简易放顶煤工作面沿空留巷实践  

Practice of Road Retained for Simple Caving Mining Face

作　　者：傅家德[1] 汪佑武 

机构地区：[1]淮南矿业集团新庄孜矿,安徽淮南232072 [2]淮南职业技术学院,安徽淮南232072

出　　处：《矿业安全与环保》2001年第4期39-40,共2页Mining Safety & Environmental Protection

摘　　要：详细介绍了“П”型组合钢梁放顶煤工作面沿空留巷的技术要求、管理重点及所取得的效果,对缓解采掘接替紧张、提高资源回收、降低生产成本具有重要意义。The paper gives a description of the t echnological requirements,management and results of roads reta ined for caving mining faces with“π”-type combined steel support,which is of great im-portance to the alternation of extra ction,the increase of resource recovery rate and reduction of produ ction cost.

关 键 词：放顶煤 沿空留巷 回采工艺 上风巷 技术参数 

分 类 号：TD263.5[矿业工程—矿井建设]