Inventor
NICE SIDNEY BASIL
US4 patents
Patents
4 patentsUS6588502B2Jul 8, 2003
Well pressure activated pack-off head
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US6609571B2Aug 26, 2003
Remote sub-sea lubricator
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US6953085B2Oct 11, 2005
Well pressure activated pack-off head
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US6772843B2Aug 10, 2004
Sea-floor pressure head assembly
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