发明名称 |
Softwall mining method and device |
摘要 |
A softwall mining method and device. Each of a plurality of mining devices comprise a supporting portion, an earth moving portion and a coupling mechanism for advancing the earth moving portion into a mining face, and for advancing the supporting portion toward the earth moving portion. Supporting portions of the devices are locked together to anchor movement of the earth moving portions, and earth moving portions of the devices are separately locked together to anchor the movement of the supporting portions. |
申请公布号 |
AU7166001(A) |
申请公布日期 |
2002.01.14 |
申请号 |
AU20010071660 |
申请日期 |
2001.06.29 |
申请人 |
RANDALL D. PETERSON;BRANDON H. WOOLEY;JONATHAN WAYNE WITTWER;BRIAN DOUGLAS GALE;JOEL BRIAN MUNDT;JESSE TATE OLSON;JOSEPH CHRYST WALKER;NATHAN L. BAKER;K. S. MORTENSEN |
发明人 |
RANDALL D. PETERSON;BRANDON H. WOOLEY;JONATHAN WAYNE WITTWER;BRIAN DOUGLAS GALE;JOEL BRIAN MUNDT;JESSE TATE OLSON;JOSEPH CHRYST WALKER;NATHAN L. BAKER;K. S. MORTENSEN |
分类号 |
E02F1/00;E21C27/40;E21C41/16;E21C41/18;E21C41/26;E21C45/00 |
主分类号 |
E02F1/00 |
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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