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Class Information
Number: 405/165
Name: Hydraulic and earth engineering > Subterranean or submarine pipe or cable laying, retrieving, manipulating, or treating > Submerging, raising, or manipulating line of pipe or cable in or from marine environment > Entrenched or buried > By towing submerged sled with attached plow and pipe or cable guide > With means to forcibly feed or to control tension in pipe or cable
Description: Method or apparatus wherein either (a) the string or conduit is in the form of an elongated flexible member and means are provided whereby a force transmitted along the member tending to pull the buried or entrenched portion of the same out of the bottom can be lessened or neutralized or (b) a motive force is provided to feed the string or conduit from a supply toward its final position beneath the bottom.










Patents under this class:

Patent Number Title Of Patent Date Issued
7909537 Deep-sea network and deployment device Mar. 22, 2011
6988854 Cable dispenser and method Jan. 24, 2006
6364573 Jack mechanism for J-Lay pipelaying system Apr. 2, 2002
6350085 Cable deployment system and method of using same Feb. 26, 2002
5919003 Marine pipeline recovery system and method of recovering marine pipeline Jul. 6, 1999
5823712 Method and installation for laying a pipeline on a surface located under water Oct. 20, 1998
5624207 Ocean bottom cable handling system and method of using same Apr. 29, 1997
5547314 Offshore system and method for storing and tripping a continuous length of jointed tubular conduit Aug. 20, 1996
4986697 Marine pipeline trenching plow for simultaneous pipe laying and entrenchment Jan. 22, 1991
4929124 Method and apparatus for constructing and moving long pipelines May. 29, 1990
4927294 Method and equipment for laying an elongated element underground May. 22, 1990
4909670 Submarine pipeline span correction by local axial tension release Mar. 20, 1990
4896998 Submarine cable plough Jan. 30, 1990
4810132 Pipe tensioner machine Mar. 7, 1989
4538937 Marine continuous pipe laying system Sep. 3, 1985
4521132 Apparatus and method for simultaneously tensioning pipes Jun. 4, 1985
4147454 Method of and apparatus for construction of pipes for marine use, as for ocean mining and the like Apr. 3, 1979
4091629 Marine pipeline installation system May. 30, 1978











 
 
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