| Patents for E02B 15 - Cleaning or keeping clear the surface of open water; Apparatus therefor (5,189) |
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| 10/02/2008 | US20080237114 Oil extracting apparatus |
| 10/01/2008 | EP1975058A2 Method for the containment of pollutants present in the aquatic environment and device for implementing same |
| 10/01/2008 | CN201125378Y Water surface cleaning device |
| 10/01/2008 | CN201125225Y Resin expanded graphite composite oil absorption felt for adsorbing water oil pollution |
| 09/26/2008 | CA2620358A1 Portable water filtration device |
| 09/24/2008 | CN201121308Y Blue algae fishing device |
| 09/24/2008 | CN201121307Y Suction nozzle for blue algae collection |
| 09/24/2008 | CN101269282A Equipment for separating liquid from solid |
| 09/17/2008 | CN100419169C Method and device for automatically removing sewage in grid of water intake of river channel |
| 09/11/2008 | US20080219771 Apparatus, System and Method for Collecting Material from Water System and Uses of Apparatus |
| 09/11/2008 | US20080217228 Oil-water separator |
| 09/10/2008 | EP1967654A1 Water float and connected system thereof |
| 09/10/2008 | CN101260663A Water floating article interception processing system |
| 09/10/2008 | CN101260662A Detachable type sewage-barrier and method of use thereof |
| 09/04/2008 | WO2008085086A3 Method for removing petroleum products from water surface |
| 09/02/2008 | US7419591 Filter cartridge with check valve protection |
| 08/27/2008 | CN201106171Y High-efficiency separation collecting device for blue algae water bloom |
| 08/27/2008 | CN101249995A Separation device for blue algae and water |
| 08/27/2008 | CN101249880A Method for clearing lake superficial water bloom and algae removal boat |
| 08/21/2008 | WO2008099054A1 Oil boom |
| 08/20/2008 | CN201103117Y Liquid level dirt dragging net |
| 08/20/2008 | CN201103116Y Beach oil containment boom |
| 08/20/2008 | CN201103115Y Supercharging foundation-cleaning water absorption device |
| 08/20/2008 | CN101245591A Method and device for recycling dirty oil on water surface |
| 08/20/2008 | CN101245590A Floating algae air curtain blocking technique |
| 08/14/2008 | US20080190838 Bailing Apparatus |
| 08/13/2008 | EP1954883A1 Oil skimmer and method of operating same |
| 08/13/2008 | EP1461504A4 Boom curtain with zipper connections and method of assembling boom |
| 08/13/2008 | CN201099626Y Filth removing device sewage disposal rotable rake teeth type grille machine |
| 08/12/2008 | US7410577 Method and apparatus for recovery of spilled oil or other viscous fluid |
| 08/07/2008 | WO2008094236A1 Floating dispersant paste |
| 08/07/2008 | CA2675295A1 Floating dispersant paste |
| 08/05/2008 | US7407341 Floating barrier wall |
| 07/24/2008 | US20080173576 Method of synthesizing zerovalent iron nanowires and application of the same to groundwater treatment |
| 07/23/2008 | CN101225652A In-situ continuous pouring heavy-caliber covered conduit forming machine and construction technique thereof |
| 07/17/2008 | WO2008085086A2 Method for removing petroleum products from water surface |
| 07/17/2008 | US20080169229 Water circulation systems for ponds, lakes, and other bodies of water |
| 07/16/2008 | EP1943390A1 Backing washer |
| 07/16/2008 | EP1606159B8 Buoyancy method and device for stabilizing and controlling lowering or raising of a structure between the surface and the sea floor |
| 07/16/2008 | CN201087342Y Adjustable blue algae suction nozzle |
| 07/16/2008 | CN201087341Y Accumulation device for collecting blue algae |
| 07/16/2008 | CN201087340Y Adjustable blue algae suction nozzle |
| 07/16/2008 | CN100402758C Grill cleaning machine |
| 07/15/2008 | US7399411 Retainer assembly including buoyant retainer attached to remediation material and anchor |
| 07/10/2008 | WO2008059132A3 Device floating on the surface of a water plane mainly for collecting and/or retaining floating waste at the surface of the water plane |
| 07/10/2008 | US20080164198 Level-compensating surface skimming device |
| 07/09/2008 | CN101215831A Device for cleaning waters floating material |
| 07/08/2008 | CA2346527C Containment/exclusion boom with bird deterrent |
| 07/03/2008 | DE102006060224A1 Mobile system for catalytic production of diesel oil from organic residues has a suction device that draws oil-contaminated water and an extractor removes waste oil from the oil-contaminated water |
| 07/02/2008 | CN100398396C Method for resisting float ice vibration of above-water platform and equipment dedicated therefor |
| 06/25/2008 | CN201077979Y Blue algae cleaning machine |
| 06/25/2008 | CN100396352C Method for removing oil, petroleum product and/or chemical pollutant from liquid and/or gas and/or surface |
| 06/19/2008 | WO2007092374A3 Improved containment boom guide system and method |
