Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887)
09/1994
09/13/1994US5346339 Vinylphosphonic acid-modified hydroxyalkyl cellulose
09/13/1994US5345972 Method for repairing local damage to pipelines by applying cladding with an interposed protective sheath
09/13/1994US5345971 Method of replacing branch mains
09/08/1994DE4316584C1 Fitting for blocking off supply lines connected to house service connections and pressurised with gases, and device for controlling the fitting
09/08/1994DE4306618A1 Process and apparatus for renewing a buried pipeline consisting of an asbestos-containing material
09/07/1994EP0613805A1 Recreational vehicle direct sewage system
09/07/1994EP0528994B1 Inflatable bladder for control of fluid flow
09/07/1994EP0489891B1 Process for sealing and renovating the inside of systems of laid ducts
09/06/1994CA2009235C Plug retainer
09/02/1994CA2090630A1 Ejector pull away system and apparatus
09/01/1994DE4332840A1 Multi-part fastening device for attaching sensors
09/01/1994DE4305445A1 Apparatus and process for the dust-free fracturing and disposal of asbestos-cement pipes or pipes consisting of a similar, brittle material
08/1994
08/31/1994EP0461140B1 Improvements relating to the lining of pipelines or passageways
08/30/1994US5341848 Flow conditioner
08/30/1994US5341833 Tire valve cap
08/30/1994US5341654 Suction gas conduit
08/24/1994EP0611914A1 Flexible duct to be installed underground behind a mobile boring machine
08/24/1994EP0611910A1 Pipe coupling
08/24/1994CN2175403Y Shuttle like device for protection of blasting in pipe line
08/24/1994CN2175346Y Plate type sealing plug for pipe
08/23/1994US5340524 Variable angular insertion method for lining tubular members
08/23/1994US5340160 Thermoplastic saddle in two parts for repairing or renovating a pipe line with branch pipe and repaired or renovated pipe with a saddle
08/23/1994CA1331555C Control valve
08/23/1994CA1331540C Method of sealing a discontinuity within a gas main
08/18/1994WO1994018574A1 System and method for testing electrical generators
08/18/1994WO1994018488A1 Pulsation damper device
08/18/1994WO1994018484A1 Support fixture for a pipe, in particular for an electrical conduit
08/18/1994WO1994018481A1 A valve for installation on a pressurized fluid flow line
08/18/1994DE4304248A1 Hydraulic operating device for a clutch
08/18/1994CA2158135A1 A valve for installation on a pressurized fluid flow line
08/17/1994EP0610620A1 A method for lining a branch pipe
08/17/1994EP0610437A1 Improvements relating to the lining of pipelines and passageways
08/17/1994EP0610366A1 Gravel-packed pipeline and method and apparatus for installation thereof
08/17/1994EP0610279A1 Article and method for bonding to an elongate object
08/17/1994CN2174616Y Leak-stopping clamp for joint of gas pipe line
08/16/1994US5337791 Dynamic surge suppressor for fluid flow lines
08/16/1994US5337776 Depressurizing, ventilation by inserting a disc which part of surface is washed by passing solutions
08/11/1994DE4315417C1 Means for shutting off a pipeline
08/10/1994EP0609235A1 Interception and recovery device for centralized vacuum cleaning systems
08/10/1994EP0528888B1 Method for dampening vibrations in hydraulic systems
08/10/1994CN2173893Y Large diameter pipeline stopple plugging device
08/09/1994US5335686 Steam trap
08/09/1994CA2055331C Accumulator with a valve connected float
08/03/1994EP0608416A1 Piping system free of stagnation of fluid
08/03/1994CN2173346Y 齿轮式快开盲板 Gear type Quick Opening Closure
08/03/1994CN2173345Y Multi-function double-piston automatic protector for water carriage pipe line
08/03/1994CA2114567A1 Apparatus for containing oil and waste spills at a loading and unloading line connection
08/02/1994US5334429 Lining material for pipe lines and a process for providing pipe lines therewith
08/02/1994US5334092 Duct sealing apparatus and ducting system
08/02/1994US5333837 Valve plug
08/02/1994US5333649 Plug for blocking a branched pipe opening
08/02/1994US5333490 Secondary containment system using flexible piping
08/02/1994CA1331171C Suction device
07/1994
07/27/1994EP0607631A1 Sound damping device for pipes
07/27/1994EP0607611A1 Intrapipe work robot apparatus and method of measuring position of intrapipe work robot
07/27/1994EP0607241A1 Improvements relating to the placement of pipes in the ground
07/26/1994US5332872 Noise reduction unit for gas compressors
07/26/1994US5331841 Method and apparatus for repairing vessel ports
07/21/1994WO1994016260A1 Support for elastically securing elongated items, especially pipes
07/21/1994WO1994016259A1 Flow control device
07/21/1994DE4323182C1 Remote controlled pipeline inspection vehicle for locating pipeline branches
07/21/1994CA2153238A1 Flow control device
07/20/1994EP0607052A2 Method and apparatus of effecting a repair to a metal tube
07/20/1994EP0606232A1 Improvements relating to the lining of pipelines and passageways.
