|
Match
|
Document |
Document Title |
|
|
7575789 |
Coated pipes for conveying oil
The present invention relates to an oil pipe having a lining imparting substantially reduced adhesion of asphaltenes, paraffin wax, and inorganic scale, so as to reduce plugging of said oil pipe,...
|
|
|
7543733 |
Method of protecting against corrosion at high temperature
The invention relates to a method of protecting equipment intended to operate at high temperature in the presence of a fluid containing at least one hydrocarbon and/or carbon monoxide against...
|
|
|
7500696 |
Flared thru assembly
A fluid conduit includes a hose and a fitting. The hose has a terminal end having a first portion along which an outer layer is laminated to an inner layer and a second portion along which the...
|
|
|
7481467 |
Coupling apparatus including release preventing structure
A coupling apparatus includes a pair of cylindrical coupling main bodies which are concentrically and oppositely arranged to each other and which have the same structure as to each other, liners...
|
|
|
7478840 |
Pipe couplings
A coupling for a corrugated conduit has a housing of a rigid plastics material with two resilient spring catches on opposite sides to engage between corrugations on the conduit. A layer of a...
|
|
|
7472927 |
Tubular member having an anti-galling coating
A tubular member 12 having an internal and/or external metal thread 18, 20 at one end thereof, at least part of the thread 18, 20 being coated with an alloy of copper and tin, said alloy...
|
|
|
7452004 |
Pipe connecting structure
A pipe connecting structure which can prevent electrical charge of a plastic coated metal pipe using a simple structure. The structure includes beads 5 a , 5 b , 5 c protruding from the outer...
|
|
|
7431341 |
Pipe liner connector
A pipe liner connector suitable for connecting pipe sections that comprise a liner is described. The pipe liner connector comprise vents and/or venting grooves which act to balance the pressure...
|
|
|
7360797 |
Coupling assembly and method
The liner assembly ( 10 ) is for use in a joint between two pipe segments. The assembly ( 10 ) includes a first ring member ( 50 ), a second ring member ( 60 ) and a corrosion barrier ring ( 70 )....
|
|
|
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...
|
|
|
7334820 |
Concrete pipe with a corrosion-resistant inner lining
The invention relates to a concrete pipe having a corrosion-resistant inner lining consisting of plastic whose one end is made as a pipe spigot end piece and whose other end is made as a pipe...
|
|
|
7264279 |
Segmented conduit having a monolithic lining
A conduit ( 100 ) comprising a plurality of conduit segments ( 112 A– 112 C) each having a body ( 120 A– 120 C) and a segment lining ( 136 A– 136 C) made of a lining material. Each body...
|
|
|
7125052 |
Crimped gas riser with jacket assembly
A riser assembly is provided for transmitting gas from a buried line to a meter manifold. The riser assembly includes an adapter having a mounting structure at one end for connection to a manifold...
|
|
|
7114751 |
Composite liner for oilfield tubular goods
A composite lined tube is disclosed having end couplings. The tube includes a resin impregnated fiber preform pressed progressively along an inner wall of the tube. The tube may further include an...
|
|
|
7107662 |
Method and a coupler for joining two steel pipes
A method and apparatus for coupling together the ends of two steel pipe sections, each of which contains a permeable inner liner, in which not only are the pipe ends held in abutting engagement,...
|
|
|
7025384 |
Apparatus and method for securing a tubular liner in a composite pipe
A device for mechanically securing a tubular liner in a pipe having a tubular member and connectors on each end. The connector has a bore with an internal seat that may have grooves and be tapered...
|
|
|
7018577 |
Panel liner and method of making same
A method of forming a liner for a passage such as a sewer includes forming panels composing the liner using a neat resin of a first density and a polymer concrete of a second, higher density. The...
|
|
|
6994117 |
Piping elbow liners
Liners useful as piping elbow liners comprising a body liner, a tangential inlet liner, and a tangential outlet liner. The tangential inlet liner and the tangential outlet liner can be removably...
|
|
|
6979025 |
Joining of lined pipes
A metal pipeline section that has a metal flange at one end is lined with a plastic liner such that some of the liner extends beyond the flange end of the pipeline section. An annular plastic...
|
|
|
6971681 |
Threaded pipe with surface treatment
A threaded metallic pipe for oil extraction industry has a threaded end portion with treated surface in which the metal surface has a roughness (Ra) comprised of 2.0 μm and 6.0 μm, which is...
|
|
|
6971412 |
Method for fixing a flexible element in a tube with tight fitting and assembly for use in this method
The invention relates to a method for fixing a relatively flexible element ( 3 ) in a tube ( 2 ) with tight fitting, by arranging around the flexible element a co-displacing member ( 5 ) which...
|
|
|
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...
|
|
|
6905141 |
Glass elements with a conductive coating, the use thereof, as well as devices, installations and pipe conducts produced therefrom
Glass modules for use in the assembly of equipment, installations and for pipe works, the surfaces of which are entirely or partially coated with a conductive coating, in particular from...
|
|
|
6863313 |
Threaded connection for internally clad pipe
A corrosion-resistant threaded connection including a first tubular member having an outer metal tube of corrosion-prone material and an inner metal lining of corrosion-resistant material, the...
|
|
|
6848719 |
Bendable polymer-lined water heater connector
This invention relates to a connector having an inner polymeric liner with either two opposed flared ends or one flared end and an opposed sealing end, a bendable outer metallic sleeve having two...
|
|
|
6848464 |
Lined pipe annular venting device
A fluid vent ( 26 ) for venting fluid from the annulus between the inner surface of a rigid conduit ( 20 ) and the outer surface of a conduit liner ( 10 ). The fluid vent ( 26 ) consists of a...
