CAVING METHOD WITH BENCH RIPPING FROM BACK OF STOPE AND EQUIPMENT FOR THIS METHOD REALIZATION
摘要
申请公布号
CS9001828(A2)
申请公布日期
1991.10.15
申请号
CS19900001828
申请日期
1990.04.12
申请人
VEDECKOVYZKUMNY UHELNY USTAV,CS
发明人
ROJICEK PETR ING.,CS;LUKASIK BORIS ING.,CS;WEISS PAVOL ING.,CS;PIS PAVOL ING.,CS;HRIC MILAN ING.,CS;KOLAR JOSEF ING. CSC.,CS;BESTA MIRKO ING.,CS;KORICA RICHARD,CS
