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| Number | Title | Issue Date |
| 7442121 | Textile ducts A textile duct for an air circulation system, the duct having an inner gas-permeable layer and an outer gas-impervious layer, and one or more spaces therebetween. An air circulation system having one or more ducts and one or more air treatment units and/or air handl... | 10/28/2008 |
| 7374940 | Method and apparatus for determining the progress of a uranium oxyfluoride conversion reaction in a furnace and for controlling the reaction A substance in a condensed state, for example a powdered solid, is in continuous movement in the longitudinal direction (6) of a furnace (4, 5). A reactive gas mixture is brought into contact with the substance in the condensed state. A plurality of sa... | 05/20/2008 |
| 7370700 | Multiple entrance shunt Multiple pathways are provided by which fluid can enter one or more alternate pathway conduits. Entrance tubes can be arranged such that their spacing prevents all of them from being simultaneously obstructed, covered, or otherwise blocked. ... | 05/13/2008 |
| 7367363 | Sanitary conduit support systems Apparatus for supporting conduits within a sanitary environment. Some supports are configured so as to avoid the formation of surfaces that might collect dust, debris, cleaning fluids, etc. when installed. In one embodiment, the support includes a pair of opposing s... | 05/06/2008 |
| 7341686 | Device for arresting the propagation of a buckle in a double-walled pipe Device for arresting the propagation of a buckle in a double walled pipe. The device comprising an outer pipe wall having a defined external diameter and placed around an inner pipe wall, defining an annular space between the said outer and inner walls; provi... | 03/11/2008 |
| 7328724 | Corrosion-inhibiting liner for a pipe support A corrosion inhibiting liner for a pipe support includes a flexible mat containing spaced-apart slots; and a cylindrically-curved buffer in tight engagement with the mat in each slot, wherein the cylindrically-curved buffer is made of a non-metallic, non-elastomer m... | 02/12/2008 |
| 7318453 | Spacing and centering device for a rigid double-wall duct with a low heat transfer coefficient A spacing and centering device for a rigid double-wall duct, for example of the winding type, which is intended for the transport of hydrocarbons. The rigid duct comprises two coaxial tubes which are separated by an annular space. The spacing and centering device is... | 01/15/2008 |
| 7306329 | Inkjet recording device The present invention provides an inkjet recording device capable of reducing the pressure fluctuation such as the bending or twisting of the ink supplying tube caused by the movement of the carriage. The ink stored in the ink cartridge housing unit is supplied to t... | 12/11/2007 |
| 7303016 | Casing with isolated annular space The invention is comprised of (see FIG. 1) an inner pipe (2), and an outer pipe (3), and two end subs (1). An isolated circular hollowed space is contained in between these components. The isolated space can be used for transport of diffe... | 12/04/2007 |
| 7302972 | Thermo-insulated flexible tubing A water supply line includes a cylindrical and ductile outer tube that has a centrally aligned axis. An inner tube is concentrically spaced about the axis of the outer tube and has a length coextensively sized therewith. The inner tube is equidistantly spaced inward... | 12/04/2007 |
| 7302936 | Line system for fluids having volatile components A line system (1) for fluids having volatile components, which comprises at least one fluid line (2,3,4), each having a separate inlet (10) and outlet (11), the fluid lines (2,3,4) being enclosed by a first line wall (12) an... | 12/04/2007 |
| 7234492 | Double-sheath pipe for transporting fluids, provided with a device for limiting propagation of a buckle of the outer tube and method for limiting propagation The invention concerns a double-sheath rigid pipe for transporting hydrocarbons consisting of two respectively inner (2) and outer (3) coaxial tubes separated by an annular gap (5), said pipe being adapted to be wound and comprising a device lim... | 06/26/2007 |
| 7225837 | Casing spacer with joint restraint An integrated casing spacer and joint restraint unit is attached to each of a pair of pipe sections adjacent to an end-to-end connection of the pipe sections by means of first and second spacer/retainer ring members. Disposed on the outer periphery of each ring memb... | 06/05/2007 |
