| Patents for F16L 1 - Laying or reclaiming pipes; Repairing or joining pipes on or under water (7,464) |
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| 04/02/2008 | EP1904714A2 Method and installation for connecting a rigid submarine pipeline and a flexible submarine pipeline |
| 04/02/2008 | EP1495250A4 Magnetically impelled arc butt welding of pipelines |
| 04/02/2008 | CN201043642Y Replacement pipeline structure preventing obstruction in oil pipeline under the ocean |
| 04/02/2008 | CN201043641Y Single-layer heat-preserving counterbalance pipe with cathode protection device used in oceanography engineering |
| 04/02/2008 | CN101156013A Sea pipe distribution system and method of off-land pipeline with one or more fittings |
| 04/01/2008 | US7351010 Method and apparatus for salvaging underwater pipelines |
| 04/01/2008 | US7351009 Fiber optic installation structures in a paved surface, ducts, and methods therefor |
| 03/27/2008 | WO2008035559A1 Floater for marine hose |
| 03/26/2008 | CN201041259Y Pipe ground anchor |
| 03/26/2008 | CN101149120A Non-contact type destruction propeller device for cementing domain |
| 03/26/2008 | CN101149119A Dolly excavation continuous operation construction method for earth pressure balance long-distance pipe driving engineering |
| 03/26/2008 | CN100376835C Shock-resistant culvert pipe with large section and circumferential stress and production process thereof |
| 03/20/2008 | WO2001092676A3 Pipeline recovery tool |
| 03/20/2008 | US20080069645 Method and Apparatus for the Maintenance of Pipelines |
| 03/19/2008 | EP1899219A1 Device for transfer of fluids between two floating supports |
| 03/18/2008 | US7344338 Pipeline ballast and method of use |
| 03/13/2008 | WO2008030079A1 Guiding device |
| 03/13/2008 | CA2660433A1 Guiding device |
| 03/12/2008 | EP1896758A1 Pipe structure and methods of laying and use of a pipeline including such a pipe structure |
| 03/12/2008 | CN201034209Y Trenchless drilling rig hole enlarge tube-drawing device |
| 03/11/2008 | US7341686 Device for arresting the propagation of a buckle in a double-walled pipe |
| 03/11/2008 | US7341280 Rehabilitating pipe and method for laying a rehabilitating pipe |
| 03/06/2008 | WO2008008877A3 Diverless connector for bend restrictors and/or bend stiffeners |
| 03/06/2008 | US20080057239 Improved sealability and tearability; coextruded multilayer of: first layer of a thermoplastic polymer, a second layer of low density polyethylene, and a third layer of a single-site catalyzed polyethylene; laminated to a substrate, such as a metallized polymer; use to package condiments for example |
| 03/06/2008 | US20080056828 Methods and Apparatus for Installation of a Device about a Marine Structure |
| 03/06/2008 | US20080056825 Distributed buoyancy pipeline installation method |
| 03/06/2008 | DE202007017891U1 Flexwellenanordnung Flex shaft assembly |
| 03/05/2008 | EP1895220A1 Improved artificial element which is intended for the anchoring, installation and protection of submarine outfalls or submarine pipelines on sandy or non-consolidated surfaces |
| 03/05/2008 | CN201031999Y Relay ring of sand doped fiber glass reinforced pipes |
| 02/28/2008 | WO2008025041A1 A pipe tool |
| 02/28/2008 | WO2008023987A1 A method, kit and device for installation of an inflatable sub sea structure |
| 02/27/2008 | CN201028126Y Suspending pipe sender |
| 02/21/2008 | US20080044233 Control of flexible riser curvature at the keel of a floating structure |
| 02/21/2008 | US20080044232 Method of Operating a Sheeting Machine for Laying Pipes,and Sheeting Machine |
| 02/20/2008 | CN201025315Y Mirror surface and break-prevention structure for underground pipe work |
| 02/14/2008 | WO2008017807A1 Apparatus and method for controlling motion of a bend stiffener |
| 02/14/2008 | WO2008017463A1 Device and method for the towing of underwater pipelines |
| 02/14/2008 | WO2008000474A3 Device and method for easily inserting a long plastic tube into a duct via a shaft |
| 02/14/2008 | US20080038066 Assembly and method for installation of an underwater structure |
| 02/14/2008 | CA2660230A1 Device and method for the towing of underwater pipelines |
| 02/12/2008 | US7328811 Even reeving system |
| 02/06/2008 | CN201016416Y Buoyancy tank for water-extraction mine pipeline transportation |
| 01/31/2008 | WO2008012134A1 Connection tool |
| 01/31/2008 | US20080023092 Method For Designing And Implementing Improved Longitudinal Flexibility Multilayered Pipeline |
| 01/30/2008 | EP1882123A1 Tubing support assembly, vessel and method of deploying tubing |
| 01/30/2008 | CN100365341C Method for laying offshore oilfield pipeline and dedicated apparatus therefor |
| 01/29/2008 | US7322382 Segment for a rehabilitating pipe |
| 01/29/2008 | CA2267508C Apparatus for static underground drilling |
| 01/24/2008 | WO2008010033A1 Pipe-laying machine |
| 01/24/2008 | CA2657362A1 Pipe-laying machine |
| 01/23/2008 | CN201011397Y Drag chain supporting roller device |
