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| Number | Title | Issue Date |
| 7650902 | Liquid thermal management purging system A liquid thermal management purging system for efficiently removing the liquid coolant within a liquid thermal management system prior to opening the system for maintenance. The liquid thermal management purging system generally includes a reservoir storing a volume... | 01/26/2010 |
| 7644723 | Transmix prevention lock A method and apparatus for preventing a dense liquid such as diesel fuel from being dispensed into a storage tank that contains a less dense liquid, such as gasoline fuel and vice versa. The unloading process happens by gravity through a vertical down hole. The inve... | 01/12/2010 |
| 7357146 | Inflatable flow control apparatus and associated method An inflatable flow control apparatus and method for controlling the flow of a fluid through a drain passage are provided. The apparatus includes an inflatable bladder with first and second opposite sides and an outer surface extending between the sides. A plurality ... | 04/15/2008 |
| 7314509 | Gas liquid phase separator with improved pressure control A gas/liquid phase separator includes a fluid inlet, a vapor outlet, a liquid outlet, and first and second valves disposed in fluid communication with the liquid outlet. Both valves are controllable in response to a fluid level in the gas/liquid phase separator. Bot... | 01/01/2008 |
| 7216664 | Device for blocking the water outlet of a light liquid separator The aim of the invention is to block the water outflow from a light liquid separator comprising an outflow ascending pipe (1) with a lower inlet (3), and a horizontal output pipe (2). To this end, a blocking element (4) displaced by a flo... | 05/15/2007 |
| 7217104 | Method and system for liquid leak detection, notification and removal A system for detecting a collection of liquid, notifying a person or thing that liquid has been detected and pumping the liquid. The system includes a control unit, at least one sensor and relay and a pump. Preferably, the system includes a first sensor that senses ... | 05/15/2007 |
| 7067064 | Decanting device for use on vessels with spill rails A device for separating water immiscible hydrocarbons from water contained on vessel decks by spill rails with at least one scupper comprises a rigid liquid impermeable body adapted to be attached on the inside of a spill rail at a scupper and which defines with the... | 06/27/2006 |
| 7019541 | Electric conductivity water probe An electric conductivity water probe consisting of a test chamber having a wall, a fluids input/output port, and a water input port, the wall having a first and at least a second wall section, the first and at least second wall sections being electrically isolated f... | 03/28/2006 |
| 6935542 | Device for retaining and for inserting a flexible tube assembly into a fluid container A device for use with a container having a container top includes a tubular retainer engaging the container top and a tube assembly. The tubular retainer has a retainer top, a retainer bottom, a longitudinal axis, and an inner passageway formed along the longitudina... | 08/30/2005 |
| 6926022 | Condensate removal system A condensate removal system for removing condensate or infiltrate from a fluid reservoir containing a lubricating or scaling fluid. The condensate removal system includes a fluid conduit having a discharge leg with an outlet port. The condensate removal system preve... | 08/09/2005 |
| 6368498 | Liquid separator A liquid separator (10) for separating two immiscible liquids having different specific gravities, for example, a first liquid comprising water and a second liquid comprising oil. The liquid separator (10) has a housing (12) that defines a separation cham... | 04/09/2002 |
| 6192915 | Sewerage inlet Sewerage inlet having a grating (3), a foliage-retaining basin (4) arranged below said grating (3) and a container provided with an outflow pipe (6) in which container a valve (10) controlled by a float is arranged upstream of the outflow pipe (6) and clo... | 02/27/2001 |
| 6083381 | Fuel filter with sediment drain valve and level indicator A filter arrangement for filtering fluid comprises a housing and a valve arrangement. The housing includes an inlet, an outlet, and a draining aperture. The valve arrangement is constructed and arranged to move between a closed position and an open positi... | 07/04/2000 |
| 5918622 | Separation valve This invention discloses a separation valve for separating immiscible liquids of different specific gravities, including container having a chamber for receiving the liquids, an outlet at the lower end of the container for outletting the liquid of higher ... | 07/06/1999 |
| 5725011 | Apparatus for drainage of oil and water from a surface, especially from the deck of a tanker An apparatus for separate drainage of two non-miscible liquids, especially oil and water, from a surface, especially from the deck (4) of a tanker (1). The apparatus comprises an upwardly open, well-forming container (11) which, in use, is installed with ... | 03/10/1998 |
| 5348041 | Separator valve Automatically resetting mechanical valve is used to control unwanted discharge of liquids less dense than water, principally oil, which may be present in waste water flows. The valve is closed by the sinking of a primary flow which closes a primary orific... | 09/20/1994 |
| 5305779 | Method, system, and apparatus for operating large power generating stations with improved environmental protection measures A system for containing oil in a containment tank received from a transformer bank for a hydroelectric power generating station. A capacitance proximity sensor is mounted at a predetermined height within the tank and is operative to sense the passage of a... | 04/26/1994 |
| 5234012 | Petroleum stream control system and method A petroleum stream control system includes a valve receiving a petroleum stream which divides the petroleum stream into at least two petroleum substreams in accordance with the control signal. A sample stream is withdrawn from each substream and irradiate... | 08/10/1993 |
| 5205310 | System and method for flow control for high watercut oil production Net oil production from a low volume high watercut well or other source of a water-oil mixture is accurately metered with systems which include a separator vessel which allows a water-oil mixture to collect and form a separate oil layer on top of the wate... | 04/27/1993 |
| 5195587 | Vapor recovery system In an oilfield production system, a water driven jet pump is used to evacuate vapors from storage tanks to thereby recover the vapors and prevent emissions from passing to the atmosphere. The jet pump entrains the vapors in process water which is passed t... | 03/23/1993 |