| 7226243 | Load-bearing, lightweight, and compact super-insulation system A lightweight and compact super-insulation system that is also capable of supporting a high level of compressive load. The system utilizes spacers to provide structural support and utilize controlled buckling of a thin protective outer skin supported by spacers to f... | 06/05/2007 |
| 7219745 | Completion apparatus and methods for use in wellbores An apparatus and methods for preventing the accumulation of unwanted materials in an enlarged inner diameter portion of a casing or housing. In one aspect of the invention, a sleeve is disposed in the housing to isolate an annular area defined by the outer surface s... | 05/22/2007 |
| 7207383 | Multiple entrance shunt The present invention provides for multiple pathways by which fluid can enter one or more alternate pathway conduits. Entrance tubes can be arranged such that their spacing prevents all of them from being simultaneously obstructed, covered, or otherwise blocked.... | 04/24/2007 |
| 7195038 | Conduit supports Apparatus and methods for supporting conduits within a sanitary environment. Some supports are configured so as to avoid the formation of surfaces that might collect dust, debris, cleaning fluids, etc. when installed. In one embodiment, the support includes a pair o... | 03/27/2007 |
| 7175366 | Device, system, and method for remediation of contaminated soil A system, method, and devices for remediating soil of an area of land. The devices are partially inserted into the soil within the area. The devices have vent holes fluidically coupling each device to the soil. A hot fluid is circulated through the devices to heat t... | 02/13/2007 |
| 7169341 | Process for producing extruded honeycomb bodies and extrusion die A process is provided for producing extruded honeycomb bodies with passages, in particular as catalyst carrier bodies for the cleaning of exhaust gas from an internal combustion engine. The passages are bounded by wall regions which are at least partly provided with... | 01/30/2007 |
| 7156126 | Pipe insert and pipe assembly formed therewith A synthetic resin pipe insert for insertion in an existing pipe or for use in the manufacture of new pipe to form a multi-channel pipe. The insert has a curved cross sectional configuration which defines a segment of a circle with a convexly curved radially outer wa... | 01/02/2007 |
| 7156125 | Coaxial hose assembly and method of making same The present invention, there is provided a hose assembly having a tubular first layer containing therein multiple compartments 11 for carrying fluids in an automobile. Also disclosed is a method of making a hose assembly by forming a multiple compartment first layer... | 01/02/2007 |
| 7117935 | Support system for tube bundle devices A tube bundle device such as a heat exchanger or condenser which has parallel tubes in a triangular configuration in which tubes are adjacent and spaced from six surrounding tubes. The tubes in the tube bundle have wire spacer/support elements comprising helically w... | 10/10/2006 |
| 7077165 | Double pipe A double pipe has an outer pipe and an inner pipe that is formed in a spiral or wavy configuration and is held by an inner circumferential face of the outer pipe. ... | 07/18/2006 |
| 7073952 | Stable mechanical devices for precision optical alignment and packaging An optical alignment device holds fiber collimators in place with extremely good mechanical and environmental stability. The device includes a ball with a hole traversing the ball, an upper clamping block with a first inner concave spherical surface and a lower clam... | 07/11/2006 |
| 7069957 | Thermal insulation device for at least one underwater pipe compressing sealed partitions The present invention concerns a device for heat-insulating at least one sub-marine pipe. The sub-marine pipe includes a heat insulation covering including a material subject to migration, the covering surrounding the pipe and being covered by a sealed protective en... | 07/04/2006 |
| 7063181 | Fluid-borne noise suppression in an automotive power steering system A method of dampening fluid-borne noise in an automotive power steering system in accordance with a presently preferred embodiment of the invention contemplates provision of a power steering fluid hose having a laminated inner tube surrounded by a reinforcing outer ... | 06/20/2006 |
| 7032621 | High temperature line expansion installation with release agent A high temperature pre-insulated piping system is shown which can withstand conveyance temperatures in excess of 250° F. The piping system includes a first and second length of insulated and jacketed pipe. Each pipe length includes an inner metal pipe having an int... | 04/25/2006 |
