Matches 1 - 50 out of 289 1 2 3 4 5 6 >
Match Document Document Title
7628429 Double containment pressure termination fitting for dissimilar materials  
A termination fitting for use with a double containment system includes an inner segment of pipe and an outer termination cap. The outer termination cap has an open first end and an open second...
7537244 Fluid fitting assembly  
A fluid fitting assembly ( 100 ), suitable for use in extreme working temperature conditions, can comprise a receiving member ( 110 ) with an inexpensive port design (e.g., SAE J1926 and/or ISO...
7484776 High-pressure threaded union with metal-to-metal seal, and metal ring gasket for same  
A metal ring gasket provides a high-pressure temperature tolerant metal-to-metal seal between subcomponents of a threaded union. The metal ring gasket is received in an annular cavity formed...
7478842 Coupled connection with an externally supported pin nose seal  
A threaded connection includes a first tubular, a second tubular, and a coupling. The first and second tubulars include external threads, a pin nose, a pin nose surface, a pin shoulder surface, and...
7475917 Threaded connection with variable flank angles  
A threaded connection for a conduit includes a pin member and a box member. The pin member includes a pin thread having a pin thread crest, a pin thread root, a pin load flank oriented at a pin...
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...
7431348 Subsurface drill string  
A drill string comprises a first drill string member having a male end; and a second drill string member having a female end configured to be joined to the male end of the first drill string...
7426784 Compact fire sprinkler attachment insert  
The invention satisfies this need. The invention is an internally threaded insert for use with a polymetric pipe fitting in a fire sprinkler system. The insert comprises an outer side surface, an...
7419189 Hydraulic fitting  
A high pressure hydraulic fitting ( 300 ) includes a body ( 302 ) having a central passage ( 322 ), a channel ( 304 ), a threaded section ( 314 ), and an extension section ( 310 ), wherein the...
7387319 Coupling for anchor bolts  
A coupling for anchor bolts, includes a sleeve having an internal screw thread and two anchor pipes having an external screw thread, the ends of the pipes being screwed into the sleeve. The sleeve...
7380839 Sealing expandable tubing  
Expandable tubing and methods seal a connection between expandable tubulars, and in particular, seal a connection between expandable tubulars post-expansion. In one embodiment, a method includes...
7334821 Premium threaded tubular joint comprising at least a threaded element with end lip  
A premium threaded tubular connection including, on at least one threaded element, a distal abutment surface at the free end of a threaded element, and a lip sealing surface at a given distance...
7055865 Lateral connection system  
A service tee forming part of a main fluid line has a laterally extending female fitting with threads and a gasket spaced axially from the distal end of the threads. A male fitting having a series...
7032934 Hydraulic fitting  
A connector for a fluid conduit is provided herein. The connector includes a conduit structure and an annular seal member. The conduit structure has a frustro-conical surface and a seal groove. The...
6997264 Method of jointing and running expandable tubulars  
A connector arrangement used for connecting a first tubular to a second tubular. The first tubular member has at least one circumferential ring profile, and the second tubular member has a...
6968618 Expandable connector  
An expandable threaded connection includes a first tubular member, a second tubular member and a threaded connection for coupling the tubular members that includes one or more sealing members.
6933264 Threaded component for seizure-resistant tubular threaded joint  
The invention concerns a threaded component for a seizure-resistant tubular threaded joint wherein a lubricating substance is deposited in a thin film on at least the surface of the threads of the...
6916248 Flexible coupling  
Flexible couplings are provided comprising a male member disposed within a female member in a spaced apart configuration, with the space being filled, at least partially, with an elastically...
6857668 Replaceable corrosion seal for threaded connections  
The threaded connection between the pin and the box ends of two pipes is sealed externally and internally to protect the threads in the connection from exposure to corrosive fluids. Seals are...
6851720 Hydraulic joint structure  
In a hydraulic joint structure for joining respective tubular joint portions of two members, opposed pressure-contact surfaces of the two members for preventing loosening form a downstream space on...
6845983 Gasket with outer edge damping channel and method and apparatus for manufacturing same  
A gasket ( 10 ) for sealing flange connections in piping systems for media, while changing a natural frequency of the gasket to avoid resonance in the flange connection, comprising a plate ( 12 )...
6811189 Corrosion seal for threaded connections  
The threaded connection between the pin and the box ends of two pipes is sealed externally and internally to protect the threads in the connection from exposure to corrosive fluids. Seals are...
6755447 Production riser connector  
A pipe connector has a rigid seal/support ring mounted on its pin. The pin has a nose and external threads extending rearward from the nose. The rigid seal/support ring is fixedly mounted on an...
6729658 Threaded tubular element for fatigue resistant threaded tubular joint and resulting threaded tubular joint  
The threading of a threaded tubular element includes at least one tangential multiple radius junction zone at the thread root, in particular on the load flank side. This zone include a principal...
