Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887)
10/1987
10/28/1987EP0242615A2 Improved multisectioned nozzle dam
10/27/1987US4702645 Slipline adjustable manhole seal
10/27/1987CA1228554A1 Method of depositing a membrane within a conduit
10/22/1987WO1987006333A1 Rotation station for remotely installing mechanical tube plug
10/22/1987WO1987006323A1 Pipeline vehicle
10/22/1987DE3612752A1 Choke arrangement
10/21/1987EP0241719A1 Improvements relating to lining of pipelines in passageways
10/21/1987EP0241584A1 Improved 360 degree pipe repair clamp
10/21/1987EP0241454A1 Process and device for suppressing standing waves in pipelines
10/20/1987CA1228229A1 Support for marking elements
10/14/1987EP0240851A2 Device for plugging a pipeline
10/13/1987US4699078 Apparatus for repairing a pipeline
10/13/1987CA1228003A1 Annular memory metal driver
10/08/1987WO1987005984A1 Reinstatement of lateral branch connections in relined sewers or pipes
10/08/1987WO1987005983A1 Apparatus and method for sealing a tube joint
10/08/1987DE3610625A1 Shut-off device which can be introduced into a pipeline
10/07/1987EP0239930A2 Device for generating forces acting radially on a cylindrical surface, in particular attacking or retaining forces
10/06/1987US4697611 Device and method for restricting gas flow
10/01/1987DE3706590A1 Device for the temporary closure of the cross-section of a gas-channelling or a liquid-channelling pipeline
10/01/1987DE3614963A1 Process for producing a renewal tube for pipelines and a renewal tube produced by this process
10/01/1987DE3610435A1 Pipe- and hose-burst safety device with drain, divided, semi-divided and undivided construction
09/1987
09/24/1987WO1987005678A1 Clamp
09/24/1987WO1987005677A1 Method and means for lining and overwrapping of conduits
09/24/1987DE3620026A1 Process and apparatus for repairing sewerage systems or the like comprising concrete or stoneware pipes
09/22/1987US4695225 Using mixture of water, glycerin and an alcohol
09/22/1987US4694892 Apparatus for retrieving spherically shaped cleansing bodies
09/22/1987US4694549 Method for remotely replacing tube ends in a heat exchanger
09/16/1987EP0237508A1 A device for venting a closed conduit system
09/15/1987US4693499 Pipeline for gaseous fluids and method of assembling its components
09/15/1987US4693404 Mains bursting tool
09/15/1987US4693278 Safety closure member
09/15/1987CA1226710A1 Apparatus for producing double-walled corrugated pipes
09/11/1987WO1987005376A1 Pipe for relining underground pipelines
09/11/1987WO1987005365A1 Process for restoring channels threatening to collapse, in particular profiled channels
09/10/1987DE3606952A1 Collecting tank with sealing and draining screw for water precipitated from compressed air
09/09/1987EP0236274A1 Device for repairing pipes
09/09/1987EP0236256A2 Breakaway hose coupling
09/09/1987EP0235240A1 Joint between two tubular elements, preferably made of metal, and methods for the manufacture of such a joint
09/08/1987US4691740 Pipeline lining
09/08/1987US4691739 For use in a closed system circulating liquid
09/08/1987US4691728 Electronic test and seal apparatus and method
09/08/1987CA1226532A1 Replacing mains
09/02/1987EP0234920A1 Method for remotely replacing tube ends in a heat exchange
09/02/1987EP0234706A1 Tuned self-damping convoluted conduit
09/02/1987EP0234142A1 Process for internally lining conduits
09/02/1987EP0233928A1 Device for internal coating of pipes.
09/01/1987US4690436 Pipe coupling
09/01/1987US4690172 For preventing fluid flow under pressure
09/01/1987CA1226276A1 Tube plug
08/1987
08/27/1987WO1987005088A1 Method and device for forming protective layer on internal surface of pipeline
08/27/1987WO1987004975A1 Method for lining pipelines
08/27/1987DE3605391A1 Bypass device for compressed-air driers or the like
08/26/1987EP0233239A1 A method of and apparatus for lining pipes.
