Matches 301 - 350 out of 392 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
3804177 FLOATING DRAG SCOOP  
A floating drag scoop supported between two flotation type pontoons in which the scoop is of generally rectangular configuration provided with an open area in the front and bottom and a screened...
3800951 APPARATUS FOR REMOVING A SUBSTANCE FLOATING AS A LAYER ON THE SURFACE OF A BODY OF LIQUID  
An apparatus for removing from the surface of a body of liquid, an immiscible substance overfloating the same and spread thereover as a layer, said body of liquid and said layer of substance...
3787316 FOAM FLOTATION CONCENTRATION OF SEWAGE  
A suspension of activated sludge from a secondary settling tank is concentrated by a bubble flotation process. Air is forced through a mixture of water and a surfactant in a shear type foamer at...
3785496 OIL RECLAIMING DEVICE FOR REMOVING OIL FROM THE SURFACE OF WATER  
An apparatus for removing oil slicks from the surface of the water which includes two independently pivotable booms connected together to form a V. A paddle wheel is connected to the two booms...
3782548 SERUM SKIMMER  
An instrument is provided for skimming serum from the cellular material, such as the red blood cells, of a blood sample; the cells having been dispersed, for example, by centrifugal action, to the...
3779382 DYNAMICALLY EFFECTIVE OIL-GUIDE-BOOM AND METHOD FOR PURIFYING WATER EMPLOYING THE SAME  
An oil-guide-boom which is effective in the removal of surface oil and residue from flowing water is disclosed. The boom includes two support members and a sheet extending between the supports in a...
3774767 SKIMMER TRAP  
An elongated buoyant member having laterally angled inner and outer ends. A flat upstream face is provided by an elongated strip affixed to one side of the member and having an inner end angled...
3771662 OIL RECOVERY SYSTEM  
A system for recovering oil spilled on water surface, by sweeping oil films on the water surface into a mobile U-shaped oil fence line. An oil-collecting zone is formed in the U-shaped oil fence...
3762557 FLOATING SKIMMER  
A floating surface skimmer particularly adapted for use with a floating pump housed by said skimmer. The skimmer is circular in shape and has a plurality of peripheral radial openings communicating...
3762169 FLOATING WATER JET FOR OIL SLICK CONTROL  
A device to direct floating oil into a recovery mechanism comprising a flble rubber hose having attached floats positioned at spaced intervals. Water jets are operatively connected to the hose...
3762558 ANTI-POLLUTION BARGE AND CONVEYER ASSEMBLY  
A conveyer arrangement adapted to be used onto a barge or similar boat in combination therewith and including two superjacent endless-belt conveyers arranged to cooperatively pick up a floating...
3760944 SUCTION OIL DECANTER  
Disclosed herein is apparatus for the continuous removal of an oil slick from a body of water. The apparatus consists of a housing connected to an air suction device which draws a large volume of...
3759390 THE REMOVAL OF SURFACE LAYERS FROM LIQUIDS  
A device for pumping away floating oil slicks comprises a floating inlet chamber. Oil is drawn through an upper wall of the chamber and is pumped upwardly from the lower part of the chamber. Two...
3757953 DECANTING SKIMMER  
An apparatus for skimming oil or other scum from the surface of water, has floats supporting a sump tank with a weir at its forward end, means for pivoting the sump around a transverse axis to...
3756414 OIL SKIMMER MODULE  
A skimmer for removal of a layer of oil or other floating pollutant from the surface of a body of water constructed in the form of a module employed with a desired number of similar modules for...
3754653 APPARATUS AND METHOD FOR COLLECTION OF OIL FROM SURFACE OF THE SEA  
An oil spill on the surface of the sea is collected by means of a funnel-like scoop which is moved horizontally through the water in a direction such that oil and sea water, including waves, flow...
3753497 POLLUTION SKIMMER  
A skimmer for removing supernatant matter such as oil from a liquid such as water is disclosed having a base portion containing a centrally located drain and a plurality of troughs extending...
3753492 SEPARATING APPARATUS  
Apparatus for separating two non-miscible liquids of different densities from a mixture thereof, including a vertical cylindrical tank with an inlet at one side and an outlet at the opposite side....
