Patents for F16L 15 - Screw-threaded joints; Forms of screw-threads for such joints (5,444)
06/2011
06/03/2011WO2011066159A1 Hybrid tube connector port
06/03/2011WO2011066062A1 Coupling member with interrupted thread and method of manufacture
06/03/2011WO2011063976A2 Threaded connection
06/03/2011WO2011063506A1 Fittings for high pressure hydraulic couplings
06/03/2011WO2010085829A3 Device for coupling two tubular elements
06/03/2011CA2781705A1 Threaded connection
06/03/2011CA2778550A1 Coupling member with interrupted thread and method of manufacture
06/01/2011CN201851801U Novel steel plastic oil pipe
06/01/2011CN102080746A Training aids for connecting pipes through welding
05/2011
05/26/2011WO2011060894A2 Threaded connection
05/26/2011DE202011002823U1 Einschraubzapfen für eine Rohrverschraubung sowie zugehöriger Profildichtring Stud for a compression fitting and associated profiled seal
05/26/2011CA2781271A1 Threaded connection
05/25/2011EP2325435A1 Threaded joint sealed to [ultra high] internal and external pressures
05/25/2011EP1954953B1 Threaded connections with high and low friction coatings
05/25/2011CN201844135U Pipe reducing union
05/25/2011CN201844133U Detachable choke used for dismounting coupler
05/25/2011CN201844132U Screw type pipe fitting joint
05/25/2011CN102072371A Spiral tube connecting piece
05/25/2011CN102072363A Multi-layer single vacuum compound heat-insulation pipe
05/24/2011CA2602417C Threaded joint for steel pipes
05/18/2011CN201837426U Universal connection structure suitable for adjusting installation direction of pressure gauge
05/18/2011CN201836569U Moving waterway quick connecting piece for saving water
05/18/2011CN201836559U Thread seal joint for connecting bimetal tube with external diameter being not less than 30mm
05/18/2011CN102062268A Externally-adjustable sealed pipe valve and equipment
05/18/2011CN102061893A Double shoulder tool joint
05/17/2011US7942454 Threads with perturbations
05/17/2011CA2547056C Improvement of resistance to fatigue of a threaded tubular connection
05/12/2011WO2011056429A1 Threaded pipe connection with a pressure energized flex-seal
05/12/2011WO2011054468A1 Line element for a line to be laid in the ground
05/12/2011WO2011054439A1 Threaded sleeve, conveying pipe, and system comprising a threaded sleeve and a conveying pipe
05/12/2011WO2011054161A1 Hermetic threaded joint
05/12/2011DE102009050719A1 Gewindemuffe, Förderrohr und System auf Gewindemuffe und Förderrohr Threaded socket, pipe conveyor system and threaded sleeve and delivery pipe
05/12/2011CA2780385A1 Threaded pipe connection with a pressure energized flex-seal
05/11/2011CN201827566U Internal thread quick connection plug
05/11/2011CN201827548U Thread pipe of water inlet-outlet pipes of water heater
05/11/2011CN201827545U Connector of cylinder and oil tube for hydraulic pump of automobile clutch
05/11/2011CN102057128A Pipe connection
05/11/2011CN102056826A Hand held non-adhesive tape dispenser with friction brakes
05/11/2011CN102052532A Universal faucet
05/10/2011US7938453 Stabilized connector
05/10/2011US7938452 Connecting structure between fluid device and joint
05/10/2011CA2489516C Reinforced tubular threaded joint for improved sealing after plastic expansion
05/05/2011US20110101684 Threaded Pipe Connection with a Pressure Energized Flex Seal
05/05/2011DE102009046200A1 Gewindedichtmittel aus unterschiedlichen Multifilgarnen Thread sealant from different multifilament yarns
05/04/2011CN102047017A Pipe coupling assembly and method for lined and unlined pipe
05/04/2011CN102042449A Pipe connecting piece
05/04/2011CN102042448A A tube-connecting device
04/2011
04/28/2011WO2011049733A2 Instrumented disconnecting tubular joint
04/28/2011WO2011048455A2 A tubular joint having wedge threads with surface coating
04/28/2011CA2777004A1 A tubular joint having wedge threads with surface coating
