薄煤层回撤液压支架三角区顶板维护新工艺  

作　　者：郭绍坤 焦德奇 南宁 

机构地区：[1]铁法能源公司小青煤矿,辽宁调兵山112700

出　　处：《科技创新与应用》2018年第12期111-112,114,共3页Technology Innovation and Application

摘　　要：文章介绍了薄煤层工作面回撤液压支架施工时,三角区顶板维护的新工艺,并与传统工艺进行对比分析,从而论证新工艺的安全性、高效性及施工成本低等优势。This paper introduces the new technology of roof maintenance in triangle area when the hydraulic support is withdrawn from the thin coal face, and compares it with the traditional technology, so as to demonstrate the advantages of the new technology, such as safety, efficiency and low construction cost.

关 键 词：液压支架 掩护架 液压缸 

分 类 号：TD82[矿业工程—煤矿开采]