| 06/18/2008 | EP1446532A4 Boom curtain with expandable pleated panels, containment boom containing the same, and use thereof |
| 06/18/2008 | CN201074338Y Reciprocating bucket grab raking equipment |
| 06/18/2008 | CN201074188Y Automatic oil receiver |
| 06/18/2008 | CN101200887A Waterborne contaminant collector |
| 06/12/2008 | CA2670900A1 Method and apparatus for subsurface oil recovery using a submersible unit |
| 06/11/2008 | EP1648761B1 Self-contained submarine station |
| 06/11/2008 | CN201071502Y Device for clearing floater on water surface |
| 06/10/2008 | US7384548 Manually controlled skimming of industrial oil contaminants |
| 06/05/2008 | WO2008065233A1 Method for manufacturing an absorption device and an absorption device |
| 06/04/2008 | CN201068568Y Floating island fixture unit |
| 05/28/2008 | EP1925593A2 Process to obtain (implement and maintain) water bodies larger than 15,000 m3 for recreational use with color, transparency and cleanness characteristics similar to swimming pools or tropical seas at low cost |
| 05/28/2008 | EP1924748A1 A system for removing oil from a water surface |
| 05/28/2008 | CN101186367A Method and device for removing eutrophication material from lake water body |
| 05/27/2008 | US7377226 Remotely controlled apparatus for recovering liquid in sunken ship and method performed by the same |
| 05/22/2008 | WO2008059132A2 Device floating on the surface of a water plane mainly for collecting and/or retaining floating waste at the surface of the water plane |
| 05/22/2008 | WO2008058401A1 Methods of utilizing recycled rubber |
| 05/22/2008 | CA2669487A1 Methods of utilizing recycled rubber |
| 05/21/2008 | DE202007008052U1 Schwimmfähige Spezialkonstruktion zur Aufnahme und Speicherung von Materialien flüssiger und fester Konsistenz Floating special construction for receiving and storing of materials liquid and solid consistency |
| 05/21/2008 | DE102007049962A1 Aufbereitungsverfahren und Anlage zur Durchführung des Verfahrens Preparation Method and apparatus for performing the method |
| 05/14/2008 | CN201058989Y Waterborne intelligent dirt automatic gatherer |
| 05/14/2008 | CN201058816Y Grid type hanging basket apparatus |
| 05/14/2008 | CN101177939A Waterborne spilled oil saver |
| 05/14/2008 | CN101177938A Method for eliminating lake algae pollution by shrouding algae-killing net |
| 05/08/2008 | US20080105616 separating a liquid phase and a gas phase from hydrocarbon well; floater floats at a gas/liquid interface, collector is positioned for collecting the liquid, outlet for extracting the gas, a draining circuit for draining the liquid; simple, auto-adjustable |
| 05/07/2008 | CN201056684Y Fishing device for waterborne floater |
| 05/07/2008 | CN101172716A Ecological control method for auriculana |
| 04/30/2008 | EP1916340A1 Suction-based system for the recovery of oil spills on water |
| 04/30/2008 | CN201052833Y Device for collecting oily dirt on water |
| 04/24/2008 | WO2008046660A1 Treatment process and unit for carrying out the process |
| 04/24/2008 | WO2004087496A8 Method and device for stabilizing and controlling lowering or raising of a structure between the surface and the sea floor |
| 04/24/2008 | US20080093287 Water pollution prevention and remediation apparatus |
| 04/23/2008 | CN201050078Y Multifunctional water surface algae removing machine |
| 04/22/2008 | CA2318826C Water treatment process |
| 04/10/2008 | WO2008040839A1 Method for collecting oil from waters and oil combatting vessel |
| 04/09/2008 | EP1907633A1 Method and device for collecting oil from the surface of water by using a wave damping space |
| 04/08/2008 | US7354516 Placing microbes, adapted to digest hydrocarbons, into core of floater formed of porous polymeric foam, placing the floater into a body of hydrocarbon-polluted water, allowing hydrocarbons to penetrate the foam, and allowing the microbes to digest the hydrocarbons |
| 04/02/2008 | EP1904690A1 Apparatus, system and method for collecting material from water system and uses of apparatus |
| 04/02/2008 | CN101153484A Water purifying technology for large-scale floating plant cultivation project of lake river mouth surface |
| 04/01/2008 | US7351008 Floating barrier units |
| 03/25/2008 | CA2313135C Float sink header |
| 03/20/2008 | DE10323556B4 Verfahren und Anordnung zum Auffangen von unter Wasser austretenden Medien Method and apparatus for collecting exiting underwater Media |
| 03/12/2008 | EP1606159B1 Method and device for stabilizing and controlling lowering or raising of a structure between the surface and the sea floor |
| 03/05/2008 | EP1766144A4 Wastewater treatment |
| 03/05/2008 | CN201031385Y Water surface floationg refuse collecting devcie |
| 03/05/2008 | CN201031151Y Grab bucket grid sewage-removing machine |
| 03/05/2008 | CN201031150Y Rotary type otter board grid sewage-removing machine |
| 03/05/2008 | CN101135142A Riverbank oil fence |