| Patents for F16L 13 - Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints (5,381) |
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| 05/07/1998 | WO1998008017A3 Coupling device for joining pipes |
| 05/07/1998 | CA2270365A1 Microencapsulatable solvent adhesive composition and method for coupling conduits |
| 05/06/1998 | EP0715708B1 Pressing tool |
| 04/29/1998 | CN2280192Y Special shaped pipe elements |
| 04/29/1998 | CN2280191Y Corrosion-resistant joint for pipe with double layer of metals |
| 04/28/1998 | US5743571 Fitting with floating tube support and method of manufacture |
| 04/16/1998 | WO1998015766A1 Conduit connector and method |
| 04/16/1998 | DE19704824A1 Method for connecting pipes of deformable material e.g. metal pipes |
| 04/15/1998 | EP0836044A1 Connector element made of two components |
| 04/09/1998 | DE19640883A1 Composite pipe for boring rod of rock drill |
| 04/08/1998 | EP0834045A1 A jointing system which joins two sheet material components at juxtaposed edges thereof and ductwork incorporating such a jointing system |
| 04/08/1998 | CN1178299A Method, device and joints for connecting metal composite pipes |
| 04/02/1998 | WO1998013574A1 Welded drill pipes in which the internal flash is removed and relative procedure of manufacturing |
| 04/02/1998 | DE19717862C1 Non-releasable pipe joint for use in heating or sanitary installations |
| 04/02/1998 | DE19702719C1 Method for producing a metal pipe connector |
| 04/01/1998 | CN1177697A Method for connecting work piece and used pressing tool |
| 03/31/1998 | US5732743 Method of sealing pipes |
| 03/26/1998 | WO1998012004A1 Process for joining a pipe end to a pipe coupling, connection between a pipe coupling and a pipe end, and pipe coupling therefor |
| 03/25/1998 | EP0830538A1 High pressure quick connect for use in automotive brake system application |
| 03/25/1998 | CN1037872C Kit and method for producing a connector for fluid-conducting elements |
| 03/19/1998 | WO1998011377A1 Pipe fitting |
| 03/18/1998 | EP0828962A1 Tube fitting and assembly method |
| 03/18/1998 | EP0828918A1 Connector assembly for an expandable slotted pipe |
| 03/17/1998 | US5727303 Method of making a tube and fitting assembly |
| 03/12/1998 | DE19637688A1 Rohrverbindung Pipe connection |
| 03/04/1998 | EP0745010A4 High pressure mechanical seal |
| 03/04/1998 | EP0664017B1 Electrically weldable thermoplastic joining element |
| 02/26/1998 | WO1998008017A2 Coupling device for joining pipes |
| 02/26/1998 | DE19638225A1 Hot gas corrosion resistant pipe joint production |
| 02/26/1998 | DE19633752A1 Hose coupling |
| 02/26/1998 | DE19633627A1 Kupplungsvorrichtung für die Herstellung einer Rohrverbindung A coupling device for the production of a pipe joint |
| 02/25/1998 | EP0825373A2 Connection accessory |
| 02/25/1998 | EP0824628A1 Connector assembly for an expandable slotted pipe |
| 02/17/1998 | US5718032 Method of jointing a flexible tubular component to the end of a main component, and device for carrying out the method |
| 02/12/1998 | WO1998005897A1 Undetachable pipe joint |
| 02/12/1998 | WO1998005896A1 Butt-welded connection between two cylindrical pipes, and method of producing such a connection |
| 02/11/1998 | EP0823031A1 Tube of composite material |
| 02/05/1998 | WO1998004862A1 Pipe joint |
| 02/05/1998 | DE19632395A1 Stumpfschweißverbindung zwischen zwei zylindrischen Rohren und Verfahren zur Herstellung einer solchen Stumpfschweißverbindung Butt weld joint between two cylindrical tubes and method for manufacturing such a butt weld joint |
| 02/05/1998 | CA2261968A1 Pipe joint |
| 02/03/1998 | US5713611 Connection of a plate and tubular members |
| 01/29/1998 | WO1998003797A1 Electromagnetic joint forming method and apparatus and improved mobile unit frames |
| 01/29/1998 | CA2282290A1 Electromagnetic joint forming method and apparatus and improved mobile unit frames |
| 01/27/1998 | US5711549 High pressure quick connect for use in automotive brake system application |
