发明名称 Dual-direction ram-type blowout preventer seal
摘要 A ram-type blowout preventer and method of actuating thereof. The ram-type blowout preventer includes a seal carrier disposed about a vertical bore between the body and adjacent to the horizontal bore. The seal carrier is configured to be thrust into sealing engagement with at least one of a pair of ram blocks of the ram-type blowout preventer by fluid pressure above the ram blocks and a sealing device forms a seal between the body and the seal carrier.
申请公布号 AU2007333153(B2) 申请公布日期 2013.12.12
申请号 AU20070333153 申请日期 2007.12.10
申请人 HYDRIL USA MANUFACTURING LLC 发明人 JUDA, JOHN DAVID;CHAUVIERE, EUGENE CHARLES
分类号 E21B7/00 主分类号 E21B7/00
代理机构 代理人
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