|
|
|
6808209 |
Attachment to be attached to fuel tank
An attachment is fixed to a fuel tank made of a synthetic resin, and is formed of a primary molding portion and a hydrocarbon barrier layer. The primary molding portion is formed of a first...
|
|
|
6783160 |
Plastic-lined metal-encased tubing segment connector system
The invention relates generally to a solderless metallic-encased, polymeric-lined connector system.
|
|
|
6769719 |
Multilayer tube with butt weldable end and welding method for a multilayer tube
A weldable plastic tube has at least one end designed to be butt welded and designed for the conveyance of a fluid producing a drop in mechanical resistance of the weldable plastic. The tube...
|
|
|
6746057 |
Threaded joint for steel pipes having improved galling resistance and rust-preventing properties
In a threaded joint for steel pipes comprising a pin and a box capable of mating with each other, the pin having an externally threaded portion and an unthreaded metal contact portion as a mating...
|
|
|
6719058 |
Multiple seal design for composite risers and tubing for offshore applications
The present invention discloses multiple sealing systems for composite risers and methods of preventing interior fluid leakage to the outside of composite risers. Single or multiple elastomeric...
|
|
|
6679526 |
Threaded joint for an oil well pipe
A threaded joint for an oil well pipe is provided which prevents the occurrence of galling at the time of repeated tightening and loosening and which provides a high degree of air tightness and has...
|
|
|
6672594 |
High temperature coating of exhaust components
A coating used to seal together surfaces of components is disclosed. The coating reduces costs associated with using gaskets and fine machining of metal components, and has slip characteristics...
|
|
|
6634675 |
Pipe liner
A pipe liner for lining an existing pipe. The pipe liner includes a first elongated portion of plastic material and a second portion extending from the elongated portion with a flexibility which is...
|
|
|
6604761 |
Coupling device for two pipes made of composite material based on a thermoplastic
A device for coupling two pipes made of composite material based on a reinforced thermoplastic, includes a sleeve ( 40 ) threaded on its internal wall and intended to be joined to an end ( 21 ) of...
|
|
|
6595560 |
Sleeve joint
Two pipe sections ( 1-4, 31, 32 ) of a high-pressure line each comprise a fluid-tight inner jacket ( 9 ) made of a thermoplastic material and a reinforced outer jacket ( 10 ). The innner jackets...
|
|
|
6581978 |
Connector tube for a turbine rotor cooling circuit
A tubular connector adapted to extend between two tubular components comprising a tubular body having an internal diameter, a first free end including an annular radial flange having a tapered...
|
|
|
6575197 |
Double-layer pipe for fluidic transport of abrasive solids
A double-layer pipe for fluidic transport of abrasive solids, includes a hardened inner pipe portion of steel, an outer pipe portion of weldable steel to surround the inner pipe portion, and...
|
|
|
6568718 |
Junction for flexible tube for high pressure fluids
A junction for a flexible tube for high pressure fluids which comprises a sleeve pressed down onto the flexible tube, for coupling with a connection element of the flexible tube, where a female...
|
|
|
6543811 |
Pipe flange assembly
An erosion resistant pipe flange assembly for preventing erosion of metal pipe flanges connecting two joints of pipe. The erosion resistant pipe flange assembly includes a flange section, a reducer...
|
|
|
6536806 |
High pressure fuel injection pipe
A high-pressure fuel injection pipe of doubled type, comprising: a thick outer tube; and an inner tube of made a metal and fitted in the outer tube to form a doubled pipe which is formed at its end...
|
|
|
6533326 |
Multi-branch fitting and method of fabricating
A lined multi-branch fitting and method of making a lined multi-branch fitting having a plurality of individual confronting housing members assembled about a one-piece, multi-branch, heat...
|
|
|
6533329 |
Method for making a molded expansion joint seal
A method for forming sections of a flexible sealing belt, for expansion ducts is provided. A sheet of flexible sealing belt material is molded, using application of pressure and heat, to impart a...
|
|
|
6520213 |
Arcuate double-layer pipe, and method of assembling an arcuate double-layer pipe
An arcuate double-layer pipe for a pipeline for fluidic transport of abrasive solids, includes an inner pipe portion made of wear-resistant material, and an outer pipe portion of weldable steel in...
|
|
|
6520211 |
Transport pipe for solid materials
A transport pipe for solid materials has a single layer pipe section having a threaded first end and a thread second end. The pipe section has a hardened inner mantle. A first coupling collar...
|
|
|
6494234 |
Pipe bend for a pipeline for transport of abrasive materials
A pipe bend for a pipeline for transporting abrasive materials, includes a pair of coupling collars having an outer ring, which has an outer circumferential anchoring groove, and an inner ring...
|
|
|
6481762 |
Pipe coupling
A pipe coupling for attachment to a pipe includes a sleeve. One end of the sleeve is configured to receive a pipe end. The pipe coupling also includes an annular gasket disposed within the end of...
|
|
|
6478341 |
Tube clamping structure
Tube 1 is comprised with an engaging end portion 11 formed on one end thereof and an annular concave portion 1 b formed on the engaging end portion at a position remote from the end surface...
|
|
|
6467812 |
Pipe having replaceable wear resistant lined coupler
A pipe section for concrete includes an end coupler interconnecting to another pipe section in a flow line. The coupler has an outer clamp secured extended from the pipe end with a coupling groove....
|
|
|
6450551 |
Nonferrous metal pipe coupling structure
The invention is to provide a coupling structure of corrosion resistance for nonferrous metal piping. The coupling structure comprises: iron socket members( 10, 10 a ), for a two piece iron...
|