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| Number | Title | Issue Date |
| 8091728 | Wet well apparatus with base form and installation method regarding same A wet well apparatus, and installation method therefore, that includes a cylindrical body extending between a first end and a second end along a body axis defining an interior material holding volume and a base form closing the first end of the cylindrical body to d... | 01/10/2012 |
| 8038028 | Additional containment system for storage tank An additional containment system for a fluid containment vessel includes an outer section, an inner section, and a monitoring system. A plurality of independent and distinct zones of interstitial space are positioned between the outer section and the inner section. ... | 10/18/2011 |
| 7896188 | Universal support arrangement for semi-membrane tank walls Embodiments of the invention relate to support arrangements for semi-membrane tank walls and, more particularly, to a universal support assembly for tanks that experience thermal expansion and contraction. One embodiment of the invention may include a tank assembly ... | 03/01/2011 |
| 7810670 | Composite pressure vessel assembly A composite pressure vessel includes an endcap with first and second layers. The first layer is a thermoplastic layer and the second layer is a thermoplastic and glass fiber composite layer. A method for making the vessel includes placing commingled thermoplastic an... | 10/12/2010 |
| 7699186 | Collapsible structures Structures are provided that have an enclosed interior space that can be used to hold and contain water or other matter. The interior space is defined by an enclosing wall and a base that are both waterproof to prevent leakage of the water or matter contained in the... | 04/20/2010 |
| 7624892 | Sewage tanks and grinder pump systems A sewage tank for use with a pump such as a grinder pump to convey sewage. The sewage tank includes a container having an upper portion and a lower tapering portion defining a chamber for containing the pump. The lower tapering portion has a reduced size compared to... | 12/01/2009 |
| 7494024 | Additional containment system for storage tank An additional containment system for a fluid containment vessel includes an outer section, an inner section, and a monitoring system. A plurality of independent and distinct zones of interstitial space are positioned between the outer section and the inner section. ... | 02/24/2009 |
| 7372060 | Container for fissile material and a method of making the same A container (10) for fissile material comprises an inner annular shaped receptacle (12) contained within an outer annular enclosure (14). The receptacle (12) and the enclosure (14) define an inner chamber (16) surrounded by ... | 05/13/2008 |
| 7356996 | Apparatus and method for holding a cryogenic fluid and removing cryogenic fluid therefrom with reduced heat leak The apparatus comprises a double walled vacuum insulated vessel defining a cryogen space for holding a cryogenic fluid, a pump assembly comprising a pump with a suction inlet disposed within the cryogen space, and at least one elongated member extending from the pum... | 04/15/2008 |
| 7350660 | Plastic pressure vessel for a fluid and method of manufacturing such a vessel A plastic pressure vessel comprises a first (1, 2) and a second part (2, 1) welded to each other. The first part (1) comprises a layer (11) of thermoplastic material having substantially continuous fibres. The second part comprises a laye... | 04/01/2008 |
| 7347007 | Low pressure high capacity dryer for resins and other granular and powdery materials A vacuum dryer and method for drying granular or powdery material including at least one canister for holding said material being movable among a series of locations including material heating and vacuum drying locations, means for moving said canister among said lo... | 03/25/2008 |
| 7344046 | Spacerless or geocomposite double bottom for storage tank A spacerless double bottom apparatus for a storage tank having a metal bottom and upwardly extending metal sidewalls. The apparatus includes a first lining layer of flexible plastic on top of the metal bottom. A plastic grid having a plurality of openings therethrou... | 03/18/2008 |
| 7329338 | Conductivity sensor for an ion exchange water softener A water treatment system includes a tank that contains a particle bed for removing minerals from water flowing through the tank. The regeneration of the particle bed is conducted in response to measuring its conductivity. A probe is provided for that measuring. That... | 02/12/2008 |
