| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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| 01/16/2013 | CN202674705U Pneumatic pipeline inner traveling machine |
| 01/16/2013 | CN202674704U Device for plugging opening of stand pipe |
| 01/16/2013 | CN202674703U Pressure plugging device for boiler |
| 01/16/2013 | CN202674702U Outer sealing device for marine riser |
| 01/16/2013 | CN202674701U Sealing structure for pipe orifice |
| 01/16/2013 | CN202674700U Expansion plugging mechanism of plugging device |
| 01/16/2013 | CN202674699U Blind sheet |
| 01/16/2013 | CN202674698U Plastic sealing tube plug |
| 01/16/2013 | CN202674697U Plugging head of gas pipeline |
| 01/16/2013 | CN202674696U Pressure test component of seal equipment |
| 01/16/2013 | CN202674695U PE (polyethylene) pipe end air blocking device |
| 01/16/2013 | CN202674694U Gas eliminating device for crude oil pipeline |
| 01/16/2013 | CN202674693U Micropore silencer |
| 01/16/2013 | CN202674692U Water pipe support plate |
| 01/16/2013 | CN202674691U Anti-climbing vanes for pipeline |
| 01/16/2013 | CN202674690U Anti-climb umbrella-type cover for pipeline |
| 01/16/2013 | CN202674689U Anti-climb anti-theft thorns for pipeline |
| 01/16/2013 | CN202674688U Negative-pressure protective end cover of drainage and irrigation water pipeline |
| 01/16/2013 | CN202674687U Residual liquid recycling device for feeding pipe |
| 01/16/2013 | CN202674686U Pipeline connection system for cell factory operation |
| 01/16/2013 | CN202674680U Anti-impact expansion joint for torch pipeline |
| 01/16/2013 | CN202674674U Anti-condensing and anti-impact expansion joint for torch pipeline |
| 01/16/2013 | CN202674673U Expansion joint with liquor drainage function |
| 01/16/2013 | CN202674637U Multifunctional mechanical pipe seal |
| 01/16/2013 | CN202674592U Multi-channel water pipe |
| 01/16/2013 | CN202666829U Epoxy ethane material guide tube with plurality of valves |
| 01/16/2013 | CN102878385A Fluid-driven self-adaption pipeline crawler |
| 01/16/2013 | CN102878384A Quick leaking stoppage method for flange coupling portions of gas extraction pipelines and device used with quick leaking stoppage method |
| 01/16/2013 | CN102878383A Isolating belt pressure sealing clamp |
| 01/16/2013 | CN102878382A Hydraulic shock-adsorption pipeline for high-pressure pump |
| 01/16/2013 | CN102878375A Energy-saving face-cleaning faucet capable of regulating water outlet direction freely |
| 01/16/2013 | CN102207235B Pipe joint sealing device |
| 01/16/2013 | CN101473152B Cover member of closing valve or branch joint |
| 01/15/2013 | US8353923 Rotational device with eccentric abrasive element and method of use |
| 01/15/2013 | US8353395 Helical auger plug systems |
| 01/15/2013 | US8353317 Soft crack arrestors for pipelines |
| 01/15/2013 | US8353315 End cap |
| 01/15/2013 | US8353308 Inflatable fluid conduit plug |
| 01/15/2013 | CA2527455C Thread supporting stabilizer assembly |
| 01/15/2013 | CA2496715C Flow conditioner for fluid transport pipes |
| 01/14/2013 | CA2782584A1 Pipeline internal field joint cleaning, coating, and inspection robot |
| 01/14/2013 | CA2746747A1 Transmission device and portable boring-welding apparatus using the same |
| 01/11/2013 | DE202012104494U1 Druckplatte Pressure plate |
| 01/10/2013 | WO2013006863A1 Pump pulsation discharge dampener with curved internal baffle and pressure drop feature creating two internal volumes |
| 01/10/2013 | WO2013004610A1 Method and system of radially expanding a tubular element in a wellbore |
| 01/10/2013 | WO2012141468A3 Pipeline mapping device |
| 01/10/2013 | US20130009393 Method in which a line connector by a fastening device is fastened to a line for liquid and/or gaseous media |
| 01/10/2013 | US20130008549 Rehabilitation pipe and pipe rehabilitation method employing rehabilitation pipe |
| 01/10/2013 | US20130008548 Pipeline weld repairing method and apparatus |
| 01/10/2013 | US20130008547 Bleeder plug |