| 01/23/2008 | CN201010880Y Seabed anti-erosion and silt promoting device |
| 01/23/2008 | CN100363673C Three-dimensional implementing device for underwater dry type cabin |
| 01/22/2008 | CA2357875C Method for reducing frictional losses in tunnels |
| 01/17/2008 | WO2008008877A2 Diverless connector for bend restrictors and/or bend stiffeners |
| 01/17/2008 | WO2008007945A1 Marine pipeline installation tensioner |
| 01/17/2008 | US20080014812 Buoyancy Control Systems for Tubes |
| 01/17/2008 | US20080014026 Method for installing and connecting a sub-sea riser |
| 01/17/2008 | US20080014023 Method and apparatus |
| 01/15/2008 | CA2456238C Cable pulling machine |
| 01/10/2008 | WO2007127684A3 Towing and installation method for deepwater pipelines and risers |
| 01/10/2008 | US20080008536 Laying apparatus for cables, lines, conductors or suchlike, and relative laying method |
| 01/09/2008 | EP1875114A1 Marine pipelaying system for laying an offshore pipeline |
| 01/09/2008 | CN101101074A Support-free long-distance compensation method and system for ground-burying type pipe |
| 01/09/2008 | CN101101073A Split method of integrated vertical pipe for one-elevator and multiple-apartment building |
| 01/08/2008 | CA2293958C Device and process for excavating and backfilling of soil |
| 01/03/2008 | WO2008001087A2 Method and apparatus for mounting distributed buoyancy modules on a rigid pipeline |
| 01/03/2008 | WO2008000474A2 Device and method for easily inserting a long plastic tube into a duct via a shaft |
| 01/03/2008 | DE102006030802A1 Verfahren und Vorrichtung zum Einbringen eines langen Kunststoffrohres in einen Kanal über einen Schacht Method and device for introducing a long plastic tube in a channel via a shaft |
| 01/02/2008 | EP1873115A2 Material storage rackfor an aerial lift with a work platform |
| 01/02/2008 | CN200999094Y Aircraft fueling vehicle oil tube reeling mechanism |
| 01/01/2008 | US7314016 Method of towing and installing a pipe |
| 12/26/2007 | CN200996502Y Submarine pipeline protecter |
| 12/19/2007 | CN100355626C 'cabin inside cabin' type working space for welding subwater pipeline in dry mode and under normal pressure |
| 12/13/2007 | WO2007141415A1 Detection system suitable for identifying and tracking buried pipes or others bodies buried in the ground or embedded in civil engineering works |
| 12/13/2007 | WO2007140900A1 Device for shaping, positioning, and machining of pipes |
| 12/13/2007 | WO2007140899A1 Device and method for incorporating pipelines into pipeline transport systems |
| 12/13/2007 | US20070286681 Line laying apparatus |
| 12/13/2007 | US20070284149 Apparatus And Method For Joining A Pipe Conduit To A Drilling Device, Expanding Device Or Pull-In Device |
| 12/13/2007 | CA2654066A1 Detection system suitable for identifying and tracking buried pipes or others bodies buried in the ground or embedded in civil engineering works |
| 12/06/2007 | WO2007137392A1 Tool for aligning work pieces |
| 12/06/2007 | DE202007012200U1 Rohrstrang für eine Unterwasserverlegung Tubular string for Submarine Cables |
| 12/06/2007 | DE102006026334A1 Vorrichtung und Verfahren zum Einbinden von Rohrleitungen in Rohrleitungstransportsysteme Apparatus and method for embedding pipes in pipeline transportation systems |
| 12/06/2007 | DE102006026275A1 Vorrichtung zum Verformen, Positionieren und Bearbeiten von Rohrleitungen Apparatus for shaping, positioning and processing of pipelines |
| 12/06/2007 | DE102006025801A1 Pulling tool for centrifugally cast, glass-fiber-reinforced, polymer mortar pipe, has rim provided at flange, and u-profile welded at four points at falt ring for reinforcement of flat iron, where drillings are inward set by flat iron ring |
| 12/05/2007 | CN200986062Y Rivers and mountains pipeline levitating force controlling press bag |
| 12/05/2007 | CN200986061Y Electric underground cable with protective cover |
| 12/05/2007 | CN200986060Y Drilling and digging laying machine |
| 12/05/2007 | CN200984685Y Automobile water tank radiator fitting machine |
| 12/05/2007 | CN101082382A Lay out method of pipeline and synthetic pipeline with pipe frame component |
| 12/04/2007 | US7303553 Device for connecting a cannula made of a flexible material with a tube |
| 11/29/2007 | WO2006098890A3 Riser installation from offshore floating production unit |
| 11/28/2007 | CN200982474Y Cutting and crushing device of pipe pusher |
| 11/25/2007 | CA2548056A1 Tool for aligning work pieces |
| 11/23/2007 | CA2588729A1 Pipeline lining method |
| 11/22/2007 | US20070269270 Pipeline Termination Skid, a Connection Arrangement Comprising Such a Pipeline Termination Skid and a Pipeline Termination |
| 11/22/2007 | US20070269269 Fiber optic installation method |
| 11/22/2007 | US20070267121 Method for Digitally Creating Lithephane-Type Images |
| 11/21/2007 | EP1857402A2 Portable winch for the replacement of pipes |
| 11/21/2007 | CN200979533Y An all-position X-ray welding seam detector frame of a pipeline |