| 01/21/1998 | CN1171148A Polyamide- and polyelefin-based ducts for transporting and/or distributing gas |
| 01/20/1998 | US5709418 Pipe fitting with coupling body and swage ring with kickdown device to prevent reduction in sealing tooth contact force |
| 01/20/1998 | US5709417 Interference pipe coupling |
| 01/13/1998 | US5707087 Tube fitting |
| 01/07/1998 | EP0816008A1 System for supervising piping work |
| 01/07/1998 | CN2272091Y Integral joint for core pipe and oil pipe |
| 01/06/1998 | CA2122151C Hydraulic port fittings |
| 12/18/1997 | WO1997047908A1 Quick connection device for fluid conduit under pressure |
| 12/18/1997 | DE19631599C1 Pipe connection produced by cross pressing |
| 12/17/1997 | CN1167882A Method for sealedly joining flanged coupling onto pipeline |
| 12/17/1997 | CN1036733C Valve and associated soldering method |
| 12/10/1997 | EP0811444A1 Method of wall-thickening metal pipes |
| 12/10/1997 | EP0811128A1 Joining lined pipe items |
| 12/10/1997 | EP0521064B1 Pipe fitting with improved coupling body |
| 12/10/1997 | CN1036676C Composite twine structure and making method and device |
| 12/03/1997 | CA2206720A1 System for supervising piping work |
| 12/02/1997 | CA2098938C Seal for manholes and sumps |
| 11/18/1997 | US5687995 Corrosion resistance |
| 11/13/1997 | WO1997042440A1 Process and device for producing a pipe press-fitted connection |
| 11/13/1997 | DE19631574C1 Pressed union between pipes |
| 11/13/1997 | DE19619193A1 Coupling for connecting pipes |
| 11/13/1997 | DE19618666A1 Hard-soldered lug connection between metal tubes of bicycle frames |
| 11/13/1997 | CA2253758A1 Process and device for producing a pipe press-fitted connection |
| 11/12/1997 | CN1164625A Plastic pipeline reducing connecting piece |
| 11/11/1997 | US5685577 Permanent fitting for fluid-tight connections |
| 11/11/1997 | US5685572 Fitting and pipe joint using the fitting |
| 11/11/1997 | US5685571 Pipe socket |
| 11/08/1997 | CA2175932A1 Spaced sleeving in use with pipe coupling |
| 11/06/1997 | WO1997041377A1 Tubing connector |
| 10/30/1997 | WO1997040306A1 Tube fitting and assembly method |
| 10/29/1997 | CN1163366A Connecting structure and connecting method for connecting eye splice and slender metal tube |
| 10/28/1997 | US5681059 Pipe connector |
| 10/28/1997 | US5680687 For making a tube connection |
| 10/23/1997 | WO1997038807A1 Process for increasing the wall thickness in hollow sections |
| 10/23/1997 | DE19637608C1 Connection between pipe coupling and pipe end |
| 10/23/1997 | DE19615442A1 Instant corrugated hose coupling |
| 10/22/1997 | EP0802002A1 Method for sealedly joining a flanged coupling onto a pipeline |
| 10/22/1997 | EP0801999A1 Method for joining tubes |
| 10/16/1997 | DE19620165C1 Verfahren und Vorrichtung zum Herstellen einer Rohrpreßverbindung Method and apparatus for manufacturing a Rohrpreßverbindung |
| 10/16/1997 | DE19614656A1 Manufacture of increased wall thickness on hollow profile, for IC engine exhaust pipe |
| 10/15/1997 | EP0774172A4 Method and apparatus for connecting electric bus |
| 10/07/1997 | CA2183957C Two piece electrical and fluidic connector and installation method therefore |
| 09/24/1997 | EP0797037A2 Quickly assembled pipe connection |
| 09/24/1997 | EP0797036A1 Coupling for two metal pipes |
| 09/10/1997 | CN1158948A Fluid conduit systems and methods for making |
| 09/10/1997 | CN1158947A Multilayer fluid conduits |
| 09/04/1997 | WO1997032153A1 Pipe connection |
| 09/04/1997 | DE19609257A1 Rohrverbindung Pipe connection |
| 09/04/1997 | CA2248301A1 Pipe connection |
| 09/03/1997 | CN1158395A Seamless steel pipe friction heating sealing tech. |
| 09/02/1997 | US5662974 Superimposed coverings having increased stability |
| 08/28/1997 | WO1997031215A1 Device for producing a piping connection |
| 08/28/1997 | WO1997031214A1 Mechanical joint |
| 08/27/1997 | EP0791776A1 Flanged pipe unit and method of producing same |
| 08/27/1997 | EP0791153A1 Polyamide- and polyolefin-based ducts for transporting and/or distributing gas |
| 08/26/1997 | US5660660 Heat-recoverable article |