| Patents for F16L 15 - Screw-threaded joints; Forms of screw-threads for such joints (5,444) |
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| 05/23/2007 | EP1787047A2 Fluid coupling assembly with integral retention mechanism |
| 05/22/2007 | CA2439977C Fatigue-resistant threaded component for a tubular threaded joint |
| 05/17/2007 | US20070107895 Solid Expandable Tubular Members Formed From Very Low Carbon Steel And Method |
| 05/16/2007 | EP1785656A2 A fluid-tight connection structure |
| 05/16/2007 | EP1784599A1 Threaded joint for steel pipes |
| 05/16/2007 | CN1316193C Coupling for anchor bolts |
| 05/15/2007 | CA2345575C Thread coupling for a drill string for percussive rock drilling |
| 05/10/2007 | US20070102927 Production by plastic expansion of a sealed tubular joint with inclined abutting surface(s) |
| 05/03/2007 | US20070096467 Reinforcing ring for a plastic fitting and plastic fitting incorporating a reinforcing ring |
| 05/01/2007 | US7210710 Drill stem connection |
| 04/26/2007 | WO2006136796A3 Method and apparatus for the production of hollow moulded articles and a hollow moulded article made by the method |
| 04/25/2007 | EP1518068B1 Reinforced tubular threaded joint for improved sealing after plastic expansion |
| 04/19/2007 | WO2007042231A2 Tubular threaded element provided with a dry protective coating |
| 04/19/2007 | DE102005047355A1 Hydraulic connection for vehicle construction assembly, has screw thread casing with inner screw thread that is caulkably implemented with material of vehicle construction assembly in force-fitting and form-fitting manner |
| 04/19/2007 | CA2625090A1 Tubular threaded element provided with a dry protective coating |
| 04/18/2007 | CN2890557Y Quick pipe joint for air conditioner |
| 04/11/2007 | EP1772721A2 Hollow test body |
| 04/11/2007 | CN2888225Y Metal water pipe connector |
| 04/11/2007 | CN2888224Y Oil pipe collar |
| 04/11/2007 | CN1309986C Threaded tube joint and pipe constituting the same |
| 04/11/2007 | CN1309985C 管接头 Fittings |
| 04/04/2007 | EP1770225A2 Sanitary pipe joint with positive-fitted sealing ring |
| 04/04/2007 | CN2886278Y Pipe joint nut |
| 04/04/2007 | CN2886277Y Curved surface screw thread expansion joint connecting structure |
| 04/04/2007 | CN2886276Y Anti-compression and anti-bending hook took screw thread connection structure |
| 04/04/2007 | CN1308607C Tubular threaded joint which is impervious to the external environment |
| 04/03/2007 | CA2435269C Pipe thread joint structure and pipe thread joint method |
| 04/03/2007 | CA2435208C Threaded joint for steel pipe with excellent seizure and corrosion resistances |
| 03/29/2007 | WO2007035308A2 Threaded pipe connector |
| 03/28/2007 | CN1938542A Threaded joint for steel pipe and process for producing the same |
| 03/28/2007 | CN1938541A Threaded tubular connection which is resistant to bending stresses |
| 03/27/2007 | US7195287 Pipe fitting for liquid or steam |
| 03/22/2007 | US20070063517 Threaded pipe connector |
| 03/22/2007 | DE102005043514A1 Flexible duct kit for retro-fit installation in chimney flue has threaded screw-fit profile sections |
| 03/21/2007 | CN2881270Y Screw-threaded joint for sealing |
| 03/21/2007 | CN1934386A Double shoulder tool joint |
| 03/21/2007 | CN1306142C Sucker rod and sealing short joint assembly with improved sealing device and liquid hollow torque transmission |
| 03/15/2007 | WO2007028696A1 Screwed socket connection and socket and axial seal for such a screwed socket connection and use of a screwed socket connection |
| 03/14/2007 | EP1762697A2 Coupling tubulars |
| 03/14/2007 | EP1351792A4 Method and apparatus for a combined mechanical and metallurgical connection |
| 03/14/2007 | CN2878854Y Pressure lock joint for disposable threaded connection |
| 03/14/2007 | CN1304780C Threaded pipe joint |
| 03/13/2007 | US7190280 Method and apparatus for transmitting and receiving data to and from a downhole tool |
| 03/08/2007 | WO2007026970A1 Threaded joint for steel pipes |
| 03/07/2007 | EP1760381A1 Threaded fitting connection as well as fitting and axial sealing for such a threaded fitting connection and use of a threaded fitting connection |
| 03/07/2007 | CN2876497Y Two valve connecting mechanism |
| 03/06/2007 | CA2289097C Ultra high torque double shoulder tool joint |
| 03/01/2007 | US20070049093 Anti-Rotation Device for Mating Connectors and Methods of Using Same |
