| Patents for F16L 21 - Joints with sleeve or socket (9,147) |
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| 08/10/2011 | CN201925632U 一种扣压式复合压力管接头以及管道连接结构 One kind withhold composite pressure pipe fittings and pipe connection structure |
| 08/10/2011 | CN201925630U 一种管道活接 One kind of pipe union |
| 08/10/2011 | CN201925628U 一种高纯金属提纯用管道密封装置 Purification of high-purity metal pipe sealing device |
| 08/10/2011 | CN102149955A Sanitary coupling assembly |
| 08/05/2011 | CA2728598A1 Securing device of a fluid line connection |
| 08/04/2011 | US20110187059 Sealing Gasket for Corrugated Pipe |
| 08/04/2011 | US20110186497 Sealing configuration with metal-coated structure |
| 08/04/2011 | DE102010006196A1 Hydraulisches Vorsteuergerät Hydraulic pilot control device |
| 08/03/2011 | EP2350514A1 Pipe joint |
| 08/03/2011 | CN201918550U 电气插头、插座及按摩器 Electrical plugs, sockets and massage |
| 08/03/2011 | CN101598252B Elastic pawl connecting and sealing structure for pipeline, valve, valve seat and valve core |
| 08/03/2011 | CN101360946B Medical coupling system |
| 08/02/2011 | US7988203 Minimal penetration lateral pipe connection assembly |
| 08/02/2011 | US7988200 Fluid system coupling with pivoting handle actuating member |
| 07/28/2011 | WO2011091135A2 Gasketed pipe clamp |
| 07/28/2011 | US20110181039 Externally engaging test barrier |
| 07/28/2011 | CA2787036A1 Gasketed pipe clamp |
| 07/27/2011 | EP1977152B1 Tubular joint |
| 07/27/2011 | EP1481187B1 Pipe or fitting joint and method of forming such a joint |
| 07/27/2011 | CN201909131U Welding gun nozzle with insulating structure |
| 07/27/2011 | CN201909126U Pipe fitting connecting element |
| 07/27/2011 | CN102135212A Tubular coupling |
| 07/26/2011 | US7984934 Brazing of a special gas delivery system using fittings having purge orifices |
| 07/26/2011 | CA2592796C Lateral pipe connection assembly |
| 07/25/2011 | DE202010003186U1 Kupplungsteil für ein fluidisches Schnellverbindungssystem Coupling piece for a fluidic quick connection system |
| 07/25/2011 | CA2690830A1 Externally engaging test barrier |
| 07/20/2011 | CN201902734U Connecting device for large-diameter compressed air delivery pipes |
| 07/20/2011 | CN201902733U Air conditioner pipeline adapter |
| 07/20/2011 | CN201902732U Pipeline connector |
| 07/20/2011 | CN201902708U Structure for logistic tubes |
| 07/20/2011 | CN102128325A Lockwireless anti-rotation fitting |
| 07/20/2011 | CN102128324A Pipeline joint |
| 07/19/2011 | US7980600 Permanent joint comprised of a fitting, a sleeve and a pipe, as well as fitting for fluid conduits and a sleeve for fluid conduit pipes |
| 07/14/2011 | WO2011083913A2 Sheet composition for a pipe connection, and sheet for electrofoaming fusion and connecting apparatus for underground pipes using the sheet composition |
| 07/14/2011 | WO2011082478A1 Pipe repair device |
| 07/14/2011 | WO2011028066A3 Water-supply-hose coupling piece |
| 07/14/2011 | DE112009001921T5 Vibrationsbeständige Armaturenbaugruppen A vibration-proof fittings assemblies |
| 07/13/2011 | CN201897355U Refrigerator drain pipe with obturator |
| 07/13/2011 | CN201897024U Non-bearing internal sealing ring |
| 07/13/2011 | CN201897023U Pre-buried rigid polyvinyl chloride pipe hoop |
| 07/13/2011 | CN102121547A Bushing for pipe joint and pipe joint adopting bushing |
| 07/12/2011 | US7976075 Probe seal having spring-energized sealing elements for female hydraulic coupling member |
| 07/07/2011 | US20110163541 Cam clamp assembly |
| 07/07/2011 | US20110163531 Fitting for a pipe |
| 07/07/2011 | CA2786284A1 Mechanically attached fitting for use in a sour environment |
| 07/06/2011 | CN201891969U Quick joint structural member for pipe fitting and quick joint constructed by quick joint structural member |
| 07/06/2011 | CN201891962U Switching pipe clamp for steel-plastic pipe |
| 07/06/2011 | CN201891961U Connecting tube matched with right-angle trapezoid raised ring stainless steel tube |
| 06/29/2011 | EP2339215A1 Flange fastening section and cooling system of flange fastening section |
