发明名称 |
A METHOD OF ENCASING A YIELDING ROCK BOLT SHAFT |
摘要 |
<p>A method of encasing a solid shaft (10) to be used in a yielding rock bolt which comprises passing a de-bonding sheath (18) through a mechanical feed means (14) and feeding the de-bonding sheath (18) onto the shaft (10). The shaft (10) is preferably mounted into an externally threaded end (12) which engages with a threaded stopper (16).</p> |
申请公布号 |
WO2010009506(A1) |
申请公布日期 |
2010.01.28 |
申请号 |
WO2009AU00938 |
申请日期 |
2009.07.24 |
申请人 |
GARFORD PTY LTD;HEDRICK, NEVILLE |
发明人 |
HEDRICK, NEVILLE |
分类号 |
B21D49/00;E21D21/00 |
主分类号 |
B21D49/00 |
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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