| 7314058 | Reservoir tank for storing a liquid A reservoir tank comprises a tank body and a double bottom. The tank body is constituted of a roof, a tank bottom plate and a tank wall. The roof and the tank bottom plate are fixed to the tank wall by welding. The double bottom includes a double bottom plate and a ... | 01/01/2008 |
| 7308989 | Collapsible structures Collapsible structures are provided that have an enclosed interior space that can be used to hold and contain water or other matter. The interior space is defined by an enclosing wall and a base that are both waterproof to prevent leakage of the water or matter cont... | 12/18/2007 |
| 7303996 | High-K gate dielectric stack plasma treatment to adjust threshold voltage characteristics A method for treating a gate structure comprising a high-K gate dielectric stack to improve electric performance characteristics including providing a gate dielectric layer stack including a binary oxide over a silicon substrate; forming a polysilicon layer over the... | 12/04/2007 |
| 7290676 | Secondary containment system for liquid storage tank A lining system for a fluid containment vessel having an outer section with a floor surface and a vertical surface. The inner section is attached to the outer section so that interstitial space exists between the outer section and the inner section and a continuous ... | 11/06/2007 |
| 7255243 | Pure water tank for fuel cell system A pure water tank reduces stress to be applied to the tank when pure water in the tank freezes, to thereby prevent the deformation or breakage of the tank without thickening the wall of the tank. The tank has inner side-walls to define a pure water zone. On the oute... | 08/14/2007 |
| 7255137 | Petroleum spill containment system A spilled fuel containment apparatus including a drive-on substrate and at least one side that is substantially vertically extendable. The at least one side being substantially fluidically sealed with the substrate when the at least one side is substantially vertica... | 08/14/2007 |
| 7246468 | Shade assembly for storage tank and method of use thereof A shade panel assembly that covers the top and sides of a storage tank. Such assemblies might also include a water dispensation system to dispense water mist substantially in the area of the shade assembly in the region between the assembly and the tank or substanti... | 07/24/2007 |
| 7246717 | Fire resistant base tank for mounting a generator An above-ground, double-walled, tank for holding combustible material and supporting a generator has an outer tank and an inner tank with structural baffles, all made from type 316 stainless steel. An interstitial space formed by the outer tank and inner tank is fil... | 07/24/2007 |
| RE39721 | Discharge outlet for double wall containment tank assembly A discharge outlet is provided for attachment to a double wall containment tank assembly having an inner tank and an outer containment vessel. The discharge outlet includes a conduit fluidically connected to the fluid receiving chamber of the inner tank and extendin... | 07/10/2007 |
| 7234276 | Porthole apparatus and method of installation The instant invention is a metallic device or porthole for use with communication antenna supporting structure, such as monopoles. The porthole of the instant invention includes an integrally connected backing bar that following the method of installation meets prop... | 06/26/2007 |
| 7220515 | Pressure fluctuation prevention tank structure, electrolyte circulation type secondary battery, and redox flow type secondary battery A simplified, pressure-variation preventing tank structure capable of preventing pressure variations in a gas phase portion resulting from temperature variations, without bringing stored liquid into contact with air. This pressure-variation preventing structure incl... | 05/22/2007 |
| 7188747 | Fluid storage tank A polygonal fluid storage tank comprises a tank frame and a tank liner. The tank frame comprises vertical support members, including upper and lower brackets, and upper and lower cross members secured to the brackets so as to enable relative angular motion between c... | 03/13/2007 |
| 7174645 | Method for designing of aproximate elliptical structure and the same A method for designing an elliptical structure with an outline of an approximate elliptic curve, which is generated by connecting circular segments to one another, and an elliptical structure created on said method. A first fixed point is established outside the ell... | 02/13/2007 |
