Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887)
09/1986
09/16/1986US4611786 Radiator valve
09/16/1986US4611785 Tube closure device
09/16/1986US4611633 Expansion hose for reduction of pressure pulsations
09/16/1986US4611628 Attenuator valve for a pressure-gas conduit
09/16/1986US4611618 Frangible fittings
09/16/1986US4611615 Fluid treatment apparatus and method
09/16/1986US4611485 High pressure pipe stopper
09/10/1986EP0194034A1 Pipe repair clamp
09/09/1986CA1211056A1 Leak resistant plug assembly
09/09/1986CA1211026A1 Pressure device
09/03/1986EP0193408A1 Reactive duct silencers
09/03/1986EP0193077A1 Non-pressurized surge arrestor for use in pipeline systems for dissipating the harmful effects of pressure surges and shock waves
09/02/1986US4608739 Connector of and sealing of tubular members
08/1986
08/28/1986WO1986004975A1 Device to fill in and glue all kinds of depressions in inaccessible pipe conduits
08/28/1986WO1986004972A1 Branch coupling on flexible hose
08/28/1986WO1986004858A1 Lining material for duct
08/26/1986US4607866 Protective sleeve device
08/26/1986US4607664 Plumbing test plug apparatus
08/20/1986EP0191700A1 Lateral coupling for hoses
08/19/1986US4606377 Pipe repair clamp
08/19/1986US4606376 Accumulator with integral high pressure reservoir and recharge valve
08/14/1986WO1986004668A1 Sound attenuation box
08/13/1986EP0190933A2 Pipe replacement
08/13/1986EP0190502A1 Mains bursting tool
08/13/1986EP0190341A1 Apparatus for closing hollow bodies having at least one substantially cylindrical opening
08/12/1986US4605155 Method of repairing hidden leaks in tubes
08/12/1986US4605091 Sound insulating apparatus
08/12/1986CA1209495A1 Apparatus and method for arresting ductile fracture propagation
08/12/1986CA1209356A1 Method and apparatus for replacing buried pipe
08/06/1986EP0189651A1 Tube closure device
08/05/1986US4603924 Multiple strip support for wire marking elements to be applied on cables and terminals
07/1986
07/31/1986WO1986004345A1 Ball-point writing instrument containing an aqueous ink composition
07/30/1986EP0189145A2 Improvements relating to the lining of passageways
07/29/1986US4602974 Lining pipeline or passageway; resin over everting liner face
07/29/1986US4602659 Repair in holes and cracks in clay sewer pipe
07/29/1986CA1208571A1 Drip trap
07/23/1986EP0188358A2 Antifouling material
07/23/1986EP0158647A4 Port protector.
07/22/1986US4601476 Wire mesh with mixture metallic fibers non-metallic fillers, lubricant and resin bindeer
07/22/1986US4601312 Repair of holes and cracks in clay sewer pipe
07/15/1986US4600615 Tubular lining material and a method and apparatus for manufacturing same
07/15/1986US4600076 Device for attenuating pulsation of fluids in piping systems
07/15/1986US4600036 Mechanical seal plugs for fluid-sealing of tubes
07/15/1986US4600035 Pulsation absorbing device incorporating an inner cylinder provided with slidable valve shoes
07/08/1986USRE32197 High energy loss fluid control
07/08/1986US4598738 Tube closing device, especially for heat-exchanger tubes
07/08/1986US4598737 Providing regulated hydraulic energy storage of fluid under pressure
07/08/1986US4598727 Method of removing chips from the end portion of an upwardly extending conduit
07/08/1986CA1207246A1 Pipeline strainer
07/03/1986WO1986003818A1 Device for carrying out improvement work on a damaged pipeline which is no longer accessible
07/03/1986WO1986003715A1 Lining material for pipes
07/02/1986EP0112838B1 Pipe clamp
07/02/1986CA1206838A Pressure vessel with improved diaphragm mounting
07/01/1986US4597147 Stop changer tool for in-service valve
06/1986
06/24/1986US4596204 Flag-type pig-sig
06/24/1986CA1206427A1 Heat shrinkable covering
06/17/1986US4595162 Device for clamping a tubular member
06/17/1986US4595037 Split tank closure and diaphragm assembly
06/17/1986CA1206062A1 Pressure relief device for pipes
06/11/1986EP0184366A1 Sewer renovation system
06/10/1986US4593722 Sealant for internally sealing pipeline
06/10/1986US4593446 Method of manufacturing a fluid flow restrictor
06/05/1986WO1986003263A1 Arrangement for damping oscillations in closed liquid transport systems
06/03/1986US4592577 Sleeve type repair of degraded nuclear steam generator tubes
06/03/1986US4592391 Tube sleeve
06/03/1986CA1205352A1 Sliding separator for pulsating lines
06/03/1986CA1205256A1 Device for filling a pipe with fluids, for emptying from a pipe and for drying a pipe
05/1986
05/28/1986EP0182242A2 Apparatus for protecting water conduits against pressure waves
05/28/1986EP0074954B1 Sound attenuator
05/27/1986US4590799 Pipeline pig tracking
05/22/1986WO1986001846A3 Lining underground ducts
05/21/1986EP0181558A1 Portable and collapsible pipe crawler
05/20/1986US4589447 Method of depositing a membrane within a conduit
05/20/1986US4589446 Pipe repair bypass apparatus
05/14/1986EP0181250A1 Method for repairing a steam generator tube by sleeving, and repairing sleeve for this tube
05/13/1986US4587994 Sewer drain securing device for use with recreational vehicles
05/13/1986US4587993 High-pressure viscous damper
05/13/1986US4587904 Debris free plug assembly for heat exchange tubes
04/1986
04/30/1986EP0179258A1 Line insertable valve
04/29/1986US4585400 Apparatus for dampening pump pressure pulsations
04/29/1986US4585033 Equipment for closing conduits
04/29/1986US4584963 System for repairing joints in pipes laid underground
04/29/1986US4584838 Apparatus for providing relatively dry, oil free compressed instrument air
04/29/1986US4584755 Method of plugging a hole in an object
04/29/1986CA1203924A1 Reactor vessel sealing plug
04/29/1986CA1203719A1 Method of and apparatus for applying a structural lining to a pipe
04/24/1986WO1986002425A1 Method and device for repairing a pipeline
04/24/1986WO1986002424A1 Pads for absorbing pressure shocks and method of manufacture thereof
04/24/1986WO1986002422A1 Pipeline, method and device for laying it
04/24/1986WO1986002293A1 Device for clearing depositions from the inner surface of pipeline and forming protective coating thereon
04/23/1986EP0179006A1 Process for the preparation of the FVIII/vWF complex for therapeutical use, and resulting products
04/23/1986EP0178839A2 Vent cover
04/22/1986US4584162 For steam lines of boiling-water reactors; internal expansion type
04/22/1986US4583650 Manually releasable drainport closure apparatus
04/16/1986EP0178248A2 Steel pipe as a crack stopper for gas main
04/16/1986EP0178245A2 Airspring with pneumatic fitting
04/16/1986EP0177548A1 A pulsation damper for absorbing pressure pulsations in a high pressure hydraulic system.
04/15/1986US4582551 In situ polymerization
04/15/1986US4582164 Method and apparatus for noise reduction
04/15/1986US4582092 Tube to be fed into a pipelike cavity