SMALL DIAMETER RISER PIPE SYSTEM
United States Patent 3486555

Inventors:
Vincent, Renic P.
Publication Date:
12/30/1969
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Assignee:
PAN AMERICAN PETROLEUM CORP
Primary Class:
166/355
Other Classes:
175/7, 166/359
International Classes:
E21B17/01; E21B17/00; E21B33/035; E21B43/01; E21B7/12
US Patent References:
3369599Subsea deep drilling apparatus and method
3422889FAST PIPE COUPLING FOR OFFSHORE DRILLING




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