/16/2011 | CN202038924U Floating aeration device for tidal water area |
| 11/16/2011 | CN202038923U Aerator |
| 11/16/2011 | CN202038922U Conjoined tubular aerator |
| 11/16/2011 | CN202035392U Reduction box of sterilization oxygen enriching machine |
| 11/16/2011 | CN102241442A Air-blast water oxygenation device |
| 11/16/2011 | CN101708905B Water plowing type aerator |
| 11/16/2011 | CN101024538B Comprehensive treatment method for preset storehouse engineering of city |