| 06/29/2011 | CN201884847U Rigid pipe clamp |
| 06/29/2011 | CN201884827U Inside diameter-adjustable single-wall corrugated pipe connecting piece |
| 06/29/2011 | CN201884826U Socket ring-pressed type double-ring metal pipe fitting |
| 06/29/2011 | CN201884825U Hermetically linking device for large-caliber pipeline by locking keys |
| 06/23/2011 | WO2011074498A1 Housing type pipe joint |
| 06/23/2011 | US20110148108 Coupling unit |
| 06/23/2011 | US20110148105 Coupling Device and Method for Manufacturing a Gripring to be Used in Such a Coupling Device |
| 06/23/2011 | US20110148098 Compliant conduit connector |
| 06/23/2011 | US20110148093 Pipe coupling device |
| 06/22/2011 | EP2336624A2 Socket joint and clamp ring for use in a socket joint |
| 06/22/2011 | CN201876044U Refrigerator drain pipe provided with guide device |
| 06/22/2011 | CN201875315U Chained pipe clamp |
| 06/22/2011 | CN201875314U Lap welding intermediate nipple being suitable for O-shaped rubber ring seal |
| 06/22/2011 | CN201875280U Water outlet pipe connecting structure of kitchen faucet |
| 06/22/2011 | CN201871624U High-pressure gas tube sheet expanding joint device |
| 06/22/2011 | CN1997847B Method for connecting pipe element in end-to-end style |
| 06/22/2011 | CN102105731A Pipe joint for a plastic resin pipe |
| 06/21/2011 | US7963566 Apparatus and method for repairing a core spray line pipe weld joint |
| 06/16/2011 | WO2011072025A2 Water closet flange seal |
| 06/16/2011 | WO2011069319A1 Grinding machine for grinding wall surface |
| 06/16/2011 | DE102009045406B3 Swivel joint for connecting two abutting pipelines utilized in oil/gas loading and discharging terminals, has outer and inner rings loosely inserted in clearance, where clearance is divided into two variable width sections between rings |
| 06/16/2011 | CA2782345A1 Water closet flange seal |
| 06/16/2011 | CA2725060A1 Fitting for a pipe |
| 06/15/2011 | EP1945985B1 Connecting system for conduits, fittings or assemblies |
| 06/15/2011 | CN201866434U Pressure glass reinforced plastic push pipe joint and pressure test port |
| 06/15/2011 | CN201866433U Pipe material joint |
| 06/15/2011 | CN102095033A One-time embedded water-stop section for construction engineering drainage and construction method thereof |
| 06/15/2011 | CN101305233B A coupling device for a tube |
| 06/14/2011 | CA2522044C Method and apparatus for sealing an ultrahigh-pressure fluid system |
| 06/09/2011 | US20110133446 Packing |
| 06/09/2011 | DE202011004779U1 Schnellkupplung für Hydraulik-Druckleitungen Quick coupling for hydraulic pressure lines |
| 06/08/2011 | EP2329176A1 Sanitary coupling assembly |
| 06/08/2011 | CN201858459U Arc surface sealing ring of hot oil extraction pipeline |
| 06/08/2011 | CN201858456U Detachable joint of water gas pipe |
| 06/08/2011 | CN201858455U Disassembly-free groove type pipe joint |
| 06/08/2011 | CN201858454U Splicing pipe connecting pipe fitting with bushing |
| 06/08/2011 | CN201858453U Socket connecting pipe fitting for connecting pipes |
| 06/08/2011 | CN201858452U Seal ring for pipeline connection |
| 06/08/2011 | CN102089562A Tightening device with collar |
| 06/08/2011 | CN101512205B Bayonet connection of flame tube |
| 06/02/2011 | US20110127770 Coupling ring |
| 06/02/2011 | US20110127769 Pipe coupler |
| 06/02/2011 | US20110127767 Releasable Connection Assembly for Joining Tubing Sections |
| 06/01/2011 | DE202011004777U1 Steckverbindung für Fluidleitungen Connector for fluid lines |
| 06/01/2011 | CN201851815U Multilayer wound connecting device for nonmetal continuous pipes |
| 06/01/2011 | CN201851814U Airproof close-fitting structure for connecting pipes |
| 06/01/2011 | CN201851813U Round pipe connector |
| 06/01/2011 | CN201851812U Water pipe connector |
| 06/01/2011 | CN102080750A Ready-packaged flexible rubber joint |
| 05/26/2011 | US20110121569 Standing seam connectors for ducting |
| 05/26/2011 | US20110121035 Connector for a discharge device |