发明名称 |
Pipe with crack stopper feature, and process of protecting a pipe against propagation of cracks |
摘要 |
A steel pipe, includes an outer corrosive-preventive protective sheath, which has a surface layer of plastic material, and a crack stopper zone extending over a section of the pipe. The crack stopper zone includes a bandage which is wrapped around the pipe section and made of high-strength fiber material imbedded in a compacted matrix of thermoplastic and thermosetting plastic. The bandage is comprised of a plurality of wound layers joined to one another via the matrix by welding or gluing.
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申请公布号 |
US2001015234(A1) |
申请公布日期 |
2001.08.23 |
申请号 |
US20010782217 |
申请日期 |
2001.02.13 |
申请人 |
HILLENBRAND HANS-GEORG;HAGEN INGO VON;JUNKER GERD;KNAUF GERHARD;ARNDT JOHANNES |
发明人 |
HILLENBRAND HANS-GEORG;HAGEN INGO VON;JUNKER GERD;KNAUF GERHARD;ARNDT JOHANNES |
分类号 |
F16L57/02;(IPC1-7):F16L9/00 |
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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