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