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| Number | Title | Issue Date |
| 7779856 | Fuel cartridge of a fuel cell with fuel stored outside fuel liner A fuel supply connectable to a fuel cell is disclosed. The fuel supply comprises an outer casing and a fuel liner and an effective amount of fuel in the space between the outer casing and the fuel liner to control the pressure inside the fuel liner. In one example, ... | 08/24/2010 |
| 7387502 | Method and apparatus for elimination of gases in pump feed/injection equipment A pumping apparatus for pumping a liquid from a source to a target including a motor, a first pump driven by the motor, a second pump driven by the motor and a separator in fluid communication with the first and second pump for separating a liquid received from a so... | 06/17/2008 |
| 7364609 | Method and kit for use with standard pipe couplings to construct a de-aerator A kit for constructing a de-aerator for a fluid distribution system includes a gas concentrator adapted to be received in chamber of a T-coupling provided with the kit. A cap is provided that closes a cap connector integrally formed with the T-coupling. The cap supp... | 04/29/2008 |
| 7258140 | Portable pressurized gas supply apparatus for pneumatic equipment A portable gas supply apparatus comprises first and second storage tanks, a first pressure reducing device, a manifold and a first pneumatic connector fitting. The first storage tank includes an internal cavity for holding a supply of a pressurized fluid at a relati... | 08/21/2007 |
| 7222637 | Connector equipped with a valve A connector housing of a valve-equipped connector is integrally formed from a tube connection section at a first axial side; a pipe insertion section at a second axial side; and a valve housing section between the tube connection section and the pipe insertion secti... | 05/29/2007 |
| 7069942 | Method and apparatus for handling of covering gas A method for the handling of covering gas or inert gas in connection with a tank that conveys crude oil, during successive discharging and loading operations of the tank, is disclosed. The method is characterized by the fact that covering gas/inert gas is re-circula... | 07/04/2006 |
| 7028488 | Method and apparatus to minimize fractionation of fluid blend during transfer A method of dispensing a liquid material from a source container which includes a blend of fluids of a first composition that normally fractionate upon boiling. A material of a second composition (different than that of the first composition) and capable of maintain... | 04/18/2006 |
| 6941968 | Fluid spigot and filter unit A fluid spigot with a spigot body, a spigot tube, a rotary disc valve located in a valve cavity in the spigot body, the rotary disc valve having an opened and closed positions, a valve stem for turning the rotary disc valve, and a handle for turning the valve stem. ... | 09/13/2005 |
| 6910510 | Portable, cryogenic gas delivery apparatus A portable, cryogenic gas delivery apparatus includes a chamber which contains cryogenic material, such as oxygen, in both liquid and gas phases. A probe is mounted to move relative to the chamber in response to variations in pressure in the gas phase within the cha... | 06/28/2005 |
| 6893485 | Method and kit for use with standard pipe couplings to construct a de-aerator A kit for constructing a de-aerator that includes a concentrator is adapted to be connected to a standard pipe coupling. The concentrator is inserted in the path of liquid conveyed through the pipe coupling for aggregating gas, and directing the gas to a cavity. The... | 05/17/2005 |
| 6615861 | Liquid cylinder manifold system A dispensing system allows cryogenic liquid to be dispensed from either a primary bank manifold and associated cylinders or a secondary bank manifold and associated cylinders. Each manifold includes a gas header and a liquid header. The associated cylinde... | 09/09/2003 |
| 6530094 | Dispenser and method and valve A flowable material dispensing system is disclosed which includes a container (5) for holding the flowable material, the container (5) having a downwardly directed lower outlet opening (510) which can be located within an outer container being either a ci... | 03/11/2003 |
| 6481456 | Liquid treatment apparatus and float valve therefor A float control valve for liquid treatment apparatus is located sufficiently far above the level of the liquid being treated that forces created by the liquid, or forces created during movement of the apparatus, do not harm the control valve or interfere ... | 11/19/2002 |
