US PATENT SUBCLASS 405 / 168.4
.~.~.~ Pipe tensioner

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

154  DF  PIPE OR CABLE LAYING, RETRIEVING, OR UNDERWATER MANIPULATION {6}
158  DF  .~ Submerging, raising, or manipulating line of pipe or cable in or from marine environment {7}
168.1  DF  .~.~ With causing or controlling the deformation of a line {3}
168.4.~.~.~ Pipe tensioner

DEFINITION

Classification: 405/168.4

Pipe tensioner:

(under subclass 168.1) Subject matter comprising means to apply tensile force to a conduit, to control its configuration, as it is being layed from floating means.