Bizarre Patents
A kissing shield comprised of a thin, flexible membrane and a frame or holder.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7900968 | Electrical isolation connector for electromagnetic gap sub A gap sub assembly can be used to form an electrical isolation in a drill string, across which a voltage is applied to generate a carrier signal for an electromagnetic (EM) telemetry system. The assembly comprises two conductive generally cylindrical components fash... | 03/08/2011 |
| 7832772 | Exhaust pipe bulkhead assembly An assembly for establishing a water-tight seal for a conduit passing through a wall or other structure wherein the conduit conveys heated fluid, such as exhaust gasses. The assembly is adapted to minimize the heat transferred to the wall or other structure by creat... | 11/16/2010 |
| 7712787 | Connecting device and process for the manufacture of ducts for heating, conditioning, and ventilation It is disclosed a connecting device for the manufacture of ducts for heating, conditioning, ventilation comprising a plate-like element (2) which is provided, on a face (2a) thereof at opposite positions, with at least two hooking points (3 | 05/11/2010 |
| 7661718 | Means for fire protection of pipe joints and valves in pipelines Fire protection of pipe joints and valves in a pipeline is provided by two socket halves situated tightly against each other and against the pipe line and surrounding the joint, valve, or such. The socket halves are made from perforated stainless steel plate and hav... | 02/16/2010 |
| 7520535 | Pipeline joint infill and protective sleeve An apparatus for protecting exposed pipeline joints on weight coated pipelines used in offshore applications includes a pliable cover sleeve which overlaps a pair of weight coat sections that surround the pipeline on each side of the pipe joint. The cover sleeve cir... | 04/21/2009 |
| 7494155 | Pipeline for the transportation of liquefied natural gas A thermally-insulated pipeline for the transportation of a cryogenic liquid, comprising three coaxial pipes formed of sections, one inner pipe made of a material having a low thermal expansion coefficient, a middle pipe and an outer pipe made of steel. The pipes are... | 02/24/2009 |
| 7445248 | Thermal expansion joint A joint is provided permitting relative radial and axial movement between a first wall thermally expanding at a first amount and a second wall thermally expanding at a second amount. The joint includes a first fixed connection between a first edge of the second wall... | 11/04/2008 |
| 7407197 | Pipe joint infill and protective sleeve An apparatus for protecting exposed pipeline joints on weight coated pipelines used in offshore applications includes a pliable cover sleeve which overlaps a pair of weight coat sections that surround the pipeline on each side of the pipe joint. The cover sleeve cir... | 08/05/2008 |
| 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 |
| 7367404 | Tubing seal A method of forming a seal between two tubular members comprising providing a first tubular member having an internal surface and an external surface describing a first diameter, with a recess in the external surface at a seal portion of the first tubular member. A ... | 05/06/2008 |
| 7364203 | Reinforcement for arched type structure with beveled screwed ends An electrical isolation connector subassembly for interconnecting adjacent tubular drill rods of a drilling system used in drilling bore holes in earth formations, the connector comprising an electrically insulative sleeve being sandwiched between two electrically i... | 04/29/2008 |
| 7360799 | Insulation cladding for bends A half elbow used with a second similar half elbow clads insulation or other structures about a bend. Each half elbow is formed of separate segments of thin sheet material fastened together. Each segment includes first and second edges adapted to be fastened to corr... | 04/22/2008 |
| 7360796 | Electrical isolation connector subassembly for use in directional drilling An electrical isolation connector subassembly for interconnecting adjacent tubular drill rods of a drilling system used in drilling bore holes in earth formations, the connector comprising an electrically insulative sleeve being sandwiched between two electrically i... | 04/22/2008 |
| 7357091 | Rapid self-repairing and unsinkable watercraft A self-repairing and unsinkable watercraft has the hull of the mid section of the craft covered by two moveable water impermeable sheaths. The sheaths rotate in opposite directions to temporarily seal a breach and to allow for better ease of permanent repair or repl... | 04/15/2008 |
| 7344161 | Connection of internally lined pipelines An insert for use in connecting two lengths of pipe, each having a plastic liner. The insert consists of an inner tubular member of plastics material for connection at either end to the plastic liners of two pipe lengths, an insulating sleeve surrounding a central p... | 03/18/2008 |
| 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 |
| 7338091 | Swivel joint system A swivel joint system for a cryogenic liquid transfer line, such as a liquefied natural gas line, and for return of cold gas associated with the cryogenic liquid transfer. The system includes a swivel joint for the passage of the cryogenic liquid and a swivel joint ... | 03/04/2008 |
| 7322380 | Pipe insulation coupling A pipe insulation coupling for coupling adjacent facing ends of elongated cylindrical pipe insulation tubing encased around a fluid pipe includes an elongated body extending longitudinally between a first end and a second end. The elongated body includes a pair of C... | 01/29/2008 |
| 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 |
| 7316338 | Device for discharging molten metal from a container An discharging device for molten metal between an upper ladle (1) and a tundish (3) comprising a slide valve nozzle fixed to the base of the ladle, comprising an upper fixed nozzle (42) and a mobile one below (43), inserted into an openin... | 01/08/2008 |