3747760 METHOD OF RECOVERING OIL FROM A WATER SURFACE  
A method for recovering oil from a water surface, wherein the water carrying the oil is flowing in a specific direction relative to a barrier, comprises containing the oil in the barrier to form a...
3748264 METHOD AND APPARATUS FOR REMOVAL OF SURFACE LIQUIDS  
Method and apparatus for pumping away floating oil slicks comprises a barrier capable of being extended to form an enclosure surrounding the slick. The enclosure is contracted to concentrate the...
3745115 METHOD AND APPARATUS FOR REMOVING AND RECLAIMING OIL-SLICK FROM WATER  
One or more floats are provided for immersion in an oil-slick affected water area, the floats having a collecting compartment and a ballast compartment, and a limit valve for the ballast...
3744257 WATER-SURFACE CLEANSING SHIP  
A water-surface cleansing ship having a hull provided with a channel extending longitudinally through the hull. At least surface water to be cleansed is caused to flow in operation of the ship,...
3737040 VESSEL FOR THE REMOVAL OF OIL ON WATER  
The present invention relates to an improved vessel for removing oil from water surfaces, said vessel comprising means for carrying out both a mechanical and a chemical removal of the oil. Thus, in...
3731813 FLOATING DEBRIS RECOVERY APPARATUS  
A marine vessel is equipped with a holding basin into which floating pollutants are urged by a rotating skimmer with a floating wier along the edge of the basin used to separate the floating liquid...
3730346 SKIMMING SYSTEM  
A system for skimming floating fluids, such as oil and small pumpable debris, from the surface of a body of water includes an elongated sink-like or trough-like skimming unit adapted to be...
3727765 SKIMMING DEVICE FOR USE ON A LIQUID SURFACE  
A float-supported skimmer for removal of oil from the surface of a body of water. A float-supported skimmer trough is connected to a drain line through which skimmed oil is delivered to a sump and...
3727766 VACUUM SKIMMING APPARATUS FOR REMOVING LIQUID CONTAMINANTS FLOATING IN CONFINED BODIES OF WATER  
A boat-mounted vacuum system for removing floating liquid contaminants, such as oil spills, particularly from confined bodies of waters such as harbors, bays, and the like. The system employs one...
3722690 APPARATUS FOR SKIMMING OIL  
A collapsible flotation buoy is disclosed for skimming an oil layer from water in a tanker. The buoy is provided with mechanical folding means for collapsing the buoy, permitting its insertion into...
3722689 APPARATUS FOR EXTRACTING OIL OR THE LIKE FROM THE SURFACE OF THE SEA  
Apparatus for extracting oil or the like from the surface of the sea. A centrally disposed ballast chamber is surrounded by a sump compartment which is sufficiently large so as to obtain...
3722688 SEA-SURFACE OIL EXTRACTOR  
An apparatus for extracting oil or the like from the surface of the sea. A centrally disposed ballast chamber is surrounded by a sump compartment into which liquids are deposited over the lips of a...
3710941 METHOD AND APPARATUS FOR TREATING SEWAGE  
Elimination of heavy solids such as grit from sewage streams prior to introduction into treatment tanks is necessary because such solids interfere with normal operations. Substantially all of the...
3709366 METHOD AND APPARATUS FOR SKIMMING A LIGHT LIQUID FROM THE SURFACE OF A BODY OF HEAVIER LIQUID  
A method or apparatus which acts to create plural vortices at the surface of a body of liquid floating on top. The vortices are created by locating plural conduits with the open ends a short...
3707232 SKIMMERS FOR POLLUTION CONTROL DEVICE  
Floating skimmers slidable on an intake conduit having means counteracting the internal pressure drop normally incident to the intake operation. In one embodiment, the cone member has upper vent...
3701429 SKIMMER FOR REMOVING FLOATING MATTER FROM A BODY OF LIQUID  
A skimmer for removing floating matter from a body of liquid, such as skimming oil spills from water, comprises a floating annular body having gently downwardly centrally inclined upper surfaces...
