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1. (WO2017039740) BLOWOUT PREVENTER INCLUDING BLIND SEAL ASSEMBLY

Pub. No.:    WO/2017/039740    International Application No.:    PCT/US2015/067536
Publication Date: Fri Mar 10 00:59:59 CET 2017 International Filing Date: Wed Dec 23 00:59:59 CET 2015
IPC: E21B 33/03
E21B 33/06
E21B 34/02
Applicants: CAMERON INTERNATIONAL CORPORATION
SHELL OIL COMPANY
Inventors: VAN WIJK, Johannes
WHITBY, Melvyn F.
Title: BLOWOUT PREVENTER INCLUDING BLIND SEAL ASSEMBLY
Abstract:
A ram blowout preventer ("BOP") may be used for sealing about an object positioned in a vertical bore extending through the BOP. The ram BOP includes a body comprising a vertical bore extending through the body and a ram cavity intersecting the bore, a ram assembly movable laterally into and out of the BOP vertical bore and comprising a ram body, and an opposing ram assembly movable laterally into and out of the BOP vertical bore and comprising a ram body and a seal body coupled to the ram body, wherein the seal body comprises a seal configured to seal the entirety of the BOP vertical bore. The seal can be located on the upper and/or lower portion of the seal body to provide for bi-directional sealing across the BOP.