| 7032622 | Hose for introduction and distribution of inflator gas Disclosed herein is a hose for introduction and distribution of inflator gas which is characterized in that the hose is placed in an air bag apparatus for side collision and distributes the inflator gas upon operation of the air bag, that outside surface and/or insi... | 04/25/2006 |
| 7028717 | Water stop for a loop installation in a pre-insulated pipeline A high temperature pre-insulated piping system is shown which has a special water stop located along the length of the piping. The water stop has an internal disk which forms a pair of isolated chambers within the water stop. The internal disk is formed of a materia... | 04/18/2006 |
| 7025126 | Conduit assembly for fluid transfer A conduit assembly for transferring heated fluid from a pump to a heat exchanger and to return cooled fluid from the heat exchanger to the pump is disclosed. The conduit assembly includes a flexible inner conduit disposed within a relatively rigid conduit. The heate... | 04/11/2006 |
| 7013927 | Sleeve for toilet flanges and drains A protective sleeve system for use by plumbers during installation of riser pipes in buildings, surrounds a pipe and maintains a space around the pipe. A sleeve surrounds the pipe such that a space is defined between the pipe and the sleeve and a plurality of spacer... | 03/21/2006 |
| 7014392 | Device for pneumatic or hydraulic conveying of dusty, powdery or granular bulk material The present invention is directed to a device for pneumatic or hydraulic conveying of dusty, powdery or granular bulk material. The device includes a conveyor line, an inner pipe in the conveyor line that is parallel to the axis and preferably eccentric. The inner p... | 03/21/2006 |
| 7011115 | Insulated pipe structure and methods of making such structures An insulated pipe structure suitable for use in an undersea pipeline comprises, intermediate its ends, an inner pipe (11) for serving as a conduit for fluid flowing through the pipe structure, thermally insulating material (3) extending around the inne... | 03/14/2006 |
| 7007720 | Exhaust tip An exhaust tip for attachment to a tailpipe that includes a thermoset heat shield at least partially surrounding and fastened to the tailpipe, and a thermoplastic decorative cover at least partially surrounding and fastened to the thermoset heat shield. The thermose... | 03/07/2006 |
| 7000644 | Flexible hose A flexible hose for use as a refrigerant passageway in a vehicular refrigerating cycle has an inner hose and an outer hose. The outer hose covers the inner hose with a space formed in a given distance. The outer hose and the inner hose are formed of resin having fle... | 02/21/2006 |
| 6981525 | Tubular insulating apparatus and method A tubular insulating apparatus (10) for insulating a first tubular (8) within a second tubular (20) for use in the oil and gas exploration and production industry. An inner insulating member (4) surrounds the outer circumference of a pipe... | 01/03/2006 |
| 6978807 | Water stop for a line installation in a pre-insulated pipeline A high temperature pre-insulated piping system is shown which has a special water stop located along the length of the piping. The water stop has an internal disk which forms a pair of isolated regions within the water stop. The internal disk is formed of a material... | 12/27/2005 |
| 6946627 | METHOD FOR MANUFACTURING AN ELECTRICAL CABLE SYSTEM COMPRISING AN ELECTRICAL CABLE CONTAINING A CONDUCTOR CORE AND FOR INSTALLING SAID ELECTRICAL CABLE SYSTEM OVER A LONGITUDINALLY EXPANDABLE-CONTRACTIBLE ELEMENT An electrical cable system and a method for manufacturing an electrical cable system (1) has an electrical cable (10) containing a conductor core (2). The method for installing the electrical cable system of a longitudinally expandable contracti... | 09/20/2005 |
| 6926069 | Method for manufacturing a double-walled heat exchanging tube with leak detection Method for manufacturing a double-walled heat exchange tube with leak detection, wherein inner tube is slipped into an outer tube, after a surface profiling has been provided on at least the outer surface of the inner tube or the inner surface of the outer tube, and... | 08/09/2005 |
| 6926040 | Thermally insulated pipelines A thermally insulated pipeline assembly comprises an inner pipe surrounded by and spaced from a jacket, which is in turn surrounded by and spaced from an outer casing. The annular space between the inner pipe and the jacket is substantially filled with thermal insul... | 08/09/2005 |
