US PATENT SUBCLASS 405 / 173
.~.~ With raising of line from marine floor

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}
173.~.~ With raising of line from marine floor

DEFINITION

Classification: 405/173

With raising of line from marine floor:

(under subclass 158) Method or apparatus wherein significance is attributed to the lifting of the conduit or string of slender material from the bottom of the body of water into which it has been placed.