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