E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/51
E21B 33/076 (2006.01) H02G 1/10 (2006.01)
Patent
CA 1252385
ABSTRACT OF THE DISCLOSURE SUBSEA WIRELINE LUBRICATOR A novel subsea wireline lubricator comprises in sequence (a) means for entry, (b) at least one blow-out preventer, (c) a riser, (d) a foot valve and (e) a connector for connection to a subsea well head assembly. The lubricator permits wireline access to subsea oil wells without the need for a conventional tensioned riser.
494729
Cressey John F.
Hardy Ian J.
British Petroleum Company P.l.c. The
Ridout & Maybee Llp
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