| Patents for F16L 1 - Laying or reclaiming pipes; Repairing or joining pipes on or under water (7,464) |
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| 01/20/2010 | CN101629654A Rehabilitating pipe segment and existing pipe rehabilitation method using same |
| 01/20/2010 | CN100582550C Submarine pipeline vortex-induced vibration inhibiting method |
| 01/20/2010 | CN100582543C Underwater grouting shaping type submarine pipeline vertical tube fixing device |
| 01/19/2010 | US7649803 Method for retrieval of seismic data acquisition units |
| 01/14/2010 | WO2009141409A3 Method and system of laying underwater pipelines in the bed of a body of water |
| 01/14/2010 | WO2009109950A3 Insulated pipelines and methods of construction and installation thereof |
| 01/14/2010 | US20100005940 Articulating band saw and method |
| 01/13/2010 | EP2142832A2 Pipe -joining method and system for producing underwater pipelines, and underwater-pipeline-laying vessel comprising such a system |
| 01/13/2010 | EP1721096B1 Method for triggering and controlling the lateral buckling in underwater pipelines |
| 01/13/2010 | CN201382206Y Jacking pipe rectifying structure of FRPM pipe |
| 01/13/2010 | CN201382205Y Inequilaterally-polygonal eccentric crushing pipe-jacking machine |
| 01/13/2010 | CN101627245A Prefabrication of pipe strings on board of pipe-laying vessels |
| 01/12/2010 | US7645094 Methods for the rapid deployment of piping |
| 01/12/2010 | US7645093 Articulating band saw and method |
| 01/06/2010 | CN201377639Y Pipe channeling device used in pipeline construction of pipe rack |
| 01/05/2010 | US7641756 Method and device for lining a pipe conduit or a channel |
| 01/05/2010 | US7641753 Coextrusion of a polypropylene, a synthetic isoprene rubber, and butadiene-styrene copolymer or butadiene-ethylene-styrene terpolymer, molding and shock-cooling the coaxial tube; coils and loops without kinks |
| 01/05/2010 | US7641421 Offshore vessel |
| 01/05/2010 | CA2259638C Apparatus and method for installing a pipe in a wellbore |
| 12/31/2009 | US20090324339 Marine Pipelaying System for Laying an Offshore Pipeline |
| 12/30/2009 | CN201372721Y Power divider for horizontal directional drilling pipe-laying drilling machine |
| 12/30/2009 | CN101614302A Optical cable pipeline embedding machine |
| 12/30/2009 | CN101614301A Continuous construction method for continuous shaping and laying of plastic long tube in site |
| 12/29/2009 | US7637696 Underwater trenching apparatus |
| 12/24/2009 | US20090313794 Method and apparatus for mounting distributed buoyancy modules on a rigid pipeline |
| 12/23/2009 | WO2009153354A2 Pipe-laying vessel and method of laying a pipeline |
| 12/23/2009 | WO2009153352A2 Pipe-laying vessel and method of laying a pipeline |
| 12/23/2009 | EP2134996A2 Prefabrication of pipe strings on board of pipe-laying vessels |
| 12/23/2009 | CN201368260Y Pipeline tensioning device for marine pipeline laying operation |
| 12/23/2009 | CN101608718A Method and device for jacking pipeline |
| 12/22/2009 | CA2452641C Arrangement for connecting and disconnecting two pipe sections of a fluid transfer system |
| 12/22/2009 | CA2420088C Method of reinforcing an existing metal structure, method of reinforcing pipes and method of addition of spur lines to pipelines |
| 12/17/2009 | DE102009021389A1 Vorrichtung und Verfahren zum Zerteilen von Rohren in der Nähe von Versorgungsleitungen Apparatus and method for cutting pipes in the vicinity of supply conduits |
| 12/16/2009 | EP2133304A2 Hoisting crane and offshore vessel |
| 12/16/2009 | EP2132085A1 Undersea pipe-laying |
| 12/16/2009 | CN201363486Y Machine head of muddy water balanced pipe jacking machine with lengthened pipe |
| 12/16/2009 | CN201362342Y Suspension device of tensioner crawler belt system for marine pipe-laying ship |
| 12/16/2009 | CN101603612A Butted joint device of underwater oil line |
| 12/16/2009 | CN100570068C Sea floor corrosion-proof and silt-promoting system and its application |
| 12/15/2009 | CA2377398C Use of a stainless steel for umbilicals in seawaters |
| 12/10/2009 | WO2009148304A1 Measurement system, pipe handling system and method of joining pipe sections |
| 12/10/2009 | WO2009148297A1 Improvements in pipline guide assemblies |
| 12/10/2009 | WO2009147168A1 Apparatus and method for use in laying pipe on the sea floor |
| 12/10/2009 | US20090304451 Load bearing system |
| 12/10/2009 | DE202009013370U1 Vorrichtung zur Verlegung von Rohrleitungen in Gräben Apparatus for laying pipelines in trenches |
| 12/10/2009 | DE102008027105A1 Horizontal drilling machine controlling system for use during laying of pipelines, has controlling unit calculating distance of drilling head relative to path and changing drilling direction of head in direction of path |
| 12/10/2009 | CA2724519A1 Improvements in pipeline guide assemblies |
