Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887)
11/1998
11/24/1998US5839475 Method and apparatus for lining a pipe with a polymer linear
11/24/1998CA2000885C Scraper for liquid distribution pipes, especially for petroleum products
11/19/1998WO1998051960A1 Improvements relating to curing of synthetic resin systems, for example, in the lining of pipelines and passageways
11/19/1998WO1998051959A1 Method for propelling a pig along a pipeline
11/19/1998WO1998051958A1 Sealing device
11/19/1998WO1998051953A1 Quick-release clamp
11/19/1998WO1998051950A1 Safety shut off valve and method of automatic flow restoration
11/19/1998WO1998031045A3 High efficiency ultra-pure fluid heater
11/19/1998DE19810116A1 Modular element to insulate against heat, cold or noise
11/19/1998DE19719969A1 Sealing side-connections to sewers
11/19/1998CA2293572A1 Sealing device
11/18/1998EP0777551B1 Process for renovating pipes
11/17/1998US5836357 Pressure-expandable conduit liner
11/17/1998US5836167 Method and apparatus for freezing large pipe
11/12/1998WO1998050725A1 Method of lining pipes
11/12/1998WO1998050724A1 Pipe lining
11/12/1998WO1998050722A1 Adjustable breakaway valve coupling
11/12/1998DE19741340C1 Tubular sewer or pipeline liner manufacturing method
11/12/1998DE19727374C1 Clamping ring for waste water and sewage pipes
11/11/1998EP0877310A1 Dampening resonance in a flow regulator
11/11/1998EP0877194A1 Conduit lining
11/11/1998EP0877193A1 A gas rail
11/05/1998WO1998049487A1 Energy attenuation apparatus and method for a system conveying pressurized liquid
11/05/1998WO1998049486A1 Pipe for circulating gaseous fluids in motor vehicles
11/05/1998WO1998049404A1 Coating composition and method
11/05/1998WO1998031959A3 Thread-forming pipe plug
11/04/1998EP0875713A2 Tubular lining material
11/04/1998EP0875710A1 An end termination for pipes
11/03/1998USRE35944 Method of everting a tube
11/03/1998US5832095 For an air distribution structure
11/03/1998US5829485 Flexible tubular sleeve
11/03/1998CA2163308C Liquid injection apparatus for use in a method of lining the internal surface of a pipe
10/1998
10/29/1998WO1998048213A1 Outer diameter pipe plug
10/29/1998WO1998048212A1 Motor vehicle clutch pedal vibration absorber
10/29/1998WO1998048206A1 Pipe clamp
10/29/1998DE19717209A1 Pipe leak repair cuff surrounding pipe
10/28/1998CN2295898Y Apparatus for repairing broken pipe
10/28/1998CN1197175A Replacing construction method and appts. for pipe
10/27/1998US5827370 Method and apparatus for reducing build-up of material on inner surface of tube downstream from a reaction furnace
10/27/1998US5826854 Fluid routing system
10/27/1998US5826610 Breakaway coupling device
10/27/1998US5826609 Sewer inspection chamber with back-flow prevention valve and method and apparatus for installing valve in sewer inspection chamber
10/22/1998WO1998046929A1 Reversion device
10/22/1998DE19716632A1 Rohrschelle Pipe clamp
10/22/1998CA2284903A1 Reversion device
10/21/1998EP0872681A2 Centering device for a hardening and relining unit
10/21/1998EP0872680A2 Apparatus for the inspection and servicing of pipes
10/21/1998EP0872679A1 Method for replacement of existing pipes and devices for carrying out the method
10/21/1998EP0871835A1 Isolation tool
10/21/1998EP0839297A4 Method for replacing buried pipe
10/21/1998CN2295101Y Drainage device for gas pipeline
10/21/1998CN1196697A Oriented polymeric products
10/21/1998CN1196696A Method and apparatus for making extrusion product, and extrusion product
10/20/1998US5823115 Guiding of a pipe travelling device
10/15/1998WO1998045915A1 Improvements in conduit systems
10/15/1998WO1998045640A1 Breakaway hose coupling
10/15/1998WO1998045585A1 Motor vehicle exhaust pipe attachment
10/14/1998EP0870971A1 Cable pulling device for a pipe laid in the ground
10/14/1998EP0870152A1 Method for lining underground pipelines
10/14/1998EP0870151A1 Method and apparatus for removal of utility line and replacement with polyolefin pipe
10/14/1998CN2294367Y Cock throttle device
10/13/1998US5822439 Noise control device
10/13/1998US5821418 Cooled fixture for high temperature accelerometer measurements
10/13/1998US5820614 Disconnect for medical access devices
10/13/1998US5820227 For equalizing pressure in fluid lines of a fluid pressure-actuated system
10/13/1998US5819804 Hand tool for temporary plugging of pipe conduits
10/13/1998US5819802 I-type counterflow absorber
10/13/1998US5819801 In a pressure line
10/13/1998US5819389 Method for generating a strong expanding force between adjacent surfaces
10/11/1998CA2234288A1 Device for pulling a pull wire in an underground conduit
10/07/1998EP0869308A2 Device for pulling a pipe into a borehole
10/07/1998CN1195389A Inflatable tubular sleeve for tubing or obturating well or pipe
10/06/1998US5817200 Surfacing of rehabilitating structures
10/06/1998US5817116 Detaching tool for a tube for medical treatment
10/06/1998US5816745 Apparatus for replacing old underground pipes
10/06/1998US5816293 Apparatus for installation of a liner within a pipeline
10/06/1998US5816292 Reverse taper end plug
10/06/1998US5816291 Shock absorber for liquid conduits
10/06/1998US5816289 Device for dampening vibration and noise in hydraulic installations
10/06/1998US5816046 Method of supressing vibrations of an actuation element of a hydraulic force transmission apparatus and auxiliary vibrator for carrying out the method
09/1998
09/30/1998EP0867654A2 Pipe liners and pipe lining
09/30/1998EP0867653A1 Internal repair sleeve for pipes
09/29/1998US5815253 Method and apparatus for estimating performance of gas tube
09/29/1998US5814387 Rubber band for repairs and method therefor
09/24/1998WO1998041767A1 In-line drain flow control
09/23/1998EP0866258A1 A pig launcher
09/23/1998EP0865544A1 Device to reduce a liquid stream
09/23/1998EP0865356A1 Improvements relating to the lining of pipelines and passageways
09/23/1998CN1193709A DEvice for rotary machine plant, rotary machine plant and method of demounting section of tubular wall
09/23/1998CN1039894C Lightweight explosion flap, in particular for pipelines
09/22/1998US5810398 Fluid delivery systems and methods and assemblies for making connections
09/22/1998US5810332 Low carbon stainless steel housings and nozzles; incrystalline corrosion resistance
09/22/1998US5810053 Pipe liner, a coiled liner product and methods for forming, installing and coiling the liner
09/19/1998CA2232742A1 Enhanced features for backflow prevention device cover
09/17/1998WO1998040660A1 Tubular pipeliner with fillet
09/17/1998WO1998040657A1 Pipe for dangerous fluids and process for manufacturing the same
09/17/1998DE19733150A1 Line leakage protection device
09/16/1998EP0864799A2 Expandable pin plug
09/16/1998EP0864507A1 Method and device for closing the end of a pipe
09/16/1998CN1193381A Apparatus and method of lining of pipes