| 6474356 | Device for controlling a liquid flow A device for controlling a liquid flow by a gas pressure. The device includes a pressure chamber, in which an overpressure, an underpressure or atmospheric pressure may prevail. The pressure in the pressure chamber can be used for allowing the liquid flow... | 11/05/2002 |
| 6119735 | Filling of tanks with volatile liquids A method of and apparatus for filling a volatile liquid into at least one tank (10) of a multi-tank installation having a vent-pipe (11A, 11B . . . 11F) associated with each tank, all of the vent-pipes being connected to a common vent manifold (13) throug... | 09/19/2000 |
| 6076541 | Dispensing system and method for dispensing an aqueous solution A system and method for dispensing an aqueous solution to one or more points of use is provided with one or more pressure vessels that are adapted to be charged with pressurized gas to drive the aqueous solution on to the point or points of use. A humidif... | 06/20/2000 |
| 6019114 | Self-metering reservoir A bubbler container assembly particularly adapted for use in vapor generating systems comprising a main outer vessel, an inner bubbler vessel, a carrier gas inlet and a vapor outlet such that the inner bubbler vessel is contained within the main outer ves... | 02/01/2000 |
| 6003542 | Automatic shutoff valve An automatic shut-off valve for regulating the flow of beer or other liquid from its container, whereby a float is kept away from the outlet by directing some of the liquid upwardly against the float while most of the liquid is being discharged. The disch... | 12/21/1999 |
| 5893385 | Liquid discharging device for discharging liquid stored on a bottom wall of an interior of a compressed natural gas tank of a vehicle According to the present invention, there is provided a liquid discharging device for discharging liquid stored on a bottom wall of an interior of a compressed natural gas tank of a vehicle, comprising a liquid discharging pipe for discharging the liquid ... | 04/13/1999 |
| 5771596 | Container for liquids including a level control and a gyro compass A first liquid container has therein a level control including a float valve, a storage tank or second container and a third container having therein a liquid which is maintained at a fixed liquid level. The third container is connected to the liquid in t... | 06/30/1998 |
| 5558139 | Liquid oxygen system A system for compactly safely storing and delivering oxygen has a plurality of elements interconnected by fluid lines and includes a liquid oxygen tank, a filler valve and a vent valve. The new system also includes a differential pressure gauge located be... | 09/24/1996 |
| 5462078 | Apparatus for eliminating hazardous materials from cargo tank wet line The invention disclosed relates to an apparatus for purging hazardous or volatile materials from external loading lines fixed to the bottom of cargo tank compartments. According to the invention, pressurized gas is directed into each external loading line... | 10/31/1995 |
| 5415196 | Tank vapor pressure control system A vapor pressure control system for controlling the vapor pressure in a fuel storage tank is provided which comprises a cooling chamber for cooling the fuel vapor, wherein the temperature of the cooling chamber is maintained at a point slightly above the ... | 05/16/1995 |
| 5402547 | Ballast broom A ballast broom machine for sweeping ballast off a track comprises an elongated machine frame supported on the track by undercarriages, and at least three ballast brooms vertically adjustably mounted on the machine frame, the ballast brooms being spaced f... | 04/04/1995 |
| 5377715 | Method for eliminating hazardous materials from cargo tank wet lines The invention disclosed relates to a method for purging hazardous or volatile materials from external loading lines fixed to the bottom of cargo tank compartments. According to the invention, pressurized gas is directed into each external loading line to ... | 01/03/1995 |
| 5315831 | Liquid natural gas and compressed natural gas total fueling system In a combined liquid natural gas and compressed natural gas fueling station, liquid natural gas is stored in a cryogenic tank and dispensed to vehicles on demand. Compressed natural gas is produced on demand from the liquid natural gas by a high-efficienc... | 05/31/1994 |
