Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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10/05/1976 | US3983904 Plug assembly for sealing a pipe |
10/05/1976 | US3983903 Multiple orifice assembly |
10/05/1976 | US3983895 Pump station bypass system |
10/05/1976 | US3983594 Ball catcher and launcher for a pipeline |
09/14/1976 | US3980457 Separator with magnetically controlled fluid valve |
09/14/1976 | US3980106 Fluid containing structure |
09/07/1976 | US3978892 Self-locking plug apparatus for sealing and recovering a pipeline laid on a deep submerged bed |
09/07/1976 | US3978678 Method and apparatus for plugging a pipeline |
08/24/1976 | US3976452 Device for the separation of gas from a liquid |
08/10/1976 | US3973789 Coupling structure |
08/03/1976 | US3972364 Pressure surge relief system |
07/27/1976 | US3971579 Weld clamp seal |
07/27/1976 | US3971573 Trail line moves |
07/20/1976 | US3970291 Method of preventing occurrence of pulsation in a circulating liquid for evaporative cooling |
07/13/1976 | US3968732 Hydraulic power transmission system |
07/13/1976 | US3968568 Encoder error correction means for use with a distance measuring wheel |
07/06/1976 | US3968000 Method for making pipe end plugs |
06/29/1976 | US3966239 Release for breakaway coupling |
06/29/1976 | US3965938 Pipe restraint device |
06/22/1976 | US3964772 Connector for flexible metallic conduit and method |
06/22/1976 | US3964293 Or obturating leaky tubes in heat-exchangers |
06/15/1976 | US3963055 Self-sealing fuel line |
06/15/1976 | US3963054 Seal assemblies for water-well casings |
06/15/1976 | US3963053 Pressure vessel |
06/15/1976 | US3963052 Pressure vessel |
06/15/1976 | US3963040 Waste disposal system |
06/15/1976 | US3962767 Method for repairing a heat exchanger tube |
06/08/1976 | US3961646 Pressure accumulator |
06/08/1976 | US3961493 Or scanning a pipeline interior |
06/01/1976 | US3960395 Expansion clamp |
06/01/1976 | US3960239 Noise-reducing fluid-flow devices |
06/01/1976 | US3960179 Repairable presssure vessels |
06/01/1976 | US3960178 Pressure vessel |
06/01/1976 | US3960173 Exhaust valve for a mold and core blowing machine |
05/25/1976 | US3958761 Water discharge device for use with irrigation systems |
05/25/1976 | US3958607 Apparatus for sealing pipe leaks |
05/25/1976 | US3958606 Method and apparatus for eliminating air flow in communications cables to assist in plug formation |
05/25/1976 | US3958531 Adjustable endless band doctor |
05/11/1976 | US3956439 Underground pipes |
05/11/1976 | US3956051 Apparatus for making fiber reinforced plastic pipe |
05/04/1976 | US3954123 Aircraft lavatory drain plug |
05/04/1976 | US3954122 Cold pressure weld, and low-pressure piping system capable of being made with this cold pressure weld |
04/27/1976 | US3953060 Slip-proof coupling device |
04/27/1976 | US3952395 Method of closing the end of a drilled passage |
04/20/1976 | US3951441 Adjustable plumbing fitting |
04/20/1976 | US3951437 Construction of encased pipelines |
04/20/1976 | US3951293 Gas-permeable, liquid-tight closure |
04/20/1976 | US3951173 Method and apparatus for sealing large diameter pipes |
04/20/1976 | US3951172 Adjustable cleanout plumbing fitting |
04/13/1976 | US3950461 Subsurface, dispensing sealant |
04/13/1976 | US3949787 Pipe cap |
04/13/1976 | US3949784 Air cushion vehicle fluid flow system |
04/13/1976 | US3949461 Methods for joining insulated pipe lengths |
04/06/1976 | US3948290 Means for connecting an elastomeric tubing to a member |
04/06/1976 | US3948288 Hydraulic accumulator |
04/06/1976 | US3948287 Accumulator |
04/06/1976 | US3948282 Method and device for attaching shut-off control valve to distributing water pipe such as service pipe without stopping passage of water therethrough |
04/06/1976 | US3948085 Ball launching head for testing a pipeline laid on a submerged bed |
03/30/1976 | US3946764 Insulator sleeve for conduits |
03/30/1976 | US3946761 Packer for sealing pipe leaks |
03/30/1976 | US3946759 Pressure vessel having a deformable bladder therein |
03/23/1976 | US3945465 Multi-function air treatment unit |
03/16/1976 | US3944260 Pipe repair fittings |
03/16/1976 | US3943982 Apparatus for internally checking well pipe bore and for automatically sealing leaks therein |
03/16/1976 | US3943962 Universal equipment for connecting pipe line favourably for adjusting variable angles |
03/09/1976 | US3942560 Safety stop for pressurized pipeline |
03/09/1976 | US3942549 Water hammer arrestor |
03/02/1976 | US3941350 Quieting means for a fluid flow control device using vortical flow patterns |
03/02/1976 | US3941254 Wire form locking means for detachable air hose couplings of railway cars |
03/02/1976 | US3941156 Plumbing test fitting |
02/17/1976 | US3938774 Method and apparatus for sealing leaking pipeline joints |
02/17/1976 | US3938551 Anesthesia rebreathing apparatus |
02/10/1976 | US3937499 Mounting for nonmetallic valves |
02/10/1976 | US3937496 Flexible coupling |
02/10/1976 | US3937255 Safety equipment for installations under pressure |
02/03/1976 | US3936606 Acoustic abatement method and apparatus |
02/03/1976 | US3936218 Fluid systems |
02/03/1976 | US3936080 Pipeline expansion joint having a smooth bore |
02/03/1976 | US3936078 Damping device for coupling together piping elements |
02/03/1976 | US3935882 Hydraulic tank reservoir pressure and vacuum stabilizer system |
01/20/1976 | US3933519 Sub-sea pipe cleaning apparatus and method |
01/20/1976 | US3933180 Methods and apparatus for making fiber reinforced plastic pipe |
01/20/1976 | US3933172 Pipeline surge reliever with sanitary barrier |
01/13/1976 | US3931834 Expansion tank diaphragm assembly |
01/13/1976 | US3931670 Apparatus and method for connecting two axially spaced apart pipes |
01/06/1976 | US3930521 Gas charging valve for accumulator |
01/06/1976 | US3930487 Heat exchanger tube tool |