07/20/1994CN1089710A Improvements relating to the lining of pipelines and passageways
07/19/1994US5330329 Suction conduit assembly mounting
07/19/1994US5329971 Closet flange test plug
07/19/1994US5329646 Drain flusher device
07/13/1994EP0605778A1 Device for exchanging aggregates placed in a pipeline
07/13/1994EP0475949B1 Connecting element
07/13/1994CN2171763Y Sealed plug for pipe hole
07/12/1994US5329063 Liner assembly for lining branch pipes and a method for manufacturing the liner assembly
07/12/1994US5327942 Sealing plug for apertures
07/12/1994US5327924 Abandonment of a branch main
07/12/1994US5327923 Valve for installation on a pressurized fluid flow line
07/07/1994WO1994015138A1 Device for securing pipes against fracture
07/07/1994DE4300117A1 Noise damper for gas supply line or channel
07/06/1994EP0605364A1 Method, especially for the repair of a lateral and a device for carrying out this method
07/06/1994EP0605272A1 Safety device for pipes with a liquid circulation, especially for drain pipes of washing machines
07/06/1994EP0605085A1 Method and apparatus for repairing the pipe inner surface by resin coating
07/06/1994EP0604530A1 Method and device for conveying a liquid and another free-flowing medium through the same pipe line
07/05/1994CA1330555C Damping arrangement for damping the oscillations of valves controlled by pressure fluid
07/02/1994CA2112617A1 Method, in particular to repair a house junction pipe, and a device for carrying out the method
06/1994
06/30/1994DE4243714A1 Pipe closure with hollow sealing sleeve filled with pressurised medium
06/29/1994EP0604264A1 Flange to be used with liners for renovating pipelines and device and method therefor
06/29/1994EP0441887B1 Method of processing orifices
06/29/1994CA2112271A1 Intrapipe work robot apparatus and method of measuring position of intrapipe work robot
06/28/1994US5325406 Quick installation non-bolted nozzle dam system
06/28/1994US5323820 Fuel spillage control apparatus
06/28/1994US5323773 Throttle valve of diving respirator
06/23/1994WO1994013998A1 Improvements relating to the lining of pipelines and passageways
06/23/1994WO1994013997A1 Waterborne-sound absorber for use in pipes
06/23/1994WO1994013166A1 Integral polymeric clamp
06/23/1994WO1994007754A3 Closing device for a tank or a housing
06/23/1994DE4243642A1 Pipe line clearing pig
06/23/1994DE4243379A1 Fixing for pipes having insulation cover
06/23/1994CA2150111A1 Improvements relating to the lining of pipelines and passageways
06/22/1994EP0602959A1 Bidirectional pipeline pig signaling device
06/22/1994EP0416051B1 Antilock hydraulic braking system
06/21/1994US5322653 Method of repairing buried sewage pipes