| 5247959 | Multi-function valve A multi-function valve has a floating disc (24) with concentric annular ribs (25,27) on one face for cooperation with respective first and second seatings, and an annular rib (26) on its other face for cooperation with a third seating.... | 09/28/1993 |
| 5165246 | Transport trailer for ultra-high-purity cryogenic liquids A trailer with piping and accessories capable of maintaining the ultra high purity of a cryogenic liquid while receiving and transporting the liquid, purging an external receiver, and transferring liquid to the receiver. The trailer has a heat exchnger fo... | 11/24/1992 |
| 5026527 | Structure for forming a reaction product A reaction product is formed by a process which involves the transfer of the reaction product from the autoclave to a receiving vessel at a substantially constant flow rate. Just prior to this transfer, the pressure in the receiving vessel is brought up t... | 06/25/1991 |
| 4956975 | Shutoff valve for cryogenic liquid storage tank There is disclosed an improved internal pressure relief valve for filling a cryogenic liquid storage tank. The internal pressure relief valve consists of a housing with a sealing seat at one end, an inlet hole at the other end, and a ball enclosed therein... | 09/18/1990 |
| 4909038 | Control system for dispensing a cryogenic fluid A simple, inexpensive and reliable dispensing system for a cryogenic fluid is presented. The system controls the dispensing of a cryogenic liquid, such as liquid nitrogen, from a large, well insulated reservoir to a cooling enclosure for an electronic cir... | 03/20/1990 |
| 4905719 | Flurocarbon pumping system A system and method for pumping liquid fluorocarbons and the like from a pressurized supply container to another container. The system compensates for the inherent vapor pressure drop occuring within any pressurized container of fluorocarbons as the fluor... | 03/06/1990 |
| 4680937 | Automatic fuel tank anti B.L.E.V.E. safety apparatus and system A safety apparatus and system are disclosed which can be used in vessels for containing a liquifiable gas having a boiling point below the ambient temperature at atmospheric pressure. The apparatus and system provides an automatic method of cooling the ve... | 07/21/1987 |
| 4625753 | Container for receiving, storing, and dispensing cryogenic fluids A cryogenic liquid storage tank has an automatic pressure relief means which vents vapor while the tank is being filled so that the tank may be completely filled. The pressure relief means includes a float which, when the cryogenic tank is filled, automat... | 12/02/1986 |
| 4611623 | Liquid level indicator and valve This invention relates to a device for monitoring a liquid level in a first vessel and for effecting the transfer of liquid to the first vessel from a second vessel upon the liquid level in the first vessel reaching a predetermined minimum point. The devi... | 09/16/1986 |
| 4510964 | Valve for pressurized cylinders for liquified gas The present invention pertains to a valve for pressurized cylinders for liquified gases, such as butane, propane, and similar gases. This valve is characterized by the combination of: a first safety device which prevents any overfilling of the cylinder wi... | 04/16/1985 |
| 4474189 | Apparatus incorporating a splashed-liquid, normally-closed check valve An apparatus incorporating a normally-closed check valve mounted on the inlet end of a vapor withdrawal conduit and located in the upper vapor portion of a partially filled pressurized LP gas tank on a recreational vehicle or the like. The outlet end of t... | 10/02/1984 |
| 4423750 | Liquefied gas overcharge prevention device A liquefied gas overcharge prevention device provided with a safety valve. The overcharge prevention system comprises, in combination, a conventional pressurized gas tank charging valve having a liquid level responsive gas inlet valve mechanism, a first r... | 01/03/1984 |
| 4310491 | Apparatus for supplying raw liquid and relieving pressure of high-pressure product liquid An apparatus for making the supply of a material liquid and relief of pressure of a reaction product liquid in a high-pressure liquefaction reaction such as direct liquefaction of coal. The apparatus includes at least one cylinder having two working chamb... | 01/12/1982 |
| 4304528 | Passive solar powered plant watering system A plant watering system that is controlled and operated in cycles by the heating effects of the sun, the system including a sealed water supply tank; a metering reservoir having a water supply conduit connected to the supply tank for delivering water from... | 12/08/1981 |