| 02/28/2007 | EP1755821A1 Method and apparatus for sealing radially expanded joints |
| 02/28/2007 | CN1922433A Thread protector for tubular members |
| 02/28/2007 | CN1302222C Jointing method for winding pipe |
| 02/27/2007 | US7182159 Drill member for rock drilling and a method for manufacturing the drill member |
| 02/22/2007 | US20070039149 Method for producing a threaded tubular connection sealed to the outside |
| 02/21/2007 | EP1754920A1 Screw coupling for oil well pipe |
| 02/20/2007 | US7178838 Nut and tail assembly |
| 02/15/2007 | WO2007017082A1 Liquid and gas tight threaded tubular connection |
| 02/15/2007 | CA2847866A1 Liquid- and gas-tight threaded tubular connection |
| 02/15/2007 | CA2617640A1 Liquid- and gas-tight threaded tubular connection |
| 02/14/2007 | EP1751463A1 A threaded pipe joint coupling with wire lock system |
| 02/14/2007 | EP1751392A1 Composite marine riser |
| 02/14/2007 | CN1914449A Screw joint for oil well pipe, and method of producing the same |
| 02/08/2007 | US20070029798 An end fitting for piping systems |
| 02/08/2007 | US20070029797 High-strength sealed connection for expandable tubulars |
| 02/08/2007 | DE202006012100U1 Center sleeve for screw pipe connection, has sealing unit and center sleeve part, where center sleeve is positively attached in correspondingly formed free space in screw pipe connection by collar |
| 02/07/2007 | EP1749165A2 Threaded connection for oil field applications |
| 02/07/2007 | CN1908495A Gas kitchen pipe joint |
| 02/01/2007 | WO2007012785A1 Sealing device with metal joint |
| 02/01/2007 | WO2007012673A1 Connection element for producing a fluid-tight screw connection, and method for the production thereof |
| 02/01/2007 | US20070024053 Mid-seal for expandable connections |
| 02/01/2007 | DE102005036343A1 Verbindungselement zum Herstellen einer fluiddichten Schraubverbindung sowie Verfahren zu dessen Herstellung Connecting element for forming a fluid-tight screw connection and to processes for the preparation thereof |
| 01/31/2007 | CN2864291Y Connecting equipment between tap and water consumption device |
| 01/30/2007 | US7169239 Solid expandable tubular members formed from very low carbon steel and method |
| 01/30/2007 | US7168707 Method for sealing threaded pipe joints |
| 01/30/2007 | US7168499 Radial expansion of tubular members |
| 01/30/2007 | CA2389216C Tube connection |
| 01/30/2007 | CA2359498C Pipe fittings |
| 01/24/2007 | EP1746326A1 Safety device for threadedly engaged portions of a quick-coupling |
| 01/24/2007 | EP1745233A1 Metal sleeve seal for threaded connections |
| 01/24/2007 | CN1902424A Method of producing a hermetic tubular joint comprising local and initial added thickness(es), by means of plastic expansion |
| 01/24/2007 | CN1902423A Production by plastic expansion of a sealed tubular joint with inclined abutting surface(s) |
| 01/24/2007 | CN1902422A Method of assembling two hermetic threaded tubular joints comprising a local and initial added thickness, by means of plastic expansion |
| 01/24/2007 | CN1296649C Improved sleeve Joint |
| 01/17/2007 | EP1570200B1 Method for producing a threaded tubular connection sealed to the outside |
| 01/17/2007 | CN2859161Y Water-cooled connector for gate circuit transistor valve assembly |
| 01/16/2007 | CA2441615C Pig injector valve |
| 01/09/2007 | CA2402479C Threaded spacer |
| 01/04/2007 | WO2007001186A1 A method for forming a closed canal in a pipe wall, and such a pipe |
| 01/04/2007 | US20070001459 Fluid coupling cap |
| 01/04/2007 | US20070001457 Locking device for built pipe connections |
| 01/03/2007 | EP1264068B1 Threaded spacer |
| 01/03/2007 | CN2854281Y Vehicle pipeline connection device |
| 01/03/2007 | CN2854277Y Joint for internal-external seal pipe |
| 01/03/2007 | CN1890499A Improvement of resistance to fatigue of a threaded tubular connection |
| 01/03/2007 | CN1887508A Production process of high strength self-sealing composite aluminium-plastic pipe union |
| 12/28/2006 | WO2006136796A2 Method and apparatus for the production of hollow moulded articles and a hollow moulded article made by the method |
| 12/28/2006 | US20060289074 Pipe with a canal in the pipe wall |
| 12/27/2006 | EP1736697A1 Threaded joint for steel pipe and process for producing the same |
| 12/27/2006 | EP1736696A1 Joint |
| 12/27/2006 | EP1483520B1 High torque modified profile threaded tubular connection |
| 12/27/2006 | EP1408269B1 Pipe thread joint |