| 7305837 | Cryogenic piping system A method for improving the insulation characteristics of a cryogenic piping system wherein an insulation volume defined by a jacket coaxial to an inner pipe is evacuated to a moderate vacuum and then filled with a condensable gas in one or more evacuation and fillin... | 12/11/2007 |
| 7303359 | Pipe reinforcement system and method A pipe reinforcement system for reinforcing a pipe including a pipe section having an inner and an outer elbow surface separated by a pipe opening with a plurality of ceramic tiles overlying the pipe section, each of said tiles having a generally arcuate inner surfa... | 12/04/2007 |
| 7219694 | Pipe connector for cryogenic use A connector for piping destined to the transfer of fluid at very low temperature, in particular liquefied natural gas is described. The coupling comprises a first and a second length of piping (8, 9) that are provided with respective closing valves (20, 27... | 05/22/2007 |
| 7207603 | Insulated tubular assembly A tubular assembly 10 is disclosed for passing fluids within a hydrocarbon recovery well. The tubular assembly 10 has an insulated connection 12 between insulated tubing segments 14, 16. Tubing segments 14, 16 are connected via a t... | 04/24/2007 |
| 7169239 | Solid expandable tubular members formed from very low carbon steel and method A very low carbon steel alloy is provided for use in manufacturing tubular members such as oil country tubular goods. The tubular members may be radially expanded from at least twenty percent to forty percent. Sections or joints of casing formed from the steel alloy... | 01/30/2007 |
| 7143788 | High temperature line expansion installation with bellows An flexible coupling is shown for an insulated piping system of the type used to convey steam and other high temperature fluids. The coupling uses a flexible bellows and additional insulating and joining components to couple conventional lengths of insulated pipe. T... | 12/05/2006 |
| 7137651 | Fluid piping systems and pipe spools suitable for sub sea use A fluid piping system and pipe spools are provided. The fluid piping system has at least one pipe spool. The pipe spool has an inner wall and an outer wall with at insulating area defined at least in part by the inner and outer wall. The insulating area of the pipe ... | 11/21/2006 |
| 7134695 | Fittings and method of use An article for connecting a fluid conduit and a fluid container includes a receptacle configured to receive the fluid conduit. The receptacle has a base defining an opening for providing communication between the container and the fluid conduit and a sealing surface... | 11/14/2006 |
| 7134455 | Insulator apparatus for vacuum insulated tubing An insulating apparatus for use with vacuum insulated tubing sting to reduce heat loss through the joints, where the apparatus includes an insulator adapted to surround the joint and a latching joint protector adapted to surround the insulator and hold the insulator... | 11/14/2006 |
| 7121591 | Flexible metal hose assembly and method of making the same A hose assembly including an elongated flexible metal hose attached to a hose fitting having a fitting body defining a passageway for conveying material. The fitting body has a mating portion for connecting the hose assembly to a corresponding fitting which delivers... | 10/17/2006 |
| 7118137 | Testable pipe joint A locking ring-type pipe joint has a spigot ring provided on a first pipe section, a bell ring provided on a second pipe section, and a locking ring that may be contracted to engage the spigot ring to the bell ring. First and second circumferential grooves formed in... | 10/10/2006 |
| 7114752 | Slip coupling for pipe A slip coupling. A tube having smooth outer walls is joined to a larger hollow outer casing using a slip coupling assembly. The casing has an interior cavity and a flanged end. An annular seal is placed adjacent the flanged end. A split flange is positioned adjacent... | 10/03/2006 |
| 7108577 | Wedge-lock building blocks A building block that is releasably attachable to another block of compatible design by wedging the tongue of one block into the groove of another block, without the need for any intermediate adhesives, bonding materials or any other means of holding the blocks toge... | 09/19/2006 |
| 7100946 | Bulkhead assembly for use in pipe-in-pipe systems A bulkhead assembly for a pipe-in-pipe system includes coxially inner and outer components which are screwed together along a first threaded portion and a locking device which includes a locking element screwed onto a threaded portion on one of the components having... | 09/05/2006 |
| 7100633 | Unitary pipe cover assembly for undersink pipes A unitary protective pipe cover for disposition about a pipe configuration under a conventional sink, and which is sized and shaped so as to cover the J-trap, as well as the waste arm, in the undersink pipe configuration. In the event that the waste arm extends at a... | 09/05/2006 |
| 7093619 | Vacuum-insulated pipe To provide a thermal insulation piping with no radially projecting part from a periphery thereof, so as to facilitate insertion of the thermal insulation piping into a pipeline or equivalent. In a thermal insulation tube 10 having a vacuum layer between an in... | 08/22/2006 |
| 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 |
| 7063142 | Method of applying an axial force to an expansion cone A method of applying an axial force to a first piston positioned within a first piston chamber including applying an axial force to the first piston using a second piston positioned within the first piston chamber. ... | 06/20/2006 |
| 7059429 | Drilling assembly and method The present invention provides a drilling assembly and method that is especially useful for a bottom hole drilling assembly for drilling a borehole through an earth formation. In one embodiment, the drilling assembly is preferably comprised of a tungsten alloy which... | 06/13/2006 |
| 7061147 | Superconducting electrical machines for use in navy ships Superconducting electrical machines, for example motors or generators, especially high-temperature superconducting machines, include a rotor equipped with superconductors, especially high-temperature superconductors. They further include a rotor cryostat, a rotor sh... | 06/13/2006 |
