Patents for E02B 15 - Cleaning or keeping clear the surface of open water; Apparatus therefor (5,189) |
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03/05/2008 | CN101135141A River garbage automatic drifting separator |
02/28/2008 | WO2008023094A1 Oil boom |
02/27/2008 | CN201026987Y Line chain type collecting bar for water surface cleaning boat |
02/27/2008 | CN201026986Y Water spraying device used for collecting bar of water surface cleaning boat |
02/20/2008 | CN201024435Y Movable type grate cleaning machine |
02/20/2008 | CN201024413Y Oil suction fence |
02/20/2008 | CN101126234A Method and device for collecting blue algae water bloom |
02/19/2008 | CA2305345C Method and apparatus for controlling suspended particulates or marine life |
02/13/2008 | CN101122127A Separated air flue type aerated waterborne oil pollution rail |
02/13/2008 | CN101122126A Blue algae salvaging method for preventing blue algae water bloom generating |
02/06/2008 | CN201016168Y Detachable trash bar |
02/06/2008 | CN101117799A Method capable of rapidly preventing further deterioration of spreading under chemical material leakage condition |
02/05/2008 | US7326354 Used to contain and to collect polluting material floating over bodies of water, such as rivers, lakes, lagoons, bays or open oceans |
01/23/2008 | CN201010888Y Cleaning boat for water surface |
01/22/2008 | CA2229478C Process for packing of oil booms and boom bag for practising the process |
01/16/2008 | CN101105030A Water spraying device in waterborne cleaning ship collecting arm |
01/16/2008 | CN100361902C Method of preventing water pollution and water-blocking fence |
01/10/2008 | US20080008531 Spill response system |
01/09/2008 | EP1874445A2 Method and apparatus for recovery of spilled oil or other viscous fluid |
01/09/2008 | CN201003158Y Waterborne oil-dirt processing equipment |
01/09/2008 | CN201003157Y Soft type cloth non-intercommunicating trough assembly for reservoir |
01/03/2008 | WO2008001352A2 Device and method for improved pile casting |
01/03/2008 | WO2005047608A3 Stably tighted self-rising boom used for sea protection at fuel stations in marinas |
01/03/2008 | WO2005047607A3 Stably tighted self-rising boom used for sea protection during accidental situations in marinas |
01/03/2008 | US20080002517 Water circulation systems for ponds, lakes, and other bodies of water |
01/03/2008 | US20080000845 Storm Drain Filter with Variable Flow Capacity |
01/02/2008 | CN200997773Y Grass cutter on water |
01/02/2008 | CN101096847A Self-cleaning block-resistant water intake |
12/28/2007 | CA2592903A1 Oil spill recovery system |
12/26/2007 | CN200995210Y Float collector in water tank of bottle-piece production line |
12/26/2007 | CN101094959A Wastewater treatment |
12/19/2007 | CN200992703Y High strength wear-resistant fluorescent oil boom |
12/19/2007 | CN200992702Y Hinge type oil boom |
12/19/2007 | CN101088857A Air floating blue-green algae fishing boat |
12/19/2007 | CN101088856A Chain-net type mechanical device for mowing and cleaning operation |
12/05/2007 | CN200985502Y Spiral slag-cleaning machine |
12/05/2007 | CN200985283Y Unpowered automatic mechanical grid machine |
12/05/2007 | CN101082213A Strand chain type collection arm of waterborne cleaning boat |
12/05/2007 | CN101082212A Waterborne floating slag automatic collector |
12/04/2007 | US7303688 Oil skimmer and method of operating same |
12/04/2007 | US7303679 Oil spill recovery method using surface-treated iron powder |
11/28/2007 | CN200981995Y Water surface oil-spilling reclaiming device |
11/28/2007 | CN101078222A Multifunctional water surface algae removing machine |
11/27/2007 | CA2353491C Method and device for oil spill response operation |
11/20/2007 | US7297259 Oil spill collection device |
11/14/2007 | EP1853521A1 Apparatus for continually skimming off a top layer of a body of liquid |
11/14/2007 | CN200974983Y Little car on mobile type grab bucket grate sewage sewerage machine |
11/08/2007 | WO2007126566A1 A method and device to remediate oil spill |
11/08/2007 | DE10021354B4 Schwimmende Vorrichtung für die Bekämpfung von Ölverschmutzungen in stehenden und fließenden Gewässern A floating structure for the oil spill in stationary and flowing water |
11/01/2007 | WO2002090666A3 Method and apparatus for collecting pollutants in a body of water |
