摘要
回采巷道支护改革势在必行，但如何改革尤其是锚杆支护的参数设计尚缺乏一套完善理论，本文介绍了依据围岩松动圈理论设计支护参数并在山西潞安王庄矿全煤巷开切眼、山东七五矿三上煤回采巷道进行了工业性试验，取得了良好的技术经济效益。
he suppornng reform of the actnal miningroadway is imporative under the circumstance,however there is no perfectt heory for thereform,especially for the design of rock boltsupporting parameters.This paperintroduced the method for rock bolt supportingparameters hased on the theory of concussioncircle,and the industrial tests in the starting cutcoal roadway,Wangzhong Mine,Luan MiningBureau, Shanxi province and the actualmining roadway of 3u seam,feven five Mine,Shandong province,Good technical andeconomical benefit have been obtained.
出处
《矿山压力与顶板管理》
1995年第3期135-137,共3页
Ground Pressure and Strata Control