| 5184609 | Divers first stage adjustable regulator An adjustable regulator of the type having fluid coupling oil within a cavity exposed to ambient pressure and overlying a diaphragm which operates based upon imbalances of said ambient pressure and an intermediate pressure zone on the other side of said d... | 02/09/1993 |
| 5161564 | Automatic separator valve An automatically resetting mechanical valve used to control unwanted discharge of liquids less dense than water, principally oil, which may be present in waste water flows. The valve is closed by sinking both a primary float and a secondary float, each le... | 11/10/1992 |
| 5147534 | Waste water treatment system Improved techniques are provided for separating mixtures of materials having different densities. The apparatus of the present invention is well suited for separating oil from water, and includes a separation tank defining a cylindrical water storage cham... | 09/15/1992 |
| 5101164 | Petroleum stream monitoring system and method with sample verification A multiphase petroleum stream monitoring system and method includes withdrawing a first sample stream from the petroleum stream. Both sample streams are irradiated with microwave energy. A second sample stream is withdrawn from the petroleum stream. Micro... | 03/31/1992 |
| 5095836 | Emergency bulk liquid handling system for vessels An emergency bulk liquid cargo handling system for marine vessels when storage tanks for those liquids have been ruptured and flooded with sea water wherein the liquid cargo handling system is adjustable to provide liquid cargo removal from the flooded ta... | 03/17/1992 |
| 5070896 | Portable apparatus for containing and regulating flow of a liquid into a drainage inlet An apparatus for containing a spill and regulating the flow of a liquid into a drainage inlet comprise a flange for engaging the opening of the drainage inlet and a sidewall extending from the flange, the sidewall defining a pair of drainage openings ther... | 12/10/1991 |
| 5042582 | Horizontal heater/treater and/or vapor tight oil battery A horizontal vapor tight oil battery assembly includes a single, large size, combination separation and production tank for connection to a well-head. The separation of gas and water from oil and holding of the production oil all occurs within the same ch... | 08/27/1991 |
| 5034102 | Column for distillation of charge products having a tendency for two-phase formation in sump The column for distillation of charge products which form a heavier liquid phase and a lighter liquid phase and connected sump circulating boiler are provided with a liquid impermeable collecting bottom plate located in a lower part of the column. The bot... | 07/23/1991 |
| 4957214 | Modification to floating roof tank design The present invention relates to floating roof storage tanks, having a tank shell which is supported on a fixed base, and a floating roof supported by the liquid stored in the tank. Included in the base or roof is a displacement means to substantially dis... | 09/18/1990 |
| 4938878 | Immiscible separating device Method and apparatus for separating immiscible liquids such as water from oil such as lubricating oil or diesel and fuel oil contained in a reservoir, including an outlet adjacent the lowest part of the reservoir, a first conduit having an inlet connected... | 07/03/1990 |
| 4865070 | Flow regulating device Apparatus for regulating the flow of a subject fluid which includes immiscible fluids having differing densities such as oil and water, wherein plug means are provided which sink in oil and float in water, said plug means being positioned to control the f... | 09/12/1989 |
| 4799504 | Tank constructions for containing fuel, and water separators for fuel feed systems A fuel tank construction comprising a tank and a sump is disclosed which construction includes a float operated water separator. The separator operates automatically to drain water which has separated out and accumulated at the bottom of the sump. The sep... | 01/24/1989 |
| 4790447 | Modification to floating roof tank design A floating roof liquid storage tank, having a tank shell which is supported on a fixed base, and a floating roof supported by the liquid stored in the tank. Included in the base or roof is a displacement device to substantially displace the stored liquid ... | 12/13/1988 |
| 4779677 | Oil well fluid processing system An oil well fluid processing system having a heater-treater and a gas separator mounted on a skid constructed in three sections that can be pinned together for transport. The heater-treater is pivotally mounted on the central section of the skid for pivot... | 10/25/1988 |
| 4751939 | Immersed hydraulic unit for controlling an underwater oil working station A reservoir (1) filled with fluid communicates through a central opening 21 with the inside of a flexible bladder 22 isolating the contents of the reservoir from the sea environment and equilizing the pressure inside the reservoir with the external hydros... | 06/21/1988 |
| 4748999 | Flow regulating device Apparatus for regulating the flow of a subject fluid which includes immiscible fluids having differing densities such as oil and water, wherein plug means are provided which sink in oil and float in water, said plug means being positioned to control the f... | 06/07/1988 |
| 4745942 | Flow regulating device A device for the automatic regulation of fluid flows through an aperture for use with immiscible liquids having differing densities, wherein the volume, weight and shape of a floatable plug are selected to provide a negative buoyancy with respect to the l... | 05/24/1988 |
| 4742842 | Hydro-pneumatic pressure vessels A hydro-pneumatic expansion tank is provided in a water pipe circuit. The hydro-pneumatic pressure vessel is in the form of a water/air expansion tank communicating with the pipe circuit by means of a conduit and a float valve is provided in the conduit. ... | 05/10/1988 |
| 4723565 | Flow regulating device Apparatus for regulating the flow of a subject fluid which includes immiscible fluids having differing densities such as oil and water, wherein plug means are provided which sink in oil and float in water, said plug means being positioned to control the f... | 02/09/1988 |
| 4676265 | Vacuum pump drain device A vacuum pump drain device for draining contaminating water from the oil reservoir of a vacuum pump. A valve regulates the flow of water through an outlet port disposed adjacent the water responsive to the level of the oil in the oil reservoir. Preferably... | 06/30/1987 |
