发明名称 INTEGRAL PUMPING TEE, BLOWOUT PREVENTER AND TUBING ROTATOR
摘要 An improved assembly of wellhead equipment consisting of a flow tee having an upper end and a lower end, a blowout preventer having an upper end and a lower end and a tubing rotator having an upper end and a lower end, wherein the improvement comprises combining the flow tee, the blowout preventer and the tubing rotator in a single apparatus so that the lower end of the flow tee is permanently connected to the upper end of the blowout preventer and the lower end of the blowout preventer is permanently connected to the upper end of the tubing rotator.
申请公布号 CA2203091(A1) 申请公布日期 1998.10.18
申请号 CA19972203091 申请日期 1997.04.18
申请人 BLAND, LINDEN H.;CAMPBELL, DAVID WILLIAM 发明人 BLAND, LINDEN H.;CAMPBELL, DAVID WILLIAM
分类号 E21B33/03;E21B33/04;E21B33/06;(IPC1-7):E21B33/06 主分类号 E21B33/03
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