04/27/2011CN201810899U Pressing-screwing pipe joint
04/27/2011CN201810898U O-shaped ring sealed water distribution pipe joint inside rectifying cabinet
04/27/2011CN201810897U Sand shooting pipe
04/27/2011CN201810896U Air inlet joint of air-jet gun
04/26/2011US7931311 Sealed tubular joint comprising local and initial added thickness(es) by means of plastic expansion
04/21/2011WO2011046909A2 Wedge threads with a solid lubricant coating
04/21/2011WO2011044691A1 Pipe for the technical casing of a geological prospecting drilling rig
04/21/2011WO2011044690A1 Hermetic threaded connecting device for drill or casing pipes of technical casing of geological prospecting drilling rig
04/21/2011WO2011044689A1 Hermetic threaded connection of drill or casing pipes in technical casing for geological prospecting drilling well
04/21/2011CA2777477A1 Wedge threads with a solid lubricant coating
04/20/2011CN201803010U Pipe connector
04/20/2011CN201803009U Quick connector for connecting fuel inlet of fuel level sensor with oil pipe
04/20/2011CN201803008U Platform basin drainer connecting structure
04/20/2011CN102027186A Threaded joint with improved resilient seal ring
04/19/2011CA2466825C Quick fastener
04/14/2011US20110084477 Wedge threads with a solid lubricant coating
04/14/2011DE112008003817T5 Dichte Gewindeverbindung für Ölfeldrohre Density threaded connection for oilfield tubulars
04/13/2011CN201795210U Internal connection type tee pipe fitting
04/13/2011CN201791613U Structurally-improved assembling portion of sprinkler
04/07/2011WO2011040262A1 Screw joint for steel pipe
04/06/2011EP2306058A1 A lead-in type interference fit pipeline external thread
04/06/2011CN201787223U Male thread insert
04/06/2011CN201787222U Male screw insert
04/06/2011CN102003582A Adapter for oil tank
03/2011
03/31/2011DE102010033862A1 Verbessertes Befestigungselement für eine Bremsleitung Improved fastener for a brake line
03/30/2011EP2302273A1 Threaded joint for steel pipes
03/30/2011EP2300342A1 Hand held non-adhesive tape dispenser with friction brakes
03/30/2011EP1836426B1 Pseudo two-step connection
03/30/2011CN201779373U Straight joint for forklift
03/30/2011CN201779363U Bi-metal composite delivery pipe
03/30/2011CN201778673U Threaded pipe with molybdenum disulfide plating layer
03/29/2011CA2654947C High-pressure threaded union with metal-to-metal seal, and metal ring gasket for same
03/29/2011CA2614944C Threaded joint for steel pipe and method for surface treatment of the threaded joint
03/23/2011CN201772172U Oil feeding pipe joint
03/23/2011CN101988576A Pressure tank capable of strengthening joint unit
03/17/2011WO2009130440A3 Adjustable length discharge joint for high pressure applications
03/17/2011DE102009041754A1 Transition adapter for pipeline construction, has transition fitting whose side is formed as tube area of pressing or plug connector system such that transition fitting is connected with standard fitting of plug connector system
03/16/2011CN201764157U Oil pipe joint of automobile
03/15/2011CA2647447C Tubular threaded joint
03/09/2011CN201757244U Elbow joint
03/09/2011CN201757227U Straight-through joint
03/03/2011WO2011023557A1 Flexible couplings for tubular members
03/03/2011US20110049866 Fluid path connectors and container spikes for fluid delivery
03/01/2011US7896600 Fastener having controllably variable preload and method of forming same
02/2011
02/24/2011US20110042937 Pipe fitting with a solvent cement barrier
02/24/2011DE112008003631T5 Superdichte Gewindeverbindung Super density threaded connection
02/17/2011US20110037255 Fatigue resistant pipe string component
02/16/2011EP2283266A2 Pipe coupling assembly and method for lined and unlined pipe
02/16/2011EP2283203A1 Pipe connection
02/16/2011CN201748429U Connection structure of air injection pipe and nozzle of gas-fired appliance
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