| 01/10/2013 | US20130008546 Balloon style fluid flow control arrangement |
| 01/10/2013 | US20130008544 Pulsation dampening capsule |
| 01/10/2013 | DE102011106369A1 Dichtanordnung zum Abdichten einer Mehrschicht-Medienleitung Sealing arrangement for sealing a multi-layer media line |
| 01/09/2013 | EP2542818A1 Pipe sealing tool with external and internal clamp |
| 01/09/2013 | EP2542817A1 Pipe sealing tool with external clamp |
| 01/09/2013 | EP2542816A1 Safety system for fluid conduit |
| 01/09/2013 | CN202660151U Fluid conveying pipeline with blowdown pipe |
| 01/09/2013 | CN202660150U Water pipe |
| 01/09/2013 | CN202660149U High-density polyethylene (HDPE) pipeline liner drawing head |
| 01/09/2013 | CN202660148U Pipeline repaired and reinforced by fiber composite cloth |
| 01/09/2013 | CN202660147U Blowout preventive plugging device |
| 01/09/2013 | CN202660146U Gas pipeline blocker |
| 01/09/2013 | CN202660145U Air-eliminating device in oil-conveying pipeline |
| 01/09/2013 | CN202660144U Vibration damping device for pipelines |
| 01/09/2013 | CN202660143U Damping plug-type meter connector |
| 01/09/2013 | CN202659965U Distributing valve, concrete delivery pipeline and concrete pipe pile drag pump |
| 01/09/2013 | CN102869913A A hose shroud |
| 01/09/2013 | CN102869857A Sealing collar |
| 01/09/2013 | CN102865432A Walker in electric drive pipeline |
| 01/09/2013 | CN102865431A Belt pressing sealing clamp for local flange |
| 01/09/2013 | CN102865430A Valve system |
| 01/09/2013 | CN102297312B Mechanism for lowering fluid pulse impact, double-cylinder reversing pumping system and concrete pump |
| 01/09/2013 | CN102235564B Rapid pipeline maintaining method |
| 01/09/2013 | CN101858472B Pressure-meeting equalizer-free stopper |
| 01/09/2013 | CN101542181B Sealing plug for blind installation |
| 01/08/2013 | US8347477 Pipe producing apparatus and existing pipe rehabilitating method employing the same |
| 01/08/2013 | CA2732048C Split joint restraint device with dual pipe size capability |
| 01/08/2013 | CA2586669C Gravity flow isolation device |
| 01/08/2013 | CA2536064C Clamp and repair tool |
| 01/03/2013 | WO2013000623A2 Apparatus for the rehabilitation of pipelines |
| 01/03/2013 | WO2012140410A3 Improved apparatus and component for removing pipes |
| 01/03/2013 | WO2012124921A3 Earthquake-resistant safety hanger having internal spring |
| 01/03/2013 | US20130004241 Fusion Process for Conduit |
| 01/03/2013 | US20130002772 Liquid supply mechanism and image forming apparatus |
| 01/03/2013 | US20130001942 Poka-yoke for a set of hydraulic fittings |
| 01/03/2013 | US20130001941 Connection device for a supply line |
| 01/03/2013 | US20130000768 Water stop method in single insulated pipe |
| 01/03/2013 | US20130000749 Unit for boring without stopping passage of fluid |
| 01/03/2013 | US20130000737 Method for water hammerless opening of fluid passage, and method for supplying chemical solutions and device for water hammerless opening for which the method is used |
| 01/03/2013 | DE102011078250A1 Ventilbaugruppe Valve assembly |
| 01/02/2013 | EP2541111A1 Subsidence construction for a gas connection |
| 01/02/2013 | EP2539621A1 Apparatus and method to repair the junction of a sewer main line and lateral pipe |
| 01/02/2013 | CN202648208U Heat exchange device provided with safety protection |
| 01/02/2013 | CN202648143U Water heating tank |
| 01/02/2013 | CN202647065U Spirally advanced pipeline variable-speed robot with adjustable helix angle |
| 01/02/2013 | CN202647064U Conveniently-entering/exiting fine and small pipe robot driven by bidirectional double spirals |
| 01/02/2013 | CN202647063U Mini pipeline robot based on EMSR (Electromagnetic and Mechanical Synchronous Resonance) |
| 01/02/2013 | CN202647062U Dust-deposition-proof device of three-way dust-contained gas pipeline |
| 01/02/2013 | CN202647061U Special connection structural member for pipeline |
| 01/02/2013 | CN202647060U Leakage stoppage device |