| 发明名称 |
ECCENTRICALLY DRIVEN PERCUSSIVE TOOLS FOR TREATING MATERIALS |
| 摘要 |
The process and apparatus for treating rock, minerals or similar materials, has two tool-bearing sleeves. The sleeves are supported by bearings, and arranged in eccentric relationship to a common shaft. The sleeves may be rotated independently and operated percussively.
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| 申请公布号 |
CA2167357(A1) |
申请公布日期 |
1997.07.17 |
| 申请号 |
CA19962167357 |
申请日期 |
1996.01.16 |
| 申请人 |
HANNELORE BECHEM |
发明人 |
BECHEM, KLAUS;BECHEM, PHILIP;BECHEM, ULRICH |
| 分类号 |
E21C25/10;(IPC1-7):E21C25/10 |
主分类号 |
E21C25/10 |
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