发明名称 A method to increase the head rope life for single conveyance friction mine hoists for deep shafts
摘要 The invention relates to a device and system for underground transport of ore, material and people, which includes electrical and mechanical drive systems, a plurality of hoisting devices, head ropes and balance ropes. The mass per meter of the balance ropes is significantly smaller than the mass per meter of the head ropes.
申请公布号 ZA200803388(B) 申请公布日期 2009.01.28
申请号 ZA20080003388 申请日期 2008.04.16
申请人 ABB AB. 发明人 JOHANSSON, BOERJE;GRIMESTAD, SIGURD
分类号 B66B 主分类号 B66B
代理机构 代理人
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