10/31/2007 | EP1849917A2 Modular floating construction |
10/23/2007 | CA2170802C Oil spill recovery vessel |
10/16/2007 | CA2473650C Bio catcher |
09/27/2007 | US20070221562 Arrangement for covering a liquid surface in a container, as well as a method for manufacturing a floating body |
09/26/2007 | CN101041539A Water quality purification method in source-free water area and facilities |
09/25/2007 | US7273548 Fluid filter |
09/20/2007 | US20070217867 Floating barriers for retaining substances in confined area, and barrier systems usable for treating oil spill in the water and for other applications |
09/13/2007 | WO2007101474A1 Oil barrier |
08/30/2007 | US20070201953 Containment boom guide system and method |
08/30/2007 | US20070199290 Pond rake |
08/29/2007 | EP1824663A2 Method for continuously producing a flexible complex and said flexible complex |
08/29/2007 | CN200940096Y Caterpillar chain type, self-cleaning and grilling dirt-removing machine for wastewater treatment |
08/28/2007 | CA2449912C An inflatable hose system |
08/27/2007 | CA2537987A1 Method and apparatus for freeze protecting an oilrig moat and use of a self-regulating cable |
08/23/2007 | WO2007060275B1 Method for the containment of pollutants present in the aquatic environment and device for implementing same |
08/15/2007 | CN2934351Y Portable ice-breaking machine for sawing and excavating in hydrology test |
08/15/2007 | CN101016738A Floating enclosing barrier for coping with diffusion of water surface pollutant |
08/14/2007 | CA2297206C Active cooling system boom |
07/12/2007 | US20070158253 Waste collection system |
07/11/2007 | EP1805108A2 Improved low cost oil/grease separator |
07/11/2007 | CN1997547A A method and a device for collection of floating waste on a water surface |
07/05/2007 | WO2007074698A1 Water float and connected system thereof |
07/05/2007 | WO2007060275A3 Method for the containment of pollutants present in the aquatic environment and device for implementing same |
07/05/2007 | US20070151914 Floating skimmer for cleaning the surface of a body of liquid |
06/28/2007 | WO2007071813A1 Brush structure |
06/21/2007 | US20070138080 Bilge water barrier and pollution prevention system |
06/21/2007 | US20070138079 Bilge water strainer and pollution prevention system |
06/20/2007 | EP1797244A1 Regulator |
06/19/2007 | CA2307124C Method and apparatus for separating floating pollutants |
06/14/2007 | WO2007065203A1 Floating containment boom |
06/13/2007 | CN1978792A Two-layer air chamber rubber oil boom with self-opening and constant pressure exhaust function |
06/12/2007 | US7229560 Sack-based processes for recovering oil floating on water |
05/23/2007 | WO2007059606A1 Oil skimmer and method of operating same |
05/23/2007 | EP1570131B1 Device for collecting items floating at the surface of the sea |
05/23/2007 | CN2903180Y Garbage flexiable material picking device |
05/23/2007 | CN1966868A Multi-screw oil skimmer |
05/23/2007 | CA2578942A1 Oil skimmer and method of operating same |
05/09/2007 | EP1343563B1 Method and apparatus for maintaining a golf course water hazard free of debris |
05/03/2007 | WO2007050021A1 Backing washer |
04/26/2007 | US20070089656 Device and a method for stabilizing and controlling the lowering or raising of a structure between the surface and the bed of the sea |
04/26/2007 | DE10355314B4 Vorrichtung und Verfahren zur Eindämmung einer Gewässerverschmutzung Apparatus and method for mitigation of water pollution |
04/24/2007 | CA2229372C Method and apparatus for skimming a floatable surface layer from a water surface |
04/19/2007 | US20070084767 Marine water conversion |
04/18/2007 | CN1948631A Movable pollution discharge cover for intensive shrimp pond |
04/11/2007 | CN2887957Y Step type mechanical grate discharge machine |
04/11/2007 | CN2887956Y Device for collecting and treating large-area floating oil in sea |
04/04/2007 | CN1308055C Impurity treating apparatus |
03/29/2007 | WO2007035078A1 Absorbent granulate |
03/29/2007 | US20070068874 Preventing the discharge of hazardous waste from a bilge of a marine vessel, and removing it from the bilge; locating a waste absorber in a predetermined orientation relative to a bilge pump to prevent discharge; absorber is movable along the locator channel as a function of the bilge fluid level |
03/28/2007 | EP1766144A2 Wastewater treatment |