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Class Information
Number: 405/209
Name: Hydraulic and earth engineering > Marine structure or fabrication thereof > Floatable to site and supported by marine floor > Separable transport means
Description: Method or apparatus including a step or means for floating the construction to the site on a separate buoyant conveyance.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8701579 Offshore wind turbine installation Apr. 22, 2014
8632274 Deployment method for ocean bottom seismometers Jan. 21, 2014
8613569 Stationary positioned offshore windpower plant (OWP) and the methods and means for its assembling, transportation, installation and servicing Dec. 24, 2013
8534959 Method and apparatus for deployment of ocean bottom seismometers Sep. 17, 2013
8517637 Structure for the transport, installation and dismantling of an oil rig deck and method for using one such structure Aug. 27, 2013
8398338 Method for installing a topside module on an offshore support structure Mar. 19, 2013
8312828 Preloading to reduce loads and save steel on topsides and grillage of catamaran systems Nov. 20, 2012
8251004 Device for transporting structures on water Aug. 28, 2012
8251615 System and method for releasing a barge from a topside during a float-over installation Aug. 28, 2012
8070389 Modular topsides system and method having dual installation capabilities for offshore structures Dec. 6, 2011
8016519 Installation of offshore structures Sep. 13, 2011
7954658 Procedure for descent of equipment to bottom of sea Jun. 7, 2011
7887261 Method for the transport of a civil engineering structure in an aquatic medium Feb. 15, 2011
7849810 Mating of buoyant hull structure with truss structure Dec. 14, 2010
7762744 Method and vessel for removing offshore structures Jul. 27, 2010
7465126 Supporting device comprising jointed arms Dec. 16, 2008
7419006 Apparatus for protecting wellheads and method of installing the same Sep. 2, 2008
7147403 Self-elevating offshore structure Dec. 12, 2006
7011473 Method for underwater transportation and installation or removal of objects at sea Mar. 14, 2006
6923598 Method and apparatus for the lifting of offshore installation jackets Aug. 2, 2005
6893190 Method and structure for connecting a floating structure with rope anchor lines to the seabed May. 17, 2005
6857821 Device for lifting a seagoing construction such as a drilling rig, provided with lifting members running mutually parallel Feb. 22, 2005
6840713 Device for positioning and lifting a marine structure, particularly a platform deck Jan. 11, 2005
6808337 Vessel with vertically elevational support legs Oct. 26, 2004
6786679 Floating stability device for offshore platform Sep. 7, 2004
6736571 Removal of decks from offshore structures May. 18, 2004
6682265 Method of establishing and/or operating a bore well in a seabed and a drilling vessel for use in connection therewith Jan. 27, 2004
6676334 Work module support vessel Jan. 13, 2004
6648553 Load transfer unit and method for removing off-shore platform from substructure Nov. 18, 2003
6644893 Rigid jacket of an offshore platform having a quadrapod structure Nov. 11, 2003
6612781 Method of transporting and installing an offshore structure Sep. 2, 2003
6550411 Method for removing a jacket of a drilling or production rig and vessel provided with a device therefor Apr. 22, 2003
6540441 Transporter for installation or removal of an offshore platform and a method for removal of an offshore platform Apr. 1, 2003
6517290 Loading arrangement for floating production storage and offloading vessel Feb. 11, 2003
6511261 Method of removing or positioning a substructure of an offshore platform Jan. 28, 2003
6364574 Method and apparatus for the offshore installation of multi-ton packages such as deck packages and jackets Apr. 2, 2002
6354765 Method of transporting and disposing of an offshore platform jacket Mar. 12, 2002
6347909 Method to transport and install a deck Feb. 19, 2002
6318931 Method and apparatus for the offshore installation of multi-ton packages such as deck packages and jackets Nov. 20, 2001
6299383 Method for deck installations on offshore substructure Oct. 9, 2001
6293734 Apparatus for transporting and installing a deck of an offshore oil production platform Sep. 25, 2001
6276875 Method and transporter for installation or removal of a jacket for an offshore platform Aug. 21, 2001
6210076 Offshore deck installation Apr. 3, 2001
6171028 Device and method for lifting a sea-going structure, for instance a drilling platform Jan. 9, 2001
6149350 Method and apparatus for the offshore installation of multi-ton packages such as deck packages and jackets Nov. 21, 2000
6139224 Semi-submersible platform for offshore oil field operation and method of installing a platform of this kind Oct. 31, 2000
6132143 Method for lifting a sea platform from the substructure Oct. 17, 2000
6039506 Method and apparatus for the offshore installation of multi-ton packages such as deck packages and jackets Mar. 21, 2000
6030148 Method for improving the feasibility of a drilling rig of jack-up type and a drilling rig of jack-up type Feb. 29, 2000
6027287 System and procedure to transfer a load from a cargo barge to a substructure Feb. 22, 2000

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