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Class Information
Number: 405/223.1
Name: Hydraulic and earth engineering > Marine structure or fabrication thereof > Tension leg platform
Description: Subject matter comprising an offshore platform which has depending members that are anchored to the bed of a body of water and hold the platform in position by being placed under tension.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8690483 Method for assembling tendons Apr. 8, 2014
8683935 Disconnectable chain connector Apr. 1, 2014
8662793 Floating wind farm with energy storage facility Mar. 4, 2014
8657534 Floating platform with improved anchoring Feb. 25, 2014
8628274 Tension leg connection system and method Jan. 14, 2014
8608408 Secondary column enhanced tension leg platform Dec. 17, 2013
8585326 Method for assembling tendons Nov. 19, 2013
8573891 Tension buoyant tower Nov. 5, 2013
8430602 System for increased floatation and stability on tension leg platform by extended buoyant pontoons Apr. 30, 2013
8398339 Self-tensioning tendon for tension leg platform application Mar. 19, 2013
8196539 Battered column offshore platform Jun. 12, 2012
8182176 Tendon-supported membrane pipe May. 22, 2012
8157481 Method for templateless foundation installation Apr. 17, 2012
8087849 Battered column tension leg platform Jan. 3, 2012
8021081 Pull-style tensioner system for a top-tensioned riser Sep. 20, 2011
7980787 Dual pressure tensioner method Jul. 19, 2011
7980786 Dual pressure tensioner system Jul. 19, 2011
7976247 Dual pressure cylinder Jul. 12, 2011
7976245 Mooring Jul. 12, 2011
7914234 Method and apparatus for restraining a tendon top connector in reverse loading conditions Mar. 29, 2011
7854570 Pontoonless tension leg platform Dec. 21, 2010
7766581 System, method, and apparatus for independent retention of a locking device on mooring connections Aug. 3, 2010
7708498 Soft stop for maximum riser tensioner stroke May. 4, 2010
7654327 Tensioner assembly Feb. 2, 2010
7621698 Rotating lock ring bottom tendon connector Nov. 24, 2009
7588393 Method for supporting top tension drilling and production risers on a floating vessel Sep. 15, 2009
7575397 Floating platform with non-uniformly distributed load and method of construction thereof Aug. 18, 2009
7553106 Method for making a floating offshore drilling/producing structure Jun. 30, 2009
7540692 System, method, and apparatus for locking down tendon or riser moorings Jun. 2, 2009
7462000 Battered column tension leg platform Dec. 9, 2008
7452162 Method of installation of a tension leg platform and tendons therefor Nov. 18, 2008
7438504 Arrangement for anchoring a floating structure Oct. 21, 2008
7422394 Tendon for tension leg platform Sep. 9, 2008
7413384 Floating offshore drilling/producing structure Aug. 19, 2008
7287935 Tendon assembly for mooring offshore structure Oct. 30, 2007
7278801 Method for deploying floating platform Oct. 9, 2007
7168889 Floating platform having a spoolable tether installed thereon and method for tethering the platform using same Jan. 30, 2007
7163356 Stepped tendon with sealed bulkheads for offshore platform Jan. 16, 2007
7156586 Wind turbine with floating foundation Jan. 2, 2007
7140807 Hybrid composite steel tendon for offshore platform Nov. 28, 2006
7104730 Achieving hydrostatic stability of a floating structure Sep. 12, 2006
7101117 Minimized wave-zone buoyancy platform Sep. 5, 2006
7086810 Floating structure Aug. 8, 2006
7044685 Method of installation of a tension leg platform May. 16, 2006
7037044 Deck-to-column connection for extendable draft platform May. 2, 2006
7033115 Temporary floatation stabilization device and method Apr. 25, 2006
7008141 Collapsible buoyancy device for risers on offshore structures Mar. 7, 2006
6953308 Offshore platform stabilizing strakes Oct. 11, 2005
6932542 Tension leg platform having a lateral mooring system and methods for using and installing same Aug. 23, 2005
6884003 Multi-cellular floating platform with central riser buoy Apr. 26, 2005

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