Patents for C02F 7 - Aeration of stretches of water (3,263) |
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10/25/2006 | CN2829355Y Aerator for aquatic breeding |
10/19/2006 | DE102005017153A1 Pond or lake water surface oxygenation float has paddle wheel axle parallel to water surface and fitted flexible paddle panels |
10/18/2006 | CN2828029Y Circulation submersible aerator |
10/18/2006 | CN2828028Y Integral impeller |
10/18/2006 | CN2827505Y Hydraulic floatation high-efficient fine filter |
10/17/2006 | US7121536 For aerating a body of fluid, such as a waste water pond |
10/11/2006 | CN2825632Y Self-feeding low-pressure high-efficiency jet aerator |
10/11/2006 | CN2825631Y Floating ball support-arm for impeller type aerator |
10/11/2006 | CN1843944A Method for purifying water of culture pond |
10/05/2006 | WO2006102802A1 An actived dissolved oxygen aerator |
10/04/2006 | CN2823252Y Submersible float type aerator |
09/28/2006 | DE102004063770A1 Apparatus for aerating water comprises a connecting pipe with one end in an air distributor pipe and the other end connected to aerators through a connecting piece |
09/27/2006 | CN1836503A Aerator ejector |
09/20/2006 | EP1701921A1 An installation for the removal of pollutant materials and/or substances contained in water streams |
09/20/2006 | CN2818469Y Water-quality modifier |
09/20/2006 | CN1834036A Straight vane aerator |
09/14/2006 | WO2005115598A3 System and method for dissolving gases in liquids |
09/13/2006 | CN2816029Y Device for making liquid containing milk-like air bubble |
09/13/2006 | CN2816028Y Oxygenator |
09/13/2006 | CN2816027Y Water purifying oxygnating device |
09/06/2006 | CN2814475Y City sewage gas flow intelligent controlling device |
09/06/2006 | CN2813600Y Windmill type gas supply device |
09/06/2006 | CN2813599Y Low-circulating water ejection aeration apparatus |
09/06/2006 | CN1273395C Inversed umbrella type composite impeller surface aeration machine |
09/05/2006 | US7101483 Process for treating a body of water |
08/30/2006 | CN1272095C Diffuser and aerating apparatus therewith |
08/29/2006 | US7097767 Installing within reservoir a boom comprising a support and a curtain connected to support system, the curtain being formed of flexible fabric that allows movement of water therethrough and settling of particles and bacteria |
08/25/2006 | CA2794437A1 Water circulation systems for ponds, lakes, and other bodies of water |
08/23/2006 | CN1821112A Intensified mixed coagulation and dynamic film integrated waste water treating process |
08/16/2006 | CN1817450A Pressurized air-multiple-phase catalyzing method with extraction waste water modification and reinjection at high-temperature in oil field |
08/16/2006 | CN1269745C Submersible pushing flow aeration machine |
08/10/2006 | WO2006082875A1 System and method for purification of water |
08/09/2006 | CN1813530A Wind-energy oxygenating machine special for cultivation |
08/02/2006 | CN2801773Y Aeration device |
08/02/2006 | CN2800751Y Waterwheel type aerator |
07/26/2006 | CN2799547Y Pneumatic three-D water-circulating water purifying device |
07/20/2006 | WO2006075452A1 Microbubble producing device, vortex breaking nozzle for microbubble producing device, spiral flow producing blade body for microbubble producing device, microbubble producing method, and microbubble applied device |
07/19/2006 | CN2797357Y Lifting type aerator |
07/19/2006 | CN2797356Y Biological streamer water quality purifier |
07/19/2006 | CN1264763C Self-closing perforated aeration pipe |
07/13/2006 | US20060150491 Flow-through oxygenator |
07/11/2006 | US7074328 Mixing, aeration or oxygenating apparatus |
07/10/2006 | CA2492188A1 Impeller draft tube, shroud, impeller and aerator |
07/05/2006 | CN2793063Y Impelling aerator |
07/05/2006 | CN2793050Y Energy-saving microwave water purifier |
07/05/2006 | CN1796310A Helical incision type aerating apparatus |
06/28/2006 | CN2791034Y Aeration head for aerating machine |
06/28/2006 | CN2791033Y Flow-forming aeration algae-killing device |
06/28/2006 | CN1792883A Automatic aeration system for underflow type artificial wet land |
06/28/2006 | CN1261374C Facility for guiding airflow and water flow in aerator |
06/22/2006 | DE202006005929U1 Ethylene-propylene-diene copolymer membrane useful in aerators for aerating water or wastewater is coated with polytetrafluoroethylene and/or vinylidene fluoride/hexafluoropropene copolymer |
