Patents
Patents for E02B 15 - Cleaning or keeping clear the surface of open water; Apparatus therefor (5,189)
12/1988
12/13/1988US4790936 Oil-water separator balloon
12/07/1988EP0294002A1 Clarified-liquid outlet device for settling tanks
11/1988
11/15/1988US4784773 Wood shavings as absorbers of oil
11/03/1988WO1988008388A1 Apparatus and method for separating liquids
11/01/1988US4781493 High temperature oil containment boom
10/1988
10/04/1988CA1242656A1 Liquid surface skimming trough assembly
10/04/1988CA1242655A1 Oil collecting method
09/1988
09/22/1988WO1988007000A1 A device for taking up floating substances from a fluid
09/15/1988DE3707285A1 Process for separating off light liquids, predominantly from flowing waters
09/13/1988CA1241846A1 High temperature oil boom cover blanket
09/06/1988US4769142 Amphibious oil spill absorbing machine
09/06/1988CA1241607A1 Arrangement on a water craft for collecting oil present on the water surface, in particular among ice blocks
08/1988
08/31/1988EP0143776B1 Device for the collection of various substances present in a liquid
08/31/1988CN87100233A Extended-arm expandable apparatus for constructing floating roads
08/23/1988CA1240932A1 Arrangement for picking up objects or oil from the sea
08/02/1988US4760619 Cleaning-device combination for cleaning oil-contaminated shore water and shore area
07/1988
07/05/1988US4755306 Driving heated fluid curtain under pressure into tacky layer to lower viscosity, applying suction to remove
06/1988
06/21/1988US4752393 Flotation barrier, hollow with apertures, pump means, fireproof
06/08/1988EP0134226B1 Collector apparatus
05/1988
05/31/1988US4747361 Arrangement on a water craft for collecting oil present on the water surface, in particular, among ice blocks.
05/25/1988EP0267962A1 Bacterial composition and method for purifying water and soil of oil pollution
05/19/1988WO1988003494A1 Arrangement for positioning an oil boom or similar alongside a ship
05/19/1988DE3732013A1 Process for binding oil of an oil/water suspension
05/11/1988DE3638120A1 Floatable barrier strip, its manufacture and use
05/03/1988US4741827 Apparatus for separating of liquid films floating on liquids
05/03/1988US4741089 Method of producing contaminant restraining booms and the like
04/1988
04/20/1988CN87206715U Easily-folded and easily-stored oil enclosure with high strength
04/13/1988EP0159340B1 Process for protecting lakes against eutrophization caused by subsoil water
04/12/1988US4737394 Article for absorbing oils
03/1988
03/16/1988EP0259673A1 High temperature oil containment boom
03/01/1988US4728440 Vertically adjustable barrier
01/1988
01/20/1988EP0253514A1 Barrier
12/1987
12/22/1987CA1230561A1 Device for picking up oil from water and from the surface of water
12/17/1987DE3617857A1 Method for preventing the propagation of suspended matter in a body of water and a device for carrying out the method
12/03/1987WO1987007316A1 Bacterial composition and method for purifying water and soil of oil pollution
12/01/1987US4709804 Self-cleaning trash rack
11/1987
11/25/1987EP0246963A1 Recovering device for floating pollutants
11/17/1987US4706307 Floating pool assembly
11/10/1987US4705428 Wave generating apparatus
11/05/1987WO1987006556A1 Apparatus and method for collecting oil from water
10/1987
10/27/1987US4702832 Collapsable oil spillage recovery system
10/20/1987CA1228304A1 Method for collecting a highly viscous, tough and tacky material from an area covered by such material, and a nozzle for carrying out the method
10/07/1987EP0240027A2 Apparatus for separating an oily cutting liquid
10/07/1987EP0239723A1 Ship section for fighting oil pollution, and a ship provided with said section
09/1987
09/24/1987DE3607534A1 Hand implement for the removal of algae
09/22/1987CA1227143A1 Device for cleaning a collecting rope from oil or similar material
09/09/1987EP0235491A1 Device for searching and clearing away strange objects and obstacles near the bottom of navigable waters
09/08/1987US4692059 Method of and a means for protecting shores against oil pollutants
