Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887)
02/1996
02/15/1996WO1996004504A1 Sealing apparatus
02/15/1996WO1996004503A1 Plug assembly
02/15/1996DE4427969A1 A train of UV lamps hardens pipe linings
02/14/1996EP0565679B1 Method for the replacement of, in particular, sewage pipes, and a device for carrying out the method
02/13/1996US5490964 Method and device for repairing a tubular conduit
02/13/1996US5490744 Method and apparatus for inflating and curing a resin impregnated manhole liner
02/13/1996US5490419 Secondary containment system using flexible piping
02/12/1996CA2155288A1 Fluid blocking device
02/08/1996WO1996003606A1 Connection coupling for a traction device for laying cables or the like
02/08/1996WO1996003229A1 Device and arrangement for drying pipes in a domestic gas pipeline system
02/08/1996DE4430698C1 Luftschalldämpfer Air silencer
02/08/1996DE4427787A1 Pipeline interior opening and access provision process
02/08/1996DE19527616A1 Repairing the base of a vertical pipe shaft which descends to a buried landfill
02/08/1996DE19521834A1 Pipeline locking device with device to insert it
02/07/1996EP0695906A1 Pipe sealing pillow with positioning system
02/07/1996EP0695902A1 A dual carcass flexible hose
02/07/1996EP0695407A1 Article and method for modifying the surface of a substrate
02/06/1996US5488972 Ball valve coupling
02/06/1996CA2019897C Tightener
02/01/1996WO1996002788A1 Pipe renewal process and hardenable material therefor
02/01/1996DE4426939A1 Inspection TV camera for underground drains
02/01/1996DE19526992A1 Test cap for pressure tight closing of tube ends of esp. plastic pipes to be tested
02/01/1996DE19522512A1 Accumulator allowing expansion of fuel for motor vehicle engine
01/1996
01/31/1996EP0694727A1 Method of sealing an outlet opening
01/31/1996EP0694141A1 Fuel dispensing hose breakaway assembly
01/31/1996EP0548231B1 Process for repairing or restoring a pipe or chamber for receiving or containing pressurized fluid, and device for carrying out said process
01/31/1996CN2218865Y Pipe blocking device
01/31/1996CN1030862C Method and apparatus for preventing pressure barrel crack from cracking
01/30/1996US5487411 Liner pipe for repair of a host pipe
01/25/1996WO1996001937A1 Preform, device and method for casing a well
01/25/1996WO1996001929A1 Method and article for sealing sewer and water applications
01/25/1996DE4445794C1 Gas-duct inner tube externally joined to heavy metal formers
01/25/1996DE4426151A1 Resin soaked flexible fibre tube
01/25/1996DE4426150A1 Method for leak proofing pipe connections
01/24/1996EP0693649A1 Method for vibration-damping mounting of a horizontal pipe to a wall
01/24/1996EP0489090B1 Method and apparatus for repairing ruptures in underground conduits
01/24/1996CN1115570A Lightweight explosion flap, in particular for pipelines
01/23/1996US5486332 Method for everting a tubular liner bag
01/23/1996US5485867 Choke valve
01/18/1996DE4424643A1 Verfahren und Vorrichtung zum Sanieren einer Rohrleitung Method and device for rehabilitating a pipeline
01/16/1996US5483990 In-line valve for insertion in a pressurized fluid flow line
01/10/1996EP0691507A1 A method for lining a branch pipe of an underground pipe
01/09/1996US5482404 Underground pipe replacement technique
01/09/1996US5482076 Enhancing pipes
01/09/1996CA1337892C Method for installing a replacement pipe in an existing conduit
01/04/1996WO1996000362A1 Method and device for replacing a pipe line laid in the ground
01/04/1996WO1996000361A1 Method and device for containing fluids
01/04/1996DE4430770A1 Temperature probe to measure material in pipe
01/04/1996DE4421923A1 Verfahren und Vorrichtung zum Austauschen einer in der Erde verlegten Rohrleitung Method and apparatus for exchanging a pipe laid in the earth
