Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887)
10/1984
10/02/1984CA1175327A1 Method and apparatus for providing the inner surface of a pipe line with a tubular lining material
09/1984
09/26/1984EP0119289A1 Pipe sleeve for pipelines with access supports closable by lids
09/25/1984US4473906 Active acoustic attenuator
09/25/1984US4473092 Automatic drain system for compressed air systems and the like
09/25/1984CA1174986A1 Self-cleaning filter assembly for solenoid-actuated valves
09/19/1984EP0118842A1 Sound absorber for gas pipes
09/18/1984US4472468 Heat shrinkable covering and method for applying same
09/18/1984CA1174613A1 Pipe repair clamp
09/18/1984CA1174442A1 Method for selectively obturating at least one end of a structural module
09/11/1984US4471112 Heparin polyelectrolyte polymer complex
09/11/1984US4470946 Removable pipeline plug
08/1984
08/30/1984WO1984003345A1 Device for extension of aluminium ducts
08/28/1984US4467836 Flexible tube means, especially for an expansible valve
08/28/1984US4467835 Shut-off devices
08/28/1984US4467701 Expansible device
08/28/1984CA1173413A1 Temperature controlled valve mechanism and method
08/22/1984EP0116107A2 Device for testing and/or repairing steam generator pipes
08/21/1984US4466550 Closure for a cylindrical opening having improved venting means
08/21/1984US4466462 Circuitous path flow restrictor
08/21/1984CA1173075A1 Pipe clamp with improved lugs for retaining end portions of the split band means
08/15/1984EP0115993A1 Process of internal coating of a pipe.
08/15/1984EP0115542A1 Tapered threaded member with guide
08/15/1984EP0115501A1 Method of and means for absorbing pressure shocks
08/14/1984US4465310 Clamping and high pressure containment devices
08/14/1984US4465309 Connecting or repair device
08/14/1984US4465104 Pressure energized pipeline plug
08/08/1984EP0115342A2 Method of manufacturing a fluid flow regulator
08/08/1984EP0114807A1 Soft surface laminate
08/07/1984US4463597 Apparatus for sealing a pipeline
08/07/1984CA1172131A1 Apparatus for venting conduit systems
08/07/1984CA1172051A1 Subsea pipeline test cap and pipeline installation method
08/01/1984EP0114727A1 Packer for sealing lateral lines
07/1984
07/31/1984US4462430 Pipe plugging device
07/31/1984CA1171801A1 Heat recoverable pipeline termination plug
07/31/1984CA1171686A1 Method and apparatus for sealing a pipeline
07/25/1984EP0053110B1 Breakaway coupling
07/24/1984US4461322 Accumulator with piston-poppet seal assembly
07/17/1984US4460398 Freeze valve having multiple heating-cooling means
07/17/1984US4460019 Sewer and drain plug
07/17/1984CA1171004A1 Inflatable plug for interiorly cylindrical conduits
07/11/1984EP0113080A1 Tube plug
07/11/1984EP0112841A1 The lining of pipelines or passageways.
07/11/1984EP0112838A1 Pipe clamp.
07/10/1984US4458721 Pipeline flow restrictor
07/10/1984CA1170558A1 Heat insulating casing
07/05/1984EP0100310A4 Circuitous path flow restrictor.
07/04/1984EP0112612A2 Repairing degraded tubes of steam generators
07/03/1984US4457647 Re-rounding deflected underground plastic pipe and remedying over belling and faulty grading thereof
07/03/1984US4457236 Pipe internal towing carriage
07/03/1984US4457037 Sphere launching apparatus
07/03/1984CA1170200A1 Insert plug
06/1984
06/27/1984EP0112073A1 Sealing cold leg nozzles of nuclear reactor pressure vessels
06/26/1984US4456401 In-situ relining with polyethylene
06/13/1984EP0110707A2 Tube-in-shell heat exchangers
06/13/1984EP0110664A2 Improved method of renovating sewers
06/12/1984US4454174 Method for lining pipes of a pipeline
06/12/1984US4454173 Vacuum, plastics mist
06/12/1984US4453696 Device for attachment of a resilient and/or flexible tube onto a nipple, nozzle or like connection
06/12/1984CA1168848A1 Acrylate grouting compositions and method for grouting therewith
06/07/1984WO1984002172A1 Sewer pipe shutter with pressure cylinder for subsequent mounting
06/07/1984WO1984002171A1 Break-away coupling for hoselines
06/07/1984WO1984002156A1 Shock wave-absorbing gastight lead-through for a building component
06/05/1984US4452372 Closure safety device
06/05/1984US4452304 Remotely operated packer and anchor apparatus for changing a geothermal wellhead valve
06/05/1984CA1168596A1 Device for preventing circulation of liquid water entrained in compressed air
05/1984
05/29/1984US4450857 Device for tapping and plugging a fluid conductor
05/22/1984US4449852 Coverings of fiber-reinforced resin encapsulated by a polymer-concrete; underwater pipes
05/22/1984CA1167786A1 Clean out device
05/15/1984US4448538 Device for reducing static and dynamic pressures in pipelines, particularly of solid-borne sound in tubular conduits
05/15/1984US4448218 Apparatus for sealing leaks
05/15/1984US4447925 Sluice apparatus for cleaning the interior of pipes
05/08/1984US4447040 Fluid line coupling with relief valve
05/08/1984US4446891 Method for repairing and/or reinforcing a pipe system, and a device for utilization of the method
05/02/1984EP0107459A1 Pump control-surge reliever system
05/01/1984US4445829 Apparatus for dampening pump pressure pulsations
05/01/1984US4445542 Arch end cap
05/01/1984CA1166468A1 High-security fill cap for underground storage tanks
04/1984
04/25/1984EP0106446A1 Heat shrinkable tubular closure sleeve
04/18/1984EP0105418A1 Tube manipulator for traversing conduits
04/17/1984US4443498 Blowing compressed air, coating
04/17/1984US4443129 Method and apparatus for tapping a submerged pipe
04/17/1984US4442891 Cutters
04/17/1984US4442867 Internal obturators for pipes
04/17/1984US4442866 Sliding separator for pulsating lines
04/12/1984WO1984001420A1 Clamping and high pressure containment devices
04/11/1984EP0105155A1 Device for freezing a fluid in a conduit
04/10/1984US4442053 Method of and apparatus for repairing a leak in a pipe or pipeline
04/10/1984US4441365 Sight-glass mounting
04/10/1984US4441328 Method and apparatus for forming a temporary plug in a submarine conduit
04/10/1984CA1165232A1 Pressure energized pipeline plug
04/10/1984CA1165207A1 Flow restrictor
04/04/1984EP0104218A1 Robot
04/03/1984US4440194 Moving body and method of performing work within pipes with use of same
04/03/1984CA1164816A1 Method of relining sewers and water lines without excavation
03/1984
03/28/1984EP0103702A2 Method and apparatus for screening pneumatically conveyed solid particles
03/27/1984US4439469 Formation of a lining in pipelines
03/27/1984CA1164349A1 Sound attenuator
03/20/1984US4437494 For replacing a section of an existing fluid transportation main
03/20/1984CA1163980A1 Sound isolating device for suspending plumbing pipes
03/14/1984EP0102492A1 Remountable and dismantable sealing device for pipes, particularly for the main refrigerant nozzles of reactor pressure vessels, and method for the control of the sealing device