US PATENT SUBCLASS 166 / 354
.~.~.~ Having means to hold vessel at given location (e.g., anchor, etc.)
Current as of:
June, 1999
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166 /
HD
WELLS
335
DF
SUBMERGED WELL
{10}
351
DF
.~ Means removably connected to permanent well structure {7}
352
DF
.~.~ Surface vessel {3}
354
.~.~.~ Having means to hold vessel at given location (e.g., anchor, etc.)
DEFINITION
Classification: 166/354
Having means to hold vessel at given location (e.g., anchor, etc.):
(under subclass 352) Process or apparatus including provision to cause the buoyant means not to move once in position over the well.