01/04/1996DE19500908C1 Damping member for reducing oscillations in hydraulic system
01/04/1996CA2170035A1 Method and device for containing fluids
01/03/1996EP0689653A1 Method and device for forming a plug in a conduit
01/02/1996US5481260 Monitor for fluid dispensing system
01/02/1996US5480263 Soil displacement hammer for replacing underground pipes
01/02/1996US5480260 Ground water collection method and apparatus
01/02/1996US5479961 Method of plugging a heat exchanger tube and plug therefor
12/1995
12/31/1995CA2127154A1 Forced flow-guiding device having perforated mesh surface branch guiding tubes
12/30/1995CA2152859A1 Gate valve with spring assisted valve liner
12/28/1995WO1995035461A1 Superimposed coverings having increased stability
12/27/1995EP0688996A1 Clamp apparatus
12/26/1995US5477887 Tubular liner for softlining pipe rehabilitation
12/26/1995US5477886 Inflatable closing plug for pipes and method of manufacturing same
12/21/1995WO1995034777A1 501 gas safety stem
12/21/1995DE4421290A1 Process for sealing of leaks in esp. sewer pipes
12/21/1995DE4406574C1 Pipe clip for lateral connection of pipes
12/20/1995EP0441982B1 Construction method of reversal tube lining on conduit without excavation
12/20/1995EP0428566B1 Clamp for coupling and sealing pipe joints
12/19/1995US5476118 Non-stagnant piping system
12/19/1995US5475976 Method and apparatus for reduction of fluid borne noise in hydraulic systems
12/14/1995WO1995033952A1 Cleanable scraper station
12/14/1995WO1995033951A1 Installing pipes
12/14/1995WO1995033584A1 Movable device for servicing small diameter pipes
12/14/1995DE4420238A1 Relining underground pipe with plastics, esp. polyethylene@ tube
12/13/1995EP0686804A1 Pipe arrangement for low temperature fluid
12/13/1995EP0686405A2 Two step IV fluid flow stop
12/13/1995EP0523090B1 Flexible tubular element for the repair of conduits and use of this element
12/13/1995CN1113304A Apparatus for providing signal communication between the interior and exterior of a pipeline
12/12/1995US5475189 Condition responsive muffler for refrigerant compressors
12/12/1995US5474823 Pipe liner bag, manufacturing method therefor and pipe repair method
12/12/1995US5474351 Service manifold for tank blanketing and venting valves
12/09/1995CA2150448A1 Mobile device for operating inside small-diameter pipes
12/07/1995DE4418953A1 Removal of old buried pipes for replacement
12/07/1995DE19516155A1 Process flushes defective water pipe with compressed air, heated sealant and carbon di:oxide
12/05/1995US5472016 Quick connector stuffer pin
11/1995
11/30/1995WO1995032394A1 Method and device for inspection of a vertical duct
11/30/1995WO1995032387A1 Shock absorber for liquid conduits
11/30/1995WO1995032385A1 Free rotor muffler
11/30/1995WO1995032381A1 A pipe end fitting, a pipe-shaped liner provided with such a pipe end fitting and a fixing jaws device for mounting the pipe end fitting on said liner
11/30/1995DE4418479A1 Hydraulic clutch trip damper
11/30/1995DE4418331A1 Drainage pipe branch closure system
11/30/1995DE4418330A1 Drainage pipe branch and main line connection finishing process
11/30/1995DE4417407C1 Flexible pipe connection esp. for vehicle exhaust
11/28/1995US5470110 Safety shield for flange type coupling
11/28/1995US5469891 Method for relining underground pipelines
11/28/1995US5469890 Hose mobile plug
11/28/1995CA2011354C Self-closing connecting device between containers
11/28/1995CA1337637C Flexible tubular conduit, especially for carrying hydrocarbons
11/23/1995WO1995031670A1 Device for advancing an inspection or processing system in a pipe
11/23/1995WO1995031381A1 Closure unit for a tubular article
11/23/1995DE4435856C1 Compound pipe structure with inner fibre cpd. and outer metal pipes