发明名称 |
GUIDE ARCH FOR TUBING |
摘要 |
There is provided an improved guide arch for guiding the movement of continuous production tubing through a predetermined curvature, the guide arch comprising a housing and an endless curved conveyor mounted within the housing to support the tubing through its curvature, wherein the conveyor continuously supports the tubing along the majority of its length passing through the arch to thereby reduce contact stress between the tubing and the conveyor.
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申请公布号 |
CA2037240(C) |
申请公布日期 |
1997.09.30 |
申请号 |
CA19912037240 |
申请日期 |
1991.02.27 |
申请人 |
CANADIAN FRACMASTER LTD. |
发明人 |
COSTALL, CHARLES D.;BRYGGER, HANS;PILICH, ROSS;JANTZEN, LEON |
分类号 |
E21B19/22;(IPC1-7):E21B23/00 |
主分类号 |
E21B19/22 |
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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