发明名称 |
PIPELINE WITH REINFORCING MEANS |
摘要 |
<p>Crack arresters for pipelines comprising a structure of ductile material of high tensile strength applied directly to the pipewall. The structure has the form of a spring, applied around the pipewall under prestress. The spring may have the shape of a helix or the shape of a spiral.</p> |
申请公布号 |
CA1063530(A) |
申请公布日期 |
1979.10.02 |
申请号 |
CA19760255232 |
申请日期 |
1976.06.18 |
申请人 |
SHELL CANADA LIMITED |
发明人 |
HAYES, DAVID J.;BEAUJEAN, JOSEPH M.E.;LINCKLAEN-ARRIENS, JAN |
分类号 |
F16L57/02;(IPC1-7):32B3/02 |
主分类号 |
F16L57/02 |
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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