US PATENT SUBCLASS 405 / 224.1
.~.~ Pressure holding or loosening means

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

195.1  DF  MARINE STRUCTURE OR FABRICATION THEREOF {11}
224  DF  .~ With anchoring of structure to marine floor {6}
224.1.~.~ Pressure holding or loosening means

DEFINITION

Classification: 405/224.1

Pressure holding or loosening means:

(under subclass 224) Subject matter comprising a suction means to hold the base of an offshore structure to the seabed or jet means to loosen the base from the seabed.