发明名称 REMOVABLE SEAL CARRIER FOR BLOWOUT PREVENTER BONNET ASSEMBLY
摘要 <p>A bonnet assembly for a blowout preventer uses a seal carrier that is removable so as to allow for efficient and easy seal replacement. The seal carrier has: a recess adapted to at least partially embed a seal for sealing the bonnet assembly to a body of the blowout preventer; and a first connecting rod coupled to and extending from an inner surface of the seal carrier, where the first connecting rod has a fastening structure proximal to a distal end of the first connecting rod, where the fastening structure is adapted to engage with a first fastening device, and where the seal carrier is removable from the bonnet assembly when the first fastening device is disengaged from the fastening structure.</p>
申请公布号 EP1642001(B1) 申请公布日期 2008.08.13
申请号 EP20040753875 申请日期 2004.06.01
申请人 HYDRIL COMPANY 发明人 HEMPHILL, EDWARD, R.;HOLLAND, WILLIAM, R.;BERCKENHOFF, MICHAEL, W.
分类号 E21B33/06 主分类号 E21B33/06
代理机构 代理人
主权项
地址