SEMISUBMERSIBLE FLOATING SEA PLATFORM
United States Patent 3507239
US Patent References:
Stable floating foundation
- - 3154039
Apparatus for drilling in deep water
- - 3294051
Marine structure
- - 3397545
SEMI-SUBMERSIBLE FLOATING STRUCTURE OF HIGH STABILITY
- - 3443543
Stable floating foundation
- - 3154039
Apparatus for drilling in deep water
- - 3294051
Marine structure
- - 3397545
SEMI-SUBMERSIBLE FLOATING STRUCTURE OF HIGH STABILITY
- - 3443543
Inventors:
Wipkink, Johannes
Holst, Marinus Van
Wolters, Johan Gerhard
Holst, Marinus Van
Wolters, Johan Gerhard
Publication Date:
04/21/1970
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Export Citation:
Assignee:
INGBUREAU MARCON NV
SCHEEPSBOUWBELANGEN NV
SCHEEPSBOUWBELANGEN NV
Primary Class:
Other Classes:
405/207
International Classes:
B63B9/06; B63B35/44; E02B17/00; E04B1/19; F16B7/00; B63B9/00; B63B35/00; F01K7/22; F01K7/16