A bench mining system and mining method, particularly useful for open pit bench mining, employs a combination of bulldozers and transversely movable apron feeders to provide the primary mechanism for removal of overburden. The apron feeders are preferably equipped with a self-cleaning arrangement to facilitate continuous operation without undue stoppages.
申请公布号
WO2006033849(B1)
申请公布日期
2006.09.14
申请号
WO2005US32081
申请日期
2005.09.09
申请人
DRUMMOND COMPANY INC.;DRUMMOND, GARRY, N.;HONEYCUTT, GENE;ANDERSON, HAROLD
发明人
DRUMMOND, GARRY, N.;HONEYCUTT, GENE;ANDERSON, HAROLD