Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/200
Name: Hydraulic and earth engineering > Marine structure or fabrication thereof > With work deck vertically adjustable relative to floor > By buoyancy control
Description: Method or apparatus wherein support for the platform is by way of a floatable chamber, the floatability of which a chamber is varied to cause the platform to be moved up and down with relation to the bed.










Patents under this class:

Patent Number Title Of Patent Date Issued
8613570 Method and a kit for constructing a semi-submersible unit Dec. 24, 2013
8007204 Floating structure for support of mixed use facilities Aug. 30, 2011
7871222 Truss semi-submersible offshore floating structure Jan. 18, 2011
7824131 Building over the water, group of buildings, their maneuvering methods and their hosting sites Nov. 2, 2010
7731157 Apparatus and method for heave compensation Jun. 8, 2010
7104730 Achieving hydrostatic stability of a floating structure Sep. 12, 2006
7037044 Deck-to-column connection for extendable draft platform May. 2, 2006
6945737 Single column extendable draft offshore platform Sep. 20, 2005
6935810 Semi-submersible multicolumn floating offshore platform Aug. 30, 2005
6932326 Method for lifting and transporting a heavy load using a fly-jib Aug. 23, 2005
6869251 Marine buoy for offshore support Mar. 22, 2005
6769372 Light transport ship Aug. 3, 2004
6745852 Platform for drilling oil and gas wells in arctic, inaccessible, or environmentally sensitive locations Jun. 8, 2004
6719495 Articulated multiple buoy marine platform apparatus and method of installation Apr. 13, 2004
6435774 Articulated multiple buoy marine platform apparatus Aug. 20, 2002
6425710 Articulated multiple buoy marine platform apparatus Jul. 30, 2002
6409431 Submersible floating dock Jun. 25, 2002
6378450 Dynamically positioned semi-submersible drilling vessel with slender horizontal braces Apr. 30, 2002
6374764 Deck installation system for offshore structures Apr. 23, 2002
6371697 Floating vessel for deep water drilling and production Apr. 16, 2002
6305881 Barge stabilization method Oct. 23, 2001
6241425 Tethered marine stabilizing system Jun. 5, 2001
6190089 Deep draft semi-submersible offshore structure Feb. 20, 2001
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
6015245 Semisubmersible offshore vessel Jan. 18, 2000
5980159 Marine stabilising system and method Nov. 9, 1999
5567086 Tension leg caisson and method of erecting the same Oct. 22, 1996
5241572 Apparatus for locating a floatable platform Aug. 31, 1993
5188484 Jack-up type offshore oil and gas production platform and method Feb. 23, 1993
5147148 Heave-restrained platform and drilling system Sep. 15, 1992
4907912 Submersible production storage barge and method for transporting and installing a jack-up rig in a body of water Mar. 13, 1990
4762180 Modular near-surface completion system Aug. 9, 1988
4657439 Buoyant member riser tensioner method and apparatus Apr. 14, 1987
4581181 Floating platform aerator/mixer apparatus Apr. 8, 1986
4468157 Tension-leg off shore platform Aug. 28, 1984
4417664 Method and apparatus for mounting lift crane on offshore structures Nov. 29, 1983
4365576 Offshore submarine storage facility for highly chilled liquified gases Dec. 28, 1982
4232983 Offshore submarine storage facility for highly chilled liquified gases Nov. 11, 1980
4176614 Control force tank and method for stabilizing floating vessels Dec. 4, 1979
4158516 Platforms resting on an underwater structure Jun. 19, 1979
4142819 Platform for installation at sea or on a body of water Mar. 6, 1979
4126011 Method of fabrication of offshore structures and offshore structures made according to the method Nov. 21, 1978
4121529 Buoyancy systems Oct. 24, 1978
4117691 Floating offshore drilling platform Oct. 3, 1978
4060995 Immersion of an offshore weight-structure having two compartments Dec. 6, 1977
4037425 Buoyancy apparatus Jul. 26, 1977
4007598 Artificial island and method of assembling the same Feb. 15, 1977
3996755 Tension leg structure with riser stabilization Dec. 14, 1976
3982401 Marine structure with detachable anchor Sep. 28, 1976











 
 
  Recently Added Patents
Aperture stop
Center spreader adapter tool for toilet paper rolls and paper towel rolls that do not have inner cardboard tubes
Printed wiring board with reinforced insulation layer and manufacturing method thereof
Wireless control system for a patient support apparatus
Computer program and apparatus for evaluating signal propagation delays
Semiconductor device including insulating layer of cubic system or tetragonal system
Navigating applications using side-mounted touchpad
  Randomly Featured Patents
Device and method for manufacturing the same
Electric machine for high magnetic reversal frequencies
Self-alignment technique for forming junction isolation and wells
High contrast ratio paper sensor
System and method for dynamically displaying data relationships between static charts
Apparatus and method for overcoming the habit of tobacco smoking
Apparatus and method for recording information
Compositions for foods, process for producing the same and functional foods and drinks containing the same
Low-profile threshold barrier
Monitoring pump stroke for minimizing pump-off state