09/02/1987EP0234031A2 Apparatus for depolluting waters of floating substances
09/02/1987CN86100385A Apparatus for cleaning rubbish in agricultural ditche
09/01/1987US4690093 Oil-spill-combatting water craft
08/1987
08/12/1987EP0231254A1 Pneumatic float- and fender elements for marine use and means for joining such elements together
08/11/1987CA1225244A1 Method and apparatus for splitting ice masses
08/04/1987CA1225040A1 Method and apparatus for collecting and separating solids and/or insoluble liquids from a liquid body
07/1987
07/22/1987EP0229435A1 Apparatus to remove oil slicks
07/21/1987US4681680 Device for the selective and continuous recovery of hydrocarbons present in the form of a sheet at the surface of an aqueous medium
07/21/1987CA1224375A1 Hydrocarbon solvent-based dispersant formulation and its use in the dispersion of viscous oil spills
06/1987
06/30/1987US4676899 Tankship on-board oil leak treating system
06/23/1987US4674984 Water craft and method for removing weeds and pollutants from navigable waters
06/16/1987US4673497 Separation of oil and water; pollution control
06/04/1987DE3347988C2 Conveying apparatus for removing crude oil and crude-oil fractions from water
05/1987
05/26/1987US4668389 Cleaning device arranged in front of the inlet to a waterway
05/19/1987US4666335 Pond spring
05/12/1987US4664792 Water buffer separated from water recipient by flexible curtain
05/05/1987US4663037 Unit sinks in hydrocarbons which fill receptable to be pumped out to holding tank
04/1987
04/23/1987WO1987002401A1 A cleaning-device combination for cleaning oil-contaminated shore water and shore area
04/22/1987EP0219164A1 Apparatus and method for removing a liquid from a mixture of liquids
04/22/1987EP0219123A1 A cleaning-device combination for cleaning oil-contaminated shore water and shore area
04/15/1987EP0218316A2 Side skimmer
03/1987
03/31/1987US4653421 Skimming and utility vessel that effects surface sea control
03/24/1987US4652372 Liquid separator
03/24/1987US4652173 Self-inflating oil spill boom
03/11/1987EP0213167A1 Arrangement in boom structure
03/04/1987EP0211883A1 Floating boom
02/1987
02/25/1987EP0211475A2 Skimmer system
02/24/1987US4645376 Fireproof boom
02/10/1987US4642185 Rotatable discs
02/03/1987US4640645 Containment boom system
02/03/1987US4640552 Method and apparatus for splitting ice masses
01/1987
01/17/1987CN85101234A Method for protecting lakes against eutrophization caused by subsoil water a dam is built on a layer below the bottom of a lake, i.e. on the impervious layer, to stem
01/15/1987WO1987000223A1 Pneumatic float- and fender elements for marine use and means for joining such elements together
01/15/1987DE3524696A1 Method and device for surface drainage of free spaces
01/07/1987EP0207623A2 An oil-spill-combatting water craft
01/07/1987CN86104589A Method of producing contaminant restraining booms and the like
12/1986
12/30/1986EP0206915A2 Cleaning apparatus for water surfaces
12/03/1986CN86103813A An oil-spill-combatting water craft
12/02/1986USRE32298 Rotating disk with magnetic material coating on wires
12/02/1986US4626353 Side skimmer for use in a channel
12/02/1986US4626132 Oil containment barge assembly
11/1986
11/26/1986EP0203057A2 Device for separating floating fluid films from the surface of liquids
11/18/1986US4623459 Apparatus for selectively taking up a layer of pollutant from the surface of a body of water
10/1986
10/28/1986US4619553 In situ combustion of spilled oil
10/21/1986US4618284 Device and method for the reclamation of polluted land areas
10/14/1986US4616588 Water craft and method for removing weeds and pollutants from navigable waters
10/14/1986CA1212633A1 Device for selective and continous recuperation of hydrocarbons spilled on a water body
09/1986
09/30/1986US4614582 Removing oil spills
09/10/1986EP0193620A1 Device for collecting or picking up oil
09/09/1986US4610794 High current diversionary oil-boom
09/09/1986US4610788 Oil/water separating system
09/09/1986US4610635 Arrangement for picking up objects or oil from the sea
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