发明名称 |
Methods and apparatus for drilling with a multiphase pump |
摘要 |
The present invention generally relates to an apparatus and method for removing hydrocarbons and other material from a wellbore. In one aspect, a method of drilling a sub-sea wellbore is provided. The method includes circulating a drilling fluid through a drill string from a surface of the sea to a drill bit in the wellbore. The method further includes pumping the fluid and drill cuttings from the sea floor to the surface with a multiphase pump having at least two plungers operating in a predetermined phase relationship. In another aspect, a fluid separator system having a first and a second plunger assembly is provided. The fluid separator system includes at least one fluid line for removing a fluid portion from the at least one plunger assembly and at least one gas line for removing gas from the first and a second plunger assembly.
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申请公布号 |
US6966367(B2) |
申请公布日期 |
2005.11.22 |
申请号 |
US20030606652 |
申请日期 |
2003.06.26 |
申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
BUTLER BRYAN V.;CHITTY GREGORY H.;NOTT DARCY;SAPONJA JEFFREY C.;MOYES PETER B. |
分类号 |
E21B21/00;E21B21/06;E21B21/08;(IPC1-7):E21B43/00 |
主分类号 |
E21B21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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