发明名称 |
METHOD FOR TRANSPORTING AND INSTALLING AN EXPANDABLE STEEL TUBULAR |
摘要 |
A method for expanding an expandable steel tubular comprises the steps of: flattening the unexpanded tubular; transporting the flattened unexpanded tubular to a location at or near the site where the tubular is to be installed; unflattening the tubular before positioning the tubular at said site; and expanding the tubular along at least a substantial part of its length before or after the tubular has been positioned at said site.
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申请公布号 |
CA2348559(A1) |
申请公布日期 |
2000.05.11 |
申请号 |
CA19992348559 |
申请日期 |
1999.10.28 |
申请人 |
SHELL CANADA LIMITED |
发明人 |
LOHBECK, WILHELMUS CHRISTIANUS MARIA |
分类号 |
B65H75/34;E21B19/22;E21B43/08;E21B43/10;(IPC1-7):E21B19/22 |
主分类号 |
B65H75/34 |
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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