发明名称 MOVING SYSTEM FOR SLOPE DRILLING DEVICE
摘要 PROBLEM TO BE SOLVED: To improve the safety on an elevated slope and the economy. SOLUTION: This moving system remotely controlling a tower having a slope drilling device attached thereto and an auxiliary tower in such states as walking on the slope by a wire rope.
申请公布号 JP2001248377(A) 申请公布日期 2001.09.14
申请号 JP20000060691 申请日期 2000.03.06
申请人 SAKAMOTO YUZO 发明人 SAKAMOTO YUZO
分类号 E21B7/04;(IPC1-7):E21B7/04 主分类号 E21B7/04
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