发明名称 |
Method and apparatus for removing a pipe lining |
摘要 |
An apparatus for removing a lining from a pipe includes a collapsible stripping tool having a plurality of extensible arms with an abrading tool mounted on each arm that is deployed by inserting the apparatus into the pipeline, supplying pressurized fluid to a cylinder to extend the arms and force the abrading tools into engagement with the lining and rotating and pulling the tool down the pipe without destroying the pipe.
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申请公布号 |
US2007161339(A1) |
申请公布日期 |
2007.07.12 |
申请号 |
US20050324018 |
申请日期 |
2005.12.30 |
申请人 |
WENTWORTH STEVEN W;BAUM HARRY L III |
发明人 |
WENTWORTH STEVEN W.;BAUM HARRY L.III |
分类号 |
B24B1/00 |
主分类号 |
B24B1/00 |
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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