6722706 Thread from with multifacited flanks  
A thread form for a tubular connection of the type having a pin member adapted to be made-up with a box member to form a pipe joint as shown. The pin member has pin threads with thread crests and...
6712090 Hydraulic valve  
A fluid tank valve assembly of the type employed for water tanks for toilets has a tank refill valve located atop a fluid inlet supply tube. The refill valve has a lever that is raised and lowered...
6705648 Pipe joint  
A pipe joint comprising: a pin having a tapered male screw section formed on an outer circumferential face of an end of a pipe; a box having a tapered female screw section, which can be screwed to...
6695357 Threaded pipe connection having a retainer gasket with pressure relief vents  
A connection for threaded pipes and other tubular sections including a gasket for interposition between a first and an opposing second interface surface of the connection. The gasket includes a...
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...
6669205 Retainer gasket with pressure relief vents  
A gasket for interposition between a first and an opposing second interface surface of a sealing assembly. The gasket includes a retainer and a generally annular seal element received in a groove...
6626471 Double flex seal for tubular connection  
A threaded tubular connection has a box member including an internal thread, a pin member including an external thread engageable with the internal thread of the box member, and a protruding...
6619696 Expandable locking thread joint  
A thread for expandable downhole tubular connections is disclosed. It features a locking pattern on the pin and box, which engages upon expansion of the connection. The locking pattern compensates...
6609735 Threaded and coupled connection for improved fatigue resistance  
Threaded and coupled pipe connections are provided with a number of design features that increase resistance of the connection to fatigue failure from cyclical side loading. The features acting...
6607220 Radially expandable tubular connection  
A radially expandable tubular connection including a box member having an internal thread and a first seal surface and a pin member having an external thread and a second seal surface. The external...
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...
6595557 Screw-threaded pipe joint  
A screw-threaded joint for a pipe has a male portion ( 10 ) and a female portion ( 12 ), having complementary screw threads ( 11, 13 ). The male thread ( 11 ) extends to a position adjacent a...
6581980 Threaded connection with high compressive rating  
The surface areas available for absorbing compressive loading of a threaded connection are increased by increasing the engaged area of a torque shoulder in the connection and by reducing the...
6564875 Protective device for threaded portion of tubular member  
A device for protecting the internally threaded end portion of a tubular member includes an externally threaded portion for engaging the internally threaded portion of the tubular member and a...
6554287 Collapsing type seal for expandable tubular connections  
A seal for a radially expansible conduit connection is disclosed. The seal includes a first sealing surface disposed proximal to an end of a male portion of the connection and a corresponding...
6550821 Threaded connection  
A threaded connection for tubular members comprising a box connector having axially spaced threaded sections and a thread-free section therebetween, the threaded sections of the box connector...
6550822 Threaded coupling with water exclusion seal system  
An improved coupling for joining together tubular sections is disclosed. The coupling includes a water exclusion seal which is a pressure energized elastomeric seal positioned in a groove near each...
6511102 Pipe connector  
A pipe connector having a pin element having a tapered outer threaded section between an external shoulder and a pin end face, a first threadless pin section between the external shoulder and the...
6494499 Threaded connector for pipe  
A pipe connector for offshore risers has conical thread forms. The connector has a pin with a nose, an external shoulder, and conical first and second pin threaded sections. The first and second...
6481760 Threaded connection of two metal tubes with groove in the threading  
A threaded connection for two metal pipes including a male element at the end of a first pipe and a female element at the end of a second pipe, the male element including a male external thread,...
6478344 Threaded connector  
An offshore riser includes a plurality of tubular elements, each having a pin member on one end and a box member on the other end for connection with adjacent tubular elements. The pin member has...
6464265 Modular shower arm mounting system  
A modular shower arm mounting system includes a water conduit and a replaceable shower arm assembly in sealing engagement therewith. The water conduit has a generally uniform inner wall and an...
6435569 Pipe connection  
A pipe connecting structure incorporated in the male and female ends of the pipes rigidly secures pipes in sealed end-to-end relation. Each end has axially spaced tapered cylindrical surfaces with...
6412831 Threaded connection of two metal tubes with high tightening torque  
A threaded connection for two metal pipes which includes a tapered male thread with trapezoidal threads on a male element and a mating female thread on a female element. The thread width of the...
6385837 Method and apparatus for fixedly connecting threaded tubes, and recording medium storing control program for practicing or controlling those method and apparatus  
Method of fixedly connecting together externally and internally threaded tubes by tight engagement of externally and internally threaded portions of the tubes, wherein a wrenching operation is...
6367844 Attachment fitting for pressure vessel  
This invention provides sealed access to the interior of a pressure vessel and consists of a tube, a collar, redundant seals, and a port. The port allows the seals to be pressurized and seated...
Matches 1 - 50 out of 289 1 2 3 4 5 6 >