| 发明名称 |
APPARAT FOR SLIPNING AV RORINNERVEGGAR |
| 摘要 |
A grinder is supported within a pipe, the support being arranged to adjust the movement of the head of the grinder radially and axially of the pipe axis to bear against internal cracks in the pipe wall. |
| 申请公布号 |
SE8103913(L) |
申请公布日期 |
1981.12.24 |
| 申请号 |
SE19810003913 |
申请日期 |
1981.06.22 |
| 申请人 |
COMBUSTION ENG |
发明人 |
PETTYJOHN W H;LEWIS J T;MILLIGAN W E |
| 分类号 |
B24B5/40;(IPC1-7):24B19/00;24B5/40 |
主分类号 |
B24B5/40 |
| 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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