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| Number | Title | Issue Date |
| 7329360 | Oil recovery and environmental cleanup compositions comprising a polyethylene/vinyl acetate copolymer This invention relates to improvements in products and processes for cleaning up oil, chemical, or other hydrocarbon spills, and cleaning up the environment where such spills have occurred. In one aspect of the invention, there is provided an adsorbent polymeric com... | 02/12/2008 |
| 7303357 | Catch basin having selectable port position A catch basin configured to allow selective positioning of the outlet and inlet ports on the side walls of the catch basin's receptacle body. At least one of the receptacle side walls comprise a slide opening having opposing sides. A slide member has a pair of slide... | 12/04/2007 |
| 7074328 | Mixing, aeration or oxygenating apparatus A mixing, aerating or oxygenating apparatus to aerate or oxygenate ponds, rivers or lakes, sewage or effluent treatment lagoons or beds or to airstrip volatile compounds from water or other solutes by distributing gas through a piped system having a plurality of out... | 07/11/2006 |
| 6264398 | Process for the recovery of oil Heavy oil or crude oil spills in sea water are recovered without polluting environment. A natural rubber latex and a coagulant are scattered around lumps of oil spills to coagulate the latex with the coagulant, so that a membrane of the latex is formed ar... | 07/24/2001 |
| 5794698 | Use of oleophilic wick for removing non-aqueous liquids from a subterranean formation A system and method for removing light non-aqueous liquids via a wellbore from at least a water-saturated subterranean zone using an oleophilic absorbent wick by positioning the wick in a wellbore extending from the surface through at least a portion of t... | 08/18/1998 |
| 5213444 | Oil/gas collector/separator for underwater oil leaks An oil/gas collector/separator for recovery of oil leaking, for example, from an offshore or underwater oil well. The separator is floated over the point of the leak and tethered in place so as to receive oil/gas floating, or forced under pressure, toward... | 05/25/1993 |
| 5211508 | Total water circulation system for shallow water areas A method and an apparatus are used in shallow water areas having a depth of about two meters or less for producing a total water circulating flow from the bottom toward the top and then from the top toward the bottom, to thereby improve the quality of the... | 05/18/1993 |
| 5203643 | Method and apparatus for adaptive ice control A method and controls for cyclical operation of ice reducers in open bodies of water. An ambient condition transducer provides an ambient signal representing the amplitude of a condition affecting ice formation. A timer cyclically produces a ramp signal, ... | 04/20/1993 |
| 5176467 | Oil boom An oil boom for containing floating oil spills having an hose with a plurality of tubing members mounted to the periphery of the hose. Each tubing member has a nozzle assembly for directing an air jet stream against an oil spill along the top surface of t... | 01/05/1993 |
| 5145280 | Water disaster prevention water curtain forming apparatus A disaster prevention apparatus is adapted to intercept and disperse gas leaking from a disaster ship offshore. The apparatus includes a marine mover and a water curtain forming device for forming a water curtain on the lee of the disaster ship. Pressuriz... | 09/08/1992 |
| 4911849 | Method and means of aeration-powered water flow using foil-shaped contour A pump driven by air only is disclosed for providing simultaneous aeration and flow at right angles to the rising air. The pump produces in a shallow tank particle-suspending turbulence which is particularly useful for growth of marine organisms in a sun-... | 03/27/1990 |
| 4405259 | Method and apparatus for preventing foreign objects from entering into docking basins Method and apparatus for preventing foreign objects, such as ice floes, from entering into the docking basin of barge supporting floater-type vessels, floating docks, basin docks, canal sluices or the like, include nozzle apparatus provided at the regions... | 09/20/1983 |
| 4043140 | Cryogenic beach cleaner A method and machine are disclosed herein for cleaning and restoring sand beaches which have become contaminated by oil spills. The machine travels on the beach and sprays liquid nitrogen onto the contaminated area, thereby solidifying the oil and sand mi... | 08/23/1977 |
