发明名称 |
Support pile with two shielded props |
摘要 |
The invention concerns a support pile with two shielded props, for example a jib or lemniscate pile. According to the invention, the support points 6, 7 of the two props 4, 5 on the cap 1 are not located in a same transverse plane of the pile. Application: support-propping in mines. <IMAGE>
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申请公布号 |
FR2537205(A1) |
申请公布日期 |
1984.06.08 |
申请号 |
FR19820020527 |
申请日期 |
1982.12.06 |
申请人 |
MANCHE ATELIERS CHANTIERS |
发明人 |
ALAIN DOLE ET JEAN-CLAUDE LEUILLER;LEUILLER JEAN-CLAUDE |
分类号 |
E21D23/00;E21D23/04;(IPC1-7):E21D23/04;E21D19/00 |
主分类号 |
E21D23/00 |
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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