06/21/2006 | CN1260147C Apparatus on ship for purifying water |
06/15/2006 | WO2006060897A1 Bubble-less gas delivery into liquid systems |
06/15/2006 | CA2590731A1 Bubble-less gas delivery into liquid systems |
06/14/2006 | CN2787654Y Waste water and substance treatment system for pasturage |
06/14/2006 | CN1784957A Travalling tracting type pool aerator and its application method |
06/07/2006 | CN2786106Y Potential energy-utilized oxygen-increasing ecological bed |
06/01/2006 | DE202006004514U1 Aerator based on perforated hose surrounding pipe, with compressed air inlet into interspace between them, also contains filling of concrete, scrap metal or sand |
05/31/2006 | CN1257850C Method and device for purifying water by self solidifying technology with microbe and carrier in river |
05/31/2006 | CN1257842C Purifying device |
05/24/2006 | CN2782670Y Float force free lifted pipe type aerator |
05/24/2006 | CN2782669Y Submerged oxygen enriched magnetization aerator |
05/24/2006 | CN2782668Y Aerator |
05/24/2006 | CN2781804Y Nano photocatalysis degrading appts. for residualpesticide |
05/24/2006 | CN1257114C Treating cabin for purifying floating water quality |
05/23/2006 | US7048861 System and method for in-well aeration |
05/17/2006 | CN2780753Y Two-blade propeller |
05/17/2006 | CN2780752Y Orygen enriched aeration device |
05/17/2006 | CN2780745Y Pulsed plasma gas liquid discharge device for waste water treatment |
05/10/2006 | CN2778805Y Plural-leaf pulling diving aeration machine |
05/10/2006 | CN2778804Y Blade wheel of aeration machine |
05/03/2006 | CN2776970Y Micropore aeration device |
05/03/2006 | CN1765775A Method for disposing refuse leachate of domestic refuse landfill |
05/03/2006 | CN1765765A Combined throw type water oxidation ditch |
04/26/2006 | CN1762859A Interactive high oxygen dissolution aerator |
04/26/2006 | CN1762858A Novel highly effective aeration device of revolved blend |
04/22/2006 | CA2485873A1 Apparatus and method for blending or infusing one fluid into another fluid |
04/19/2006 | CN2773353Y Energy-saving impeller aeration pump |
04/12/2006 | CN2771192Y Microporous aerating device |
04/12/2006 | CN2771191Y Stream generating and aerating machine |
04/12/2006 | CN2770349Y Submersible two-head oxygenating machine |
04/05/2006 | CN2769345Y Artificial tunnel |
04/05/2006 | CN1756907A Water circulation systems for ponds, lakes, and other bodies of water |
04/04/2006 | US7022243 a stormwater separation tank that includes a container having a bottom, side walls and a cover to enclose the tank for treatment of the storm water; provides treatment to the water both during normal flows and also during the high flows occasioned by a heavy downpour |
03/30/2006 | DE102004044874A1 Device for creating flow of water in stagnant water, e.g. garden pond, comprising upright, open-topped tubular element with tube connectors at the bottom, supplied with compressed air |
03/28/2006 | US7018532 Aeration and mixing trough |
03/22/2006 | CN1748490A Broad angle spray type aerating device |
03/08/2006 | CN2763261Y Adjustable, low-noise and water-wheel type aeration equipment |
03/02/2006 | WO2006022531A1 A method of cleaning |
03/01/2006 | CN2760960Y Underwater aeration device |
02/22/2006 | CN1736903A Method and device promoting gas dissolution through subaqueous aeration |
02/16/2006 | WO2005058759A3 Flow-through oxygenator |
02/16/2006 | DE202005016381U1 Vorrichtung und Anlage zur Aufzucht von in Wasser lebenden Tieren Apparatus and system for rearing animals living in water |
02/15/2006 | CN2758245Y Improved film surface type porous aerator |
02/15/2006 | CN1241845C Mixing, aeration or oxygenating method and apparatus |
02/09/2006 | US20060027505 In-situ remediation of sediments in underwater sediment beds that are contaminated with , e.g., PCBs, polyaromatic hydrocarbons and DDT by reacting ozone with the contaminants to form more reactive and biodegradable products |
02/08/2006 | CN2756631Y Atmospheric medium aerator |
02/08/2006 | CN1240630C Propulsive wave eliminating and oxygenating unit |
02/08/2006 | CN1240629C Floated wave eliminating and oxygenating unit |
02/08/2006 | CN1240621C Air float machine through air bleed by using mechanism with two blades |