发明名称 |
Rock anchor |
摘要 |
The rock anchor with a fibreglass-reinforced anchor bar has a plastic anchor head which is integrally moulded on the anchor rod and in which an insert of a metal of high tensile strength is located concentrically to the anchor bar.
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申请公布号 |
DE3313003(A1) |
申请公布日期 |
1984.10.18 |
申请号 |
DE19833313003 |
申请日期 |
1983.04.12 |
申请人 |
BWZ BERG- UND INDUSTRIETECHNIK GMBH |
发明人 |
MARSCH,WALTER,DIPL.-ING. |
分类号 |
E21D21/00;(IPC1-7):E21D21/00 |
主分类号 |
E21D21/00 |
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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