08/25/1987US4688830 Externally threaded quick connect coupling having integral fluid pressure assisted seal
08/25/1987US4688755 Method for stabilizing the flow of fluids at the time of expansion accompanied by kinetic energy degradation, a valve and a pressure reducer for carrying out said method
08/25/1987US4688632 Quick connect wellhead adapter
08/25/1987US4688630 Apparatus for retrieving spherically shaped cleansing bodies
08/25/1987US4688591 Method of sealing a drum
08/20/1987DE3605233A1 Retaining apparatus on installation carriages for drawing short plastic pipes with a lateral branch-off opening into sewer pipes to be renovated
08/19/1987EP0233006A2 Method for lining a pipe or main
08/19/1987EP0232756A1 Pot-shaped plastic sealing plug for pipes
08/18/1987US4687677 Method and a device for lining pipelines by means of a flexible hose containing a curable plastic
08/18/1987US4687639 Apparatus for accommodating temperature and pressure variations in tubular conduits
08/18/1987US4687026 Equipment for closing conduits
08/18/1987CA1225603A1 Mechanism for cleaning and drying compressed gasses
08/13/1987DE3603597A1 Process for repairing or lining pipes with the aid of an inliner
08/12/1987EP0163665A4 Silencer.
08/11/1987US4686126 Tubular lining material for city water pipe lines
08/11/1987US4685983 Method and apparatus for the installation of a liner within a conduit
08/11/1987US4685704 Cuff for sealing joints of pipes
08/05/1987EP0231076A1 Pipe union assembly
08/05/1987EP0230553A1 Retaining device for at least one line, especially a fuel line in a motor vehicle
08/04/1987US4684556 Tubular lining material for pipe line
08/04/1987US4684491 In nuclear steam generator vessel
07/1987
07/30/1987DE3602422A1 Device for end-side sealing, in particular of cable ducts
07/30/1987DE3602281A1 Apparatus for treating sewer pipes laid underground
07/30/1987DE3537157A1 Device for shutting off a pipeline, in particular drinking-water line
07/29/1987EP0101712B1 A lining hose for restoring or making a conveyor channel
07/28/1987US4682725 Process of replacing a sleeve mounted within a pipe
07/28/1987US4682632 Crack stopping in pipelines
07/28/1987US4682631 Sealing apparatus for a valve body opening
07/28/1987US4682630 High pressure nozzle dam
07/22/1987EP0229702A2 Nozzle seal retaining assembly and positioning assembly therefor
07/21/1987US4681783 Reinforcement; earthquake and high pressure resistant
07/21/1987CA1224394A1 Tube expansion
07/16/1987WO1987004226A1 Process and device for the renovation or manufacture of underground piping
07/15/1987EP0228998A1 Method for the repair of underground pipelines
07/14/1987US4679597 Liquid pulsation dampening device
07/07/1987US4678370 Sewer renovation system
07/07/1987US4677865 Pipe pig with running gear
07/07/1987CA1223828A1 Pipe repair clamp
07/07/1987CA1223827A1 Pipe closure device
07/02/1987WO1987003948A1 Device for reducing duct-carried air-borne sound
07/02/1987WO1987003840A1 Method and means for applying flexible liners to pipes
07/02/1987DE3618307A1 Safety standpipe for the protection of distant-heating systems against dynamic pressure loads
07/02/1987DE3618306A1 Arrangement for safeguarding against pressure in distant-heating networks
07/02/1987DE3617522C1 Device for the abrupt shut-off of pipelines, especially dust-carrying pipelines, in the event of explosions
07/02/1987DE3546172A1 Leakage belt
07/02/1987DE3542421C1 Method of closing the process pipe piece of a compressor capsule of a refrigerating machine and device for implementing this method
07/01/1987EP0227408A2 Fluid flow conduit systems