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Patent Searching and Data


Title:
BLOWOUT PREVENTER SEAL AND METHOD OF USING SAME
Document Type and Number:
WIPO Patent Application WO/2012/106061
Kind Code:
A3
Abstract:
A blowout preventer (BOP) seal (102) and method are provided. The seal (102) includes a tubular body (166) comprising a plurality of segments (168,170) that form a continuous loop. The tubular body (166) has a plurality of inner projections (176) extending from opposite sides of a first end thereof and a plurality of outer projections (172)ex- tending from opposite sides of a second end thereof. Each of the plurality of projections tapers away from the tubular body. A cross-sectional area along at least a portion of the plurality of segments is varied whereby the plurality of segments (168,170) are selectively rein¬ forced.

Inventors:
MELANCON JEFFREY THOMAS (US)
DOUTY JAMES ALLEN (US)
Application Number:
US2012/020405
Publication Date:
December 06, 2012
Filing Date:
January 06, 2012
Export Citation:
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Assignee:
NAT OILWELL VARCO LP (US)
MELANCON JEFFREY THOMAS (US)
DOUTY JAMES ALLEN (US)
International Classes:
E21B33/06; F16J15/02; F16J15/08; F16L23/20
Domestic Patent References:
WO1993018331A11993-09-16
Foreign References:
US20010045709A12001-11-29
GB2340570A2000-02-23
US6612584B12003-09-02
US5897094A1999-04-27
US4353560A1982-10-12
US6926283B22005-08-09
Attorney, Agent or Firm:
SALAZAR, Jennie (The JL Salazar Law Firm, 1934 W. Gray Suite 40, Houston TX, 77019-4828, US)
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