| 12/10/2009 | CA2724377A1 Measurement system, pipe handling system and method of joining pipe sections |
| 12/09/2009 | EP2131082A2 Device |
| 12/09/2009 | CN201358793Y Mini-size push bench for underground pipe laying |
| 12/09/2009 | CN101598246A Method for splicing flanges of offshore oil delivery pipes underwater |
| 12/09/2009 | CN101598245A Method for directly manufacturing plastic pipeline with any length in pipeline-laying groove |
| 12/09/2009 | CN101598244A Connection construction method of underwater pipelines to plug orifices |
| 12/08/2009 | US7628568 Hinge-over riser assembly |
| 12/04/2009 | CA2636148A1 Tension enhancer for wheel-type tensioner |
| 12/03/2009 | WO2009145607A1 Vessel with abandoning and recovering system for pipelines, method, and use of said vessel and system |
| 12/03/2009 | WO2009144333A1 Protective tube and manufacturing method. |
| 12/03/2009 | US20090297317 Apparatus for lifting pipelines |
| 12/03/2009 | US20090297275 Pipelayer With Cab Riser |
| 12/03/2009 | US20090297274 Connection Arrangement |
| 12/02/2009 | EP2126437A1 Lay ramp for an underwater-pipeline laying vessel, lay ramp actuating method, and laying vessel comprising such a lay ramp |
| 12/02/2009 | CN201354886Y Underground pipeline with warning tape fixed on surface |
| 12/02/2009 | CN100564713C Girder connecting device |
| 11/29/2009 | CA2633165A1 Seal for pressure testing a plumbing installation and method of use thereof |
| 11/28/2009 | CA2632406A1 Shiftable fluid diversion conduit |
| 11/26/2009 | WO2009141409A2 Method and system of laying underwater pipelines in the bed of a body of water |
| 11/26/2009 | CA2725374A1 Method and system of laying underwater pipelines in the bed of a body of water |
| 11/25/2009 | EP2122219A2 Method and apparatus for laying a marine pipeline |
| 11/25/2009 | CN101589261A Conduit repair structure |
| 11/25/2009 | CN101585401A Suspension device of tensioner crawler system for marine pipe laying barge |
| 11/24/2009 | US7621697 Abandonment and recovery system and method, and cable connector |
| 11/24/2009 | US7621034 Tubular threaded joint which is impervious to the external environment |
| 11/19/2009 | WO2009139639A1 Manifold structure having adjustable brackets |
| 11/19/2009 | US20090285634 Method and apparatus for manufacture of a non-helical subsea umbilical |
| 11/19/2009 | DE102008042541A1 Druckübertragungsring für Rohranordnung Pressure transfer ring for pipe arrangement |
| 11/12/2009 | WO2009136834A1 Concrete element for protecting an underwater installation |
| 11/12/2009 | US20090279956 Sacrificial stinger impact absorber |
| 11/12/2009 | DE102007025917B4 Verfahren und Vorrichtung zur Überprüfung der Umhüllung einer Rohrleitung während des Einzugs in ein mit Flüssigkeit gefülltes Bohrloch Method and apparatus for checking the serving of a pipeline during feeding in a fluid-filled borehole |
| 11/11/2009 | EP2115338A1 Method and device for laying pipes in the ground |
| 11/11/2009 | CN201344314Y Pipeline first-aid repair supporting rack |
| 11/08/2009 | CA2631480A1 Boom assembly suitable for pipelaying |
| 11/05/2009 | WO2009134140A1 Apparatus and method for cutting tubular parts subsea |
| 11/05/2009 | WO2009134124A2 Marine pipelaying system and method |
| 11/05/2009 | WO2009134117A1 Pipe gripping assembly |
| 11/05/2009 | WO2009134116A1 Marine pipeline installation system and methods |
| 11/05/2009 | WO2009090526A3 Pipe assembly method and system for producing underwater pipelines, and underwater- pipeline laying vessel comprising such a system |
| 11/05/2009 | CA2665268A1 Cable run element |
| 10/29/2009 | WO2009130503A1 Method for manufacture of a pipe-in-pipe pipeline |
| 10/29/2009 | WO2009130091A1 Method of and apparatus for sealing underwater pipes using a plug and a sealer; welding unit for such apparatus |
| 10/29/2009 | WO2009098586A3 Guide device for supporting an underwater pipeline, laying ramp comprising such a guide device, laying vessel equipped with such a laying ramp, and method of controlling an underwater- pipeline laying ramp |
| 10/29/2009 | US20090269142 Pipe extracting tool |
| 10/29/2009 | US20090269141 Floating system connected to an underwater line structure and methods of use |
| 10/28/2009 | EP2111355A2 Subsea pipeline service skid |
| 10/28/2009 | EP1483527B1 Segment of a sensor-supporting element for a scraper-type device |
| 10/28/2009 | CN101568757A Offshore pipe string with different pipe joints |
| 10/28/2009 | CN101566254A Lightweight catenary system |
| 10/28/2009 | CN100554749C Device for connecting a cannula made from a flexible material with a tube |
| 10/28/2009 | CN100554743C Integral remote pipe flange bolt connection implement |
| 10/27/2009 | CA2417057C A liner for reinforcing a pipe and method of making the same |
| 10/22/2009 | WO2009105867A4 Passive ocean current deflector |