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7631667 |
Hose with integral coupling and method for producing the same
The invention relates to a hose that comprises at least one inner layer ( 1 ) produced from an elastomer material, an embedded reinforcement carcass produced from a textile and/or metal material,...
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7578315 |
Compound pipe
A compound pipe for conveying fluid comprising an inner pipe positioned within an outer pipe such that the walls of the inner pipe and outer pipe define a gap. The compound pipe further including...
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7530371 |
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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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,...
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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 ....
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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...
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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...
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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...
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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...
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7052047 |
Detachable high-pressure flow path coupler
A coupler for making a detachable bayonet connection between two sections of a flow path. The coupler includes male and female bayonet hub members that detachably connect the flow path sections. In...
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7037065 |
Flange bolt for turbines
An arrangement for cooling or heating of a flange bolt for turbines comprises one or more boreholes, that extend through the bolt, and inlet and outlet pipes that are connected to each end of the...
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7032615 |
Pipe-covering member having tear-away portions
The inside surfaces of pieces constituting an undersink pipe-covering system are formed with series of weakness zones, at spaced intervals and with associated distance scale indicia, to permit...
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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...
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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...
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6932105 |
Antifreezing guard for pipes
A system and kit for forming an inexpensive protective plenum around pipes subject to freezing is disclosed. The system uses tubes formed of thin, flexible material, such as plastic tubes, to form...
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6926807 |
Insulated transition spool apparatus
An insulated transition spool apparatus for mounting unheading devices to pressure vessels, such as coker vessels, and enabling repetitive operation thereof is disclosed. The apparatus comprises an...
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6899124 |
Antifreezing guard
A system and kit for forming an inexpensive protective plenum around pipes and related equipment subject to freezing on a mobile home is disclosed. The system uses thin, flexible material, such as...
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6857669 |
Device for connecting two tubular pieces of an aircraft turbine engine
A connecting device for connecting first and second tubular pieces of an aircraft turbine engine may include a rigid ring with an at least approximately S-shaped cross section. The rigid ring is...
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6810865 |
Exhaust gas recycle (EGR) assembly
An exhaust gas recycle (EGR) isolation flange that includes an annular body that defines a central aperture therethrough and a plurality of axially extending bosses that extend from the body is...
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6766570 |
Coupling units connecting tubular members having a hardened inner wall for carrying mechanically abrasive fluid concrete
A method for forming and attaching a clamping collar to a pipe configured for forming a pipe section in a concrete pumping line for carrying of fluid concrete includes the steps of placing a sleeve...
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6755218 |
Duct wrap securing system
A duct to receive duct wrap is provided with a plurality of posts at different locations on and upstanding from the post to protrude through the duct wrap. Wrap retainers fit onto the post over the...
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6752176 |
Adjustable adapter for pipe insulation cladding
An adapter blank is provided which is adjustable in size to join generally tubular structures of different diameters, such as pipe insulation cladding, together. The adapter blank includes a...
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6739353 |
Multi-section protective cover system for hot water pipes
A unique protective cover system for hot water pipes and other pipe installations and which relies upon a plurality of jackets capable of being disposed about the pipes. In one embodiment of the...
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6736430 |
Method of sealing a joint between two pipes
The present invention provides a joint ( 6 ) between insulated pipes ( 4 ), which comprises: (a) two transport pipes joined together; (b) insulation on each transport pipe which ends short of the...
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6685231 |
Insulation piece for a pipeline
An insulation piece for a pipeline conveys electrically conductive liquids from a point that is at a ground potential to a point connected to a high voltage. The liquid is conveyed discontinuously...
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6629706 |
Ventilation duct construction and method
The present invention relates to an ventilation duct construction and a method which increases the fire-retardant capability of a ventilation duct. According to the invention, an improved...
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6616192 |
Dielectric pipe joint, particularly for underground pipes
A dielectric joint for pipes, particularly for underground pipes, comprises a male head of a first pipe which enters a mating and mutually opposite cup-shaped female head of a second pipe; a...
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6569493 |
Method of repairing a paper machine dryer journal moisture barrier
This invention relates to a method of repairing a moisture barrier separating a paper machine dryer drum from the dryer journal. Such processes of this type, generally, involve filling the cavity...
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6530603 |
Self-covering element
A self-covering element for covering a pipe joint comprising of a deformable, hollow insulating element having a first portion and a second portion attached at an angle to one another. A...
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6523577 |
Insulation system for shafts through which hot gases flow
An insulation system for shafts through which hot gases flow, especially exhaust gas shafts of gas turbines has an insulation layer ( 20, 40 ) as well as a flat cover ( 26, 39 ), which holds the...
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6457748 |
Fire-resistant pipe coupling
A pipe coupling for coupling together two pipes in a fluid-tight manner includes a tubular casing, a tubular sealing gasket located within the casing, and screws for tensioning the casing around...
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6412820 |
Secured coupling assembly and method of preventing loosening
A coupling assembly includes a first coupling member, a second coupling member, and a coupling nut disposed over a portion of the second coupling member and threadingly engaging the first coupling...
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6402201 |
Protection of pipeline joint connections
A method and apparatus for protecting exposed pipeline joints on weight coated pipelines used in offshore applications. The method allows quick installation on a lay barge where pipeline sections...
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6354632 |
Exhaust decoupler system
An exhaust decoupler system for motor vehicles includes: a sleeve through which exhaust gas may pass from the engine; a couple of retainer members oppositely positioned from the exhaust pipe and...
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6349976 |
Pipe in pipe assembly
A pipe in pipe assembly. A coupling is used to join the ends of the inner pipe. The inner pipe is centralized within the inner pipe to provide axial resistance but minimum restraint transverse to...
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6328346 |
Flexible mechanical joint
A flexible mechanical joint is disclosed for joining a first elongated structural section with a second elongated structural section. The joint is compressible and expandable at least along a...
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6286875 |
Electrically insulated integral union pipe gas line system
A system and method for electrically isolating conduit connections in a gas line system for residential, commercial or industrial applications. Gas line conduit of standard configuration is cut to...
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6279965 |
Pipe joint
A pipe joint is provided whereby fluid pipelines, such as exhaust pipes, or the like, can be connected hermetically, in such a manner that the relative angle therebetween can vary, while ensuring...
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6264871 |
Field joint
The method of forming a field joint around the bare joint of two joined insulation covered pipes includes providing a first angular cut back in the coating to expose the end of a pipe and providing...
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6231086 |
Pipe-in-pipe mechanical bonded joint assembly
The invention is directed to a double-wall steel pipe joint. Each section of double-wall steel pipe has a steel outer casing and a steel inner carrier pipe. The completed joint comprises a steel...
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