Patents for F16L 13 - Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints (5,381) |
---|
03/01/1988 | US4728126 Weld joint |
02/23/1988 | CA1233195A1 Heat recoverable coupling assembly |
02/16/1988 | US4725165 Pipeline jointing |
02/16/1988 | US4724975 High-pressure structure made of rings with peripheral weldments of reduced thickness |
02/11/1988 | WO1988001033A1 Weld joint |
02/10/1988 | EP0255787A1 Quick-coupling device for a tube or hose on a spigot, and its assembly process |
02/03/1988 | EP0255221A2 High pressure tube attachment mechanisms |
01/26/1988 | CA1231818A1 Recoverable article for encapsulation |
01/20/1988 | EP0253712A1 Device for fastening two cylindrical elements, in particular a pipe with a connection and method of mounting |
01/07/1988 | EP0251482A2 Heat-recoverable coupler |
12/30/1987 | CN87104323A Improved joint for connection of ends of two concentric pipes, particularly useful in construction of small-diameter, heat-insulated ducts |
12/23/1987 | CN86209209U Pipe with ring flange |
12/22/1987 | US4714377 Method of laying pipe sections |
12/16/1987 | EP0248948A2 Tube fitting |
12/15/1987 | CA1230388A1 Consumable spacer chill ring |
12/09/1987 | EP0248728A1 Method for resistantly and tightly fixing a hollow cylindrical element at the inside of a tube, and cylindrical element for carrying out this method |
12/08/1987 | US4711387 Method of producing pipes with crack arresters |
12/01/1987 | US4710245 Method of making tubular units for the oil and gas industry |
12/01/1987 | US4709521 Method of inserting a tubular or bar-shaped structural member tightly into a location hole in a construction element |
11/11/1987 | EP0245067A1 Heat recoverable article |
11/10/1987 | US4705302 Tube fitting |
10/22/1987 | WO1987006182A1 Heat-recoverable devices |
10/22/1987 | DE3615947C1 Welding and centring ring |
09/29/1987 | US4696499 Mechanical pipe joint and method of forming the same |
09/22/1987 | US4695276 Ultraviolet curable adhesive |
09/22/1987 | US4695202 System of submarine linking between the legs of a platform and the relating foundation piles |
09/15/1987 | US4693501 Refrigeration tubing joint |
09/15/1987 | US4693499 Pipeline for gaseous fluids and method of assembling its components |
09/09/1987 | EP0235240A1 Joint between two tubular elements, preferably made of metal, and methods for the manufacture of such a joint |
08/26/1987 | EP0233608A1 Shaped hose branching, especially a radiator hose for a motor vehicle,and process for manufacturing the same |
08/25/1987 | US4688318 Method of preparing a joint for a tube |
08/18/1987 | US4687894 Induction heating method and apparatus for relieving residual stress in welded joints in pipe line |
08/06/1987 | DE3634072A1 Pipeline consisting of metal, preferably of high-grade steel |
07/22/1987 | EP0229214A1 Leak-free and vibration resistant pipe-flange coupling |
07/21/1987 | US4681349 Plastic lined welded metal component and method of manufacture |
07/21/1987 | US4680923 Composite twine structure |
07/16/1987 | DE3600302A1 Process for connecting two pipe ends |
07/01/1987 | EP0227330A1 Recuperator tube assembly |
07/01/1987 | EP0226996A2 Metal to composite tubular joints |
06/25/1987 | DE3544128A1 Pipe connection having a collar consisting of a memory alloy |
06/25/1987 | DE3544127A1 Pipe connecting collar consisting of a memory alloy |
06/23/1987 | US4674772 Soluble pipe spacer |
06/16/1987 | US4673449 Sealing of a pipe-joint |
06/10/1987 | EP0224969A1 A seal functioning under vacuum conditions between two interconnected parts and a method of making the same |
06/02/1987 | US4669761 Tubing fitting |
06/02/1987 | US4669649 Joint between two preferably metallic pipes and method of producing said joint |
05/26/1987 | US4667989 Leak-free and vibration resistant pipe-flange coupling |
05/21/1987 | DE3540344A1 Method, half rings and device for producing and separating a welding-ring seal |
05/14/1987 | DE3618492A1 Non-releasable pipe connection for cylindrical pipes using self-hardening sealing materials |
