| Patents for F16L 13 - Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints (5,381) |
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| 04/03/1979 | US4147381 Pipe coupling |
| 03/06/1979 | US4142843 Compressor block and tube assembly |
| 03/06/1979 | CA1050075A1 Fitting and methods for making the same |
| 02/13/1979 | CA1048570A1 Pipe joints |
| 01/30/1979 | CA1047570A1 High recovery drivers |
| 01/23/1979 | US4135743 Heat recoverable coupling for tubing |
| 01/23/1979 | US4135740 Oval bell concept |
| 01/23/1979 | US4135739 Off-set welding ring |
| 01/23/1979 | CA1046982A1 Corrosion-prevention system |
| 01/16/1979 | US4134607 Member for welding to another member |
| 01/16/1979 | US4134606 Weld joint |
| 01/16/1979 | US4134529 Method of joining coated large-diameter steel pipes laid underground |
| 01/09/1979 | US4133566 High pressure duct clamp and method of use |
| 01/09/1979 | US4133557 Preloaded misalignment pipe connector |
| 01/09/1979 | CA1045993A1 Tube plugging |
| 01/02/1979 | US4132437 Interlocking pipe ball joint |
| 01/02/1979 | US4132343 Method for manufacturing a pipeline having an internal protective layer |
| 12/26/1978 | US4131302 Clamp-welded pipe joint |
| 12/19/1978 | US4130302 Twin positive and negative seal pipe fittings |
| 12/07/1978 | WO1978000004A1 Pipes and couplings and method of coupling pipes |
| 11/28/1978 | US4126929 Method of tube fitting assembly with shoulder means |
| 11/21/1978 | US4126759 Coupling means |
| 10/31/1978 | CA1041570A1 Pipe joint |
| 10/17/1978 | USRE29802 Swaging apparatus |
| 10/17/1978 | USRE29801 Swaging apparatus |
| 09/19/1978 | US4114930 Swaged tube coupling |
| 09/19/1978 | US4114928 High force connecting mechanism |
| 09/19/1978 | US4114654 Tube plug |
| 08/22/1978 | US4108700 Method of making coned joint for joining dissimilar diameter filament wound tubes |
| 08/01/1978 | US4104354 Method for assembling by adhesion with synthetic resins |
| 08/01/1978 | US4103937 Self-aligning permanent fitting |
| 08/01/1978 | US4103500 Apparatus for connecting the ends of submerged pipes |
| 06/20/1978 | US4095825 Taper pipe joint |
| 05/30/1978 | US4092193 Fusion, tubular articles |
| 05/16/1978 | US4089455 Apparatus and method for connecting pipes by welding |
| 05/16/1978 | US4089453 Soldered tube end |
| 05/16/1978 | US4089351 Flexible metal hose unit |
| 03/14/1978 | US4078820 Bail for push-pull scraper |
| 03/07/1978 | US4077559 Oval bell concept |
| 02/28/1978 | US4076287 Prepared joint for a tube fitting |
| 01/03/1978 | US4065846 Process for constructing clamp-welded pipe joint |
| 12/20/1977 | US4063980 Method of making a press-fit pipe joint |
| 12/20/1977 | US4063760 Quick connect coupling |
| 12/13/1977 | US4062570 Mandrel for explosive welding tubular members |
| 12/06/1977 | US4061367 Lockring tube joint |
| 11/22/1977 | US4058987 Method and device for connecting sub-marine pipelines to a weight platform |
| 10/11/1977 | US4053247 Double sleeve pipe coupler |
| 10/11/1977 | US4053176 Collar for sealing pipe joints |
| 09/06/1977 | US4046632 Nuclear reactor pressure vessel, multiple measuring line, bushing assembly |
| 08/23/1977 | US4043857 Method of joining plastic pipe |
| 08/16/1977 | US4041599 Method of concentric bonding of a rod in a tubular shaft |
| 07/12/1977 | US4035007 Heat recoverable metallic coupling |
| 07/12/1977 | US4035003 Pipe joint for large diameter flexible pipes |
| 07/12/1977 | US4035002 Pipe coupling |
| 05/31/1977 | US4026582 Connected part of concrete pipe |
| 05/31/1977 | US4026006 Method of forming a tube joint |
| 03/08/1977 | US4010965 Pipe joint for connecting different kinds of metallic pipes |
| 01/11/1977 | US4002285 Soldering, pressing, crimping |
| 12/14/1976 | US3997193 Connector for the use of pipes |
| 11/02/1976 | US3989281 Joint system for filament wound aluminum pipe |
| 11/02/1976 | US3989280 Pipe joint |
| 10/12/1976 | US3985279 Method for explosive welding tubular members using a mandrel |
| 08/31/1976 | US3977956 Cathodic protection, pipes |
| 08/31/1976 | US3977710 Tube fitting assembly |
| 08/31/1976 | US3977704 Pipe coupler |
| 08/17/1976 | US3975039 Heat-recoverable members |
| 08/03/1976 | US3972548 Method of joining components made of cross-linked polymers |
| 07/27/1976 | US3971574 Pipe coupling |
| 07/13/1976 | US3968982 Coaxial metallurgical connection |
| 06/15/1976 | US3963162 Method of soldering stainless steel pipes by using soft solders |
| 06/08/1976 | US3961814 Method of joining plastic pipe |
| 06/01/1976 | US3960394 Pipe union |
| 05/18/1976 | US3957289 Soldered joint and method |
| 05/18/1976 | US3956815 Explosively propelled equal mass tubular member swaging tool |
| 05/04/1976 | US3954122 Cold pressure weld, and low-pressure piping system capable of being made with this cold pressure weld |
| 04/27/1976 | US3952936 Reforming pipe clamp |
| 04/13/1976 | US3950573 Gauze strip, plaster slurry |
| 04/06/1976 | US3948434 Extremely rapid and economical method for welding pipes, elongated reinforcing bars or the like in the field |
| 02/10/1976 | US3937641 Heat curable adhesive, aluminum tubes |
| 02/03/1976 | US3936118 Coupling for flexible pipe provided with reinforcing armourings |
| 01/06/1976 | US3930298 Method of forming a tube fitting assembly |