3700109 APPARATUS FOR REMOVING FLOATING LIQUIDS FROM THE SURFACE OF A BODY OF WATER  
Apparatus for skimming liquids, such as oil, having a specific gravity less than that of water from the surface of a body of water including a pair of laterally spaced hulls supporting a basin...
3693805 SHROUDED DRUM SKIMMER  
A drum-type skimmer for separating a surface layer of material from a body of liquid comprising a rotating drum disposed for partial submersion within the liquid and a shroud with a depending...
3685653 METHOD FOR THE SEPARATION OF OIL AND WATER FROM AN EMULSION  
Facilitating and expediting separation of oil/water emulsions by passing the emulsion as a surface film on a rotating pick-up roller into a bight formed by a closely spaced parallel rollers to...
3666099 METHOD OF AND APPARATUS FOR SEPARATING LIQUIDS  
This invention relates to the separation of liquids of different densities and is directed primarily to a method and apparatus for moving an inverted inclined V-shaped trough relatively to a liquid...
3666098 METHOD AND APPRATUS FOR CONFINING AND COLLECTING AN OIL SLICK  
Method and apparatus for confining and collecting an oil slick upon the ocean's surface, particularly a method for shielding the oil slick/ambient air interface during collecting of the oil, so as...
3664504 METHOD AND APPARATUS FOR DEPLOYING A FLOATABLE BARRIER  
Method and apparatus for deploying a floatable barrier is disclosed wherein the barrier is initially collapsed in a storage location provided by a container having means allowing escape of the...
3663149 METHOD AND APPARATUS FOR REMOVING A LAYER OF COMBUSTIBLE LIQUID FROM THE SURFACE OF A BODY OF WATER  
A generally U-shaped, buoyant, self-propelled vessel floats partially submerged in a body of water and has a longitudinal channel portion with a front opening. The vessel has an open bottom portion...
3659713 METHOD AND APPARATUS FOR RECOVERING IMPURITIES FROM THE SURFACE OF A LIQUID  
Impurities are removed from the surface of a liquid by impinging an elongated fluid stream, preferably a gaseous stream, along a length of the surface and moving the impinging stream relative to...
3656619 APPARATUS AND METHOD FOR REMOVING FLOATING POLLUTANTS FROM A BODY OF WATER  
Apparatus and method for removing floating pollutants such as crude oil from a body of water, wherein separator means is towed, propelled or is otherwise moved through the body of water for...
3653510 OIL SKIMMING METHOD AND APPARATUS  
Apparatus and method for skimming an oil film from the surface of a large body of water including a towed funnel assembly with a flexible cover and side skirts of impermeable sheet material with...
3642617 FOAM FLOTATION CONCENTRATOR  
A suspension of activated sludge from a secondary settling tank is concentrated by a bubble flotation process. Air is forced through a mixture of water and a surfactant in a shear-type foamer at...
3637080 METHOD OF AND APPARATUS FOR SKIMMING FLOTSAM FROM THE SURFACE OF A BODY OF WATER  
A method of and apparatus for skimming flotsam from the surface of a body of water. Floating material, such as oil, is directed toward and into pockets on a continuously driven conveyor belt means...
3631984 METHOD AND DEVICE FOR SEPARATION OF LIQUIDS  
This is a method and device for separation of liquids particularly in those situations where a contaminating liquid is entering another liquid and it is desired to contain the contaminating liquid...
3627132 SCUM-SKIMMING METHOD AND APPARATUS  
Scum removal apparatus and method, including a biased skimming blade mounted to span the surface of a confined liquid body and to move toward a baffle positioned in the path of the approaching...
3618768 LIQUID SWEEPING SYSTEM EMPLOYING HELICAL CONVEYOR METHOD AND APPARATUS  
A method and system for removing light fluid such as oil from heavy fluids such as water comprises an extended length of open screw conveyor constructed of material such that it will float on...
3617539 PROCESS FOR REMOVING CONTAMINANTS FROM WASTE-WATER  
Contaminants in waste-water are removed by passing the waste-water through a biological treating zone, adding a coagulating agent to the effluent from this treating zone to coagulate into solids...
Matches 301 - 350 out of 392 < 1 2 3 4 5 6 7 8 >