| Patents for F16L 1 - Laying or reclaiming pipes; Repairing or joining pipes on or under water (7,464) |
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| 02/27/2012 | DE202008018121U1 Erdwärmegewinnungsrohrsysteme für den Betrieb von Wärmepumpen Geothermal energy extraction pipe systems for heat pump operation |
| 02/23/2012 | WO2012023850A1 Pipe element for constructing a double walled pipeline |
| 02/23/2012 | WO2012023841A1 Method of protecting field joints of an offshore weight-coated pipeline |
| 02/23/2012 | WO2011089443A3 Apparatus and method for abandoning a well |
| 02/23/2012 | WO2010132966A3 Structural duct bearing system |
| 02/22/2012 | CN202149284U 管道穿管器及其构成的布管作业系统 Pipeline through a tube and piping system composed of a job |
| 02/22/2012 | CN202149283U 土压泥水平衡顶管机 Slurry earth pressure balance pipe jacking machine |
| 02/22/2012 | CN202149282U 水冲土顶管机 Flush the soil pipe jacking machine |
| 02/22/2012 | CN102359662A Constant tension control device of submerged pipeline laying equipment and method thereof |
| 02/22/2012 | CN102359661A Method for manufacturing and fixing submarine pipeline buckle arrestor on basis of morphological energy adsorption |
| 02/22/2012 | CN102359660A Method for installing deep-water vertical pipe |
| 02/22/2012 | CN102359659A Method for optimizing pipeline design in construction of reinforced concrete jacking pipe |
| 02/21/2012 | CA2616500C Strand-like material laying device for cutting the ground and inserting strand-like material into the ground |
| 02/16/2012 | US20120039670 Method and system for inserting a pipe into an underground borehole |
| 02/15/2012 | EP1899219B1 Device for transfer of fluids between two floating supports |
| 02/15/2012 | CN102352947A Method for suppressing vortex-induced vibration of marine oil pipeline |
| 02/15/2012 | CN101589261B 管道补修结构 Pipeline repair structure |
| 02/15/2012 | CN101568757B 具有不同的管接头的近海管柱 Offshore pipe string having a different joint |
| 02/14/2012 | US8113741 Boring machine with conveyor system for cuttings and method for boring therewith |
| 02/09/2012 | WO2012017154A1 Detection device suitable for identifying and tracking optical invisible objects, such as buried pipes |
| 02/08/2012 | EP2414717A1 Apparatus and method for the connection of conduits |
| 02/02/2012 | WO2012014336A1 Pipeline regeneration pipe |
| 02/02/2012 | WO2012014006A1 System and method for managing load flow requirements for a tractor single pump hydraulic system |
| 02/02/2012 | WO2012012898A1 Pipe stand |
| 02/02/2012 | CA2800377A1 Pipe stand |
| 02/01/2012 | EP2411717A1 Protective sleeve for a flexible pipe |
| 02/01/2012 | EP2411716A1 External protection for direct electric heating cable |
| 02/01/2012 | CN202132604U 增强牺牲套 Enhanced sacrifice sets |
| 02/01/2012 | CN102338244A Steel pipe joint structure for pipe jacking |
| 02/01/2012 | CN101929582B 携带作业载体相对作业基体作轴向和周向运动的控制机具 Job vector carrying the substrate relative to the job for axial and circumferential motion control equipment |
| 01/31/2012 | US8104995 Marine pipeline installation tensioner |
| 01/27/2012 | CA2747497A1 Apparatus and method for depth referencing downhole tubular strings |
| 01/26/2012 | WO2012011529A1 Pipeline renewal pipe |
| 01/26/2012 | US20120020739 Pipe laying apparatus and method |
| 01/25/2012 | EP2408597A1 A device for gripping and handling elongated cylindrical bodies, such as pipes or the like |
| 01/25/2012 | EP2331860B1 Method and apparatus for at sea pipe abandonment and recovery |
| 01/25/2012 | CN202125664U Pipeline matting frame |
| 01/25/2012 | CN102328682A Self-loading and unloading tunnel pipe laying machine |
| 01/25/2012 | CN101440894B Method and structure for arranging plant pipe network |
| 01/24/2012 | US8100606 Stabilizing of submarine elongate structures |
| 01/19/2012 | WO2011033267A3 A method of forming and installing a j-tube system |
| 01/19/2012 | US20120014751 Method of providing an outlet on a subsea pipeline |
| 01/18/2012 | CN202119435U Center locater of flue elbow |
| 01/18/2012 | CN102322548A Dragging end enclosure for deep-sea oil and gas pipeline discarding and recovery operations |
| 01/18/2012 | CN102322547A Processing technique and construction system of steel framework plastic composite pipe in non-digging construction |
| 01/18/2012 | CN102011889B Holing device for short-distance underpass |
| 01/17/2012 | US8096731 Modular hot stab with improved connection flange |
| 01/12/2012 | WO2012004500A1 Device for drawing attention to and protecting buried pipes or cables |
| 01/12/2012 | US20120009370 Multilayer heat sealant structures, packages and methods of making the same |
| 01/12/2012 | US20120009021 Submarine pipeline towing equipment, system and process |