05/06/1987 | EP0220336A1 Method for joining the pipe ends of a gas conduit |
05/05/1987 | US4662663 Tubular member for underwater connection having volume |
04/14/1987 | US4657287 Grooved connector |
03/24/1987 | US4652019 Partially consumable spacer chill ring |
03/24/1987 | CA1219615A1 Joint between two preferably metallic pipes and method of producing said joint |
03/17/1987 | US4649960 Filament wound interlaminate tubular attachment |
03/12/1987 | WO1987001428A1 Method for connecting together lengths of pipe in addition to join and lengths of pipe manufactured with said method |
03/12/1987 | WO1987001427A1 Joint between two tubular elements, preferably made of metal, and methods for the manufacture of such a joint |
03/03/1987 | US4647080 Pipe joint |
03/03/1987 | US4647078 Metal to composite tubular joints |
02/25/1987 | EP0211454A1 Process and device for effecting a gas-tight joint and joint so produced |
02/24/1987 | CA1218394A1 Grooved connector |
02/17/1987 | US4642864 Recuperator tube assembly |
02/10/1987 | US4641775 Means for splicing two pipes |
02/03/1987 | US4640532 Joining means and method for joining metal members |
01/06/1987 | US4634844 Electroweldable socket and a device of manufacturing such a socket |
01/06/1987 | US4634040 Process for welding pipe ends and an insulating ring therefor |
12/17/1986 | CN85104774A Fluid fitting joint with high temp. capabilities |
12/10/1986 | EP0204145A1 Insert for coupling pipes by welding |
12/02/1986 | US4626658 Electrically heated tool for soldering pipe connector sleeves |
12/02/1986 | US4626458 Recoverable article for encapsulation |
12/02/1986 | US4626001 Fluid fitting with high temperature capabilities |
12/02/1986 | US4626000 Spigot and socket connections |
11/25/1986 | US4624489 Pipe connection method and connecting structure |
11/25/1986 | US4624484 Shrink-fit connector for electrical well subsurface heating processes |
11/19/1986 | CN86101819A Composite twine structure |
11/19/1986 | CN85103745A Improved pipe for building thermally insulated conduits and process for said building |
11/12/1986 | CN85202257U Direct and quick inserting-type union joint and its binder |
11/12/1986 | CA1213838A Filament wound interlaminate tubular attachment and method of manufacture |
10/22/1986 | EP0198789A2 Pipe junction and connector sleeve for use therewith |
10/15/1986 | EP0045757B1 Method for joining plastics pipes |
10/14/1986 | CA1212733A1 Contractible conduit sealing connector |
09/30/1986 | US4614368 Liquid metal pipe joint |
09/23/1986 | CA1211773A1 Pipe connectors |
09/16/1986 | US4611833 Pipe joints and process for their production |
09/16/1986 | US4611830 Partially consumable spacer chill rings and their use in welding pipe joints |
09/09/1986 | US4610466 Convertible flare/braze fitting |
09/04/1986 | EP0179906A4 Fluid fitting with high temperature capabilities. |
08/12/1986 | US4605156 Cold welded joint |
08/12/1986 | CA1209614A1 Pipe line coupling |
08/06/1986 | EP0189934A2 Method and apparatus for internally coating welded pipe at the weldment |
08/06/1986 | EP0189918A2 Heat-fusion pipe fitting system |
07/29/1986 | CA1208677A1 Mechanical pipe joint capable of withstanding repeatedly varied internal fluid pressure |
07/08/1986 | US4598938 Coupling device for making a permanent pipe connection |
06/18/1986 | EP0184978A2 Process for manufacturing pipes for the petroleum and natural gas industries and for drilling rods |
06/10/1986 | US4593448 Method for tightly jointing a sleeve to a submarine pipe laid at great depth |
06/04/1986 | EP0183188A2 Electrically weldable connecting element for the connection of/with conduit parts |
06/04/1986 | EP0182806A1 A means for joining two pipe sections together. |
05/28/1986 | EP0181945A1 Method of sealing a tube or a rod in an opening of a construction element |
05/20/1986 | CA1204566A1 Sterile docking process, apparatus and system |
05/20/1986 | CA1204565A1 Sterile docking process, apparatus and system |