| 发明名称 |
Deformable liner tube having a wall formed by tubules that are able to be deformed |
| 摘要 |
A deformable tube has a wall which comprises a number of axial, toroidal or helical tubules which are at least partly deformed in response to deformation of the tube in radial and/or axial directions.
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| 申请公布号 |
NZ507198(A) |
申请公布日期 |
2003.04.29 |
| 申请号 |
NZ19990507198 |
申请日期 |
1999.04.23 |
| 申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B |
发明人 |
LOHBECK, WILHELMUS CHRISTIANUS MARIA |
| 分类号 |
E21B29/10;E21B43/10;F16L9/12;F16L11/12;F16L55/16;F16L55/165;(IPC1-7):E21B43/10 |
主分类号 |
E21B29/10 |
| 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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