| 01/12/2012 | DE102010026397A1 Bevorratungsbehälter, unterirdische Leitungsbevorratung und System zur unterirdischen Anordnung einer Leitungsbevorratung Storage tanks, underground storage and management system for underground storage arrangement of a line |
| 01/11/2012 | EP2404092A1 Improvements in and relating to clamping arrangements |
| 01/11/2012 | EP2404035A1 A method for mounting a tube in the ground |
| 01/11/2012 | CN202109094U Ground-paved two-way plastic telescopic compensator pipeline |
| 01/11/2012 | CN102317149A Free standing steel catenary risers |
| 01/11/2012 | CN102313078A Construction method for curve steel pipe jacking |
| 01/11/2012 | CN102313077A Non-digging pipeline introduction construction method |
| 01/11/2012 | CN102313076A Paving method for ground source heat pump water supply pipeline |
| 01/11/2012 | CN102311053A Hoisting crane and offshore vessel |
| 01/10/2012 | US8092119 Pipeline buoyancy control assembly and tiedown |
| 01/10/2012 | CA2445586C Improved composite tubing |
| 01/05/2012 | WO2012002861A1 Device for redirecting the flow of a fluid in a first pipe or tube to at least a second pipe, tube or hose without stopping the flow of the fluid |
| 01/05/2012 | WO2012001393A1 Rocking collar and umbilical termination assembly |
| 01/05/2012 | WO2012001354A1 Drainage pipes |
| 01/05/2012 | US20120003049 Pipeline Weighting Device and Method |
| 01/05/2012 | US20120003048 Devices and method for equipment foundation in the sea bed |
| 01/05/2012 | US20120003047 Underwater pipe-laying apparatus and method |
| 01/05/2012 | US20120000541 Use of a conduit pipe for producing a duct laid in water |
| 01/04/2012 | EP2066944B9 Process for producing a submarine pipe, comprising corrosion-resistant welds and liners |
| 01/04/2012 | CN202100825U Pipeline traction device |
| 01/04/2012 | CN202098913U Reclaiming and recycling cleaner for drip tapes |
| 01/03/2012 | CA2464605C Magnetically impelled arc butt welding of pipelines |
| 12/29/2011 | WO2011160239A1 Protective pipe cover and support apparatus |
| 12/29/2011 | WO2010131096A8 Method of joining two portions of an underwater pipeline laid on the bed of a body of water to conduct fluid and/or gas |
| 12/29/2011 | US20110318110 Free standing steel catenary risers |
| 12/29/2011 | US20110315259 Cable edging systems and methods |
| 12/28/2011 | EP2400196A2 Conduit element |
| 12/28/2011 | CN202091635U 用于地面铺设塑料管路的锚定装置 Anchoring means for laying the ground plastic piping |
| 12/28/2011 | CN202091634U 地面铺设单向塑料伸缩补偿器管路 Laying on the ground-way stretch plastic pipe compensator |
| 12/28/2011 | CN202091633U 地面铺设塑料管路 Plastic pipe laying on the ground |
| 12/28/2011 | CN102297289A 一种利用仿生水草覆盖治理海底管道悬空的方法 Treatment plants use a bionic approach covering subsea pipeline suspended |
| 12/28/2011 | CN101403472B 大量采吸较深层海水的方法、装置及装置的安装方法 Installation suck a lot deeper waters mining method, apparatus and devices |
| 12/27/2011 | US8083437 Underwater trenching apparatus |
| 12/25/2011 | CA2708735A1 Protective pipe cover and support apparatus |
| 12/22/2011 | WO2011157980A1 Apparatus for use in laying pipes |
| 12/22/2011 | US20110311313 Method for mounting a tube in the ground |
| 12/21/2011 | EP2396583A1 Modular hot stab with improved connection flange |
| 12/21/2011 | EP2158122B1 Pipelaying vessel |
| 12/21/2011 | CN202082491U 管道液压牵引系统 Pipeline hydraulic traction system |
| 12/21/2011 | CN202082490U 一种反向顶管机 An inverse jacking machine |
| 12/21/2011 | CN202082489U Pipe gallery horizontal pipeline mounting device |
| 12/15/2011 | WO2011154526A1 Method for laying a pipeline offshore using an s-lay system provided with a stinger having a plurality of roller boxes |
| 12/15/2011 | DE102011106463A1 Device for forming pipe bedding of trench, has profile unit which is attached over fastening unit at cantilever arm of excavator and is movable by excavator in formed pipe bedding |
| 12/15/2011 | DE102010023139A1 Device for positioning and telescoping pipe sections of pipe in trench, has pressure sensor that is integrated at or in pipe inserting unit such that mounting force is determined and limited on pipe section to be positioned |
| 12/14/2011 | CN102278530A 一种带导流板的海底管道止屈器 A tape deflector subsea pipeline is only bent |
| 12/14/2011 | CN102278529A Method for mounting glass fiber reinforced plastic pipeline |
| 12/14/2011 | CN102278528A 铜及铜合金板带加工车间综合管线布置方法 Copper and copper alloy strip processing plant integrated pipeline layout method |
| 12/14/2011 | CN102278117A 平行顶管顶进施工模拟装置 Parallel to the top tube jacking simulator |
| 12/13/2011 | US8075225 Movable pipeline tee |
| 12/13/2011 | US8075223 Deployment system for fiber-optic line sensors |