| 7171978 | Storage container for water-endangering liquids A storage container for water-endangering liquids that includes a leakage detection and restraint system. The container allows for a short-notice alarm system and minimizes the collection volume, to ensure that the water-endangering liquid spreads as little as possi... | 02/06/2007 |
| 7156094 | Breathing apparatus and pressure vessels therefor There is described a wearable garment capable of supplying air to a user comprising a plurality of compartments disposed about the garment, a plurality of air storage vessels for fitting into respective ones of the compartments, an air regulator, a connector for con... | 01/02/2007 |
| 7137526 | High-pressure tank and method for fabricating the same A cylindrical reinforcing collar is fitted onto a cylindrical gas discharge section of a tank body and then engaged integrally on the exterior of the tank body between the cylindrical gas discharge section and the dome section by shrink fitting. This provides, easil... | 11/21/2006 |
| 7118700 | Method for inhibiting algae growth in water tanks and apparatus therefor A method of inhibiting the growth of algae and like organisms in plastic water tanks exposed to sunlight comprises providing an outer tank surface operative to reflect off a substantial portion of sunlight that hits the tank off the outer tank surface; and providing... | 10/10/2006 |
| 7111750 | Liquefied natural gas storage tank Substantially rectangular-shaped tanks are provided for storing liquefied gas, which tanks are especially adapted for use on land or in combination with bottom-supported offshore structure such as gravity-based structures (GBS). A tank according to this invention is... | 09/26/2006 |
| 7111751 | Plastic lined concrete tanks equipped with waterstop systems A plastic lined concrete tank includes a floor, an upright wall having a lower edge adjacent the floor, a plastic wall lining on an interior surface of the wall, and a plastic waterstop structure inhibiting penetration of water between said floor and said lower edge... | 09/26/2006 |
| 7111636 | Leak container for fuel dispenser A leak collection chamber is provided inside the housing of a fuel dispenser. The leak collection chamber collects any leaked fuel from fuel handling components inside the fuel dispenser so that the fuel does not leak to the environment. The leak collection chamber ... | 09/26/2006 |
| 7104278 | Leak container for fuel dispenser A leak collection chamber is provided inside the housing of a fuel dispenser. The leak collection chamber collects any leaked fuel from fuel handling components inside the fuel dispenser so that the fuel does not leak to the environment. The leak collection chamber ... | 09/12/2006 |
| 7100261 | Liquefied natural gas storage tank Substantially rectangular-shaped tanks are provided for storing liquefied gas, which tanks are especially adapted for use on land or in combination with bottom-supported offshore structure such as gravity-based structures (GBS). A tank according to this invention is... | 09/05/2006 |
| 7100640 | Arrangement for storing and conveying liquid, especially in an aircraft A liquid tank has an outlet opening and a drain stub extends therefrom and has a circular-sector-shaped partial flange on its free end. At least one complementary flange adjoins and complements the partial flange to form a complete first circular flange. The complem... | 09/05/2006 |
| 7086672 | Reactor clamp A modular reactor system comprises a backplane connected to a computer and a thermal control unit. The backplane includes a plurality of seats for releasably holding a plurality of modules. Each module holds a reactor vessel that may be used to conduct experiments. ... | 08/08/2006 |
| 7080751 | Removable liner coupled to a receptacle for collection of debris A complete cleaning of a container is achieved by the use of a removable polyethylene liner which removes all debris and avoids contact of the debris with the container at all times. Therefore cleanup of the container is quick, easy and simple. The liner is preforme... | 07/25/2006 |
| 7036676 | Foldable water tank A foldable water tank comprises a foldable receptacle having a bottom wall and vertical sidewalls, the sidewalls being inclined inwardly; and a plurality of support structures connected to the sidewalls to support the sidewalls in the inclined position. ... | 05/02/2006 |
| 7024868 | Transportation of liquefiable petroleum gas A pressure vessel for transportation of liquefiable petroleum gas (LPG) is cylindrical with a circular cross-sectional profile. The wall thickness of the vessel (in meters) multiplied by a design strength of the material from which the vessel is made (in megapascals... | 04/11/2006 |
