发明名称 |
(C) ;MOTORIZED SWIVEL PROVIDED WITH A DYNAMOMETRIC MEASUREMENT UNIT |
摘要 |
PCT No. PCT/FR91/00812 Sec. 371 Date Aug. 7, 1992 Sec. 102(e) Date Aug. 7, 1992 PCT Filed Oct. 17, 1991 PCT Pub. No. WO92/07162 PCT Pub. Date Apr. 30, 1992.A motorised rotary swivel for driving drill pipe in rotation is disclosed. The swivel includes a measuring unit for measuring a dynamometric behavior of the drill pipe which is mounted adjacent to the output of the motor between the motor and a torque wench assembly. |
申请公布号 |
CA2071874(A1) |
申请公布日期 |
1992.04.20 |
申请号 |
CA19912071874 |
申请日期 |
1991.10.17 |
申请人 |
SOCIETE NATIONALE ELF AQUITAINE (PRODUCTION) |
发明人 |
HENNEUSE, HENRY;BECQ, DENIS |
分类号 |
E21B3/02;E21B19/16;E21B47/00;E21B47/12;(IPC1-7):E21B3/02 |
主分类号 |
E21B3/02 |
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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