二次高压灌浆预应力锚固技术在程潮铁矿2~#主溜井加固工程中的应用  

Application of the technology of prestressed anchor by secondary high-pressure grouting in the reinforcement of main ore-pass No.2 at Chengchao Iron Mine

作　　者：宋卫东[1] 高永涛[2] 吴顺川[2] 雷远坤[3] 毛少波[3] 

机构地区：[1]北京市北京科技大学资源工程学院,100083 [2]北京科技大学 [3]武钢程潮铁矿

出　　处：《黄金》2001年第8期18-21,共4页Gold

摘　　要：文中阐述了二次高压灌浆预应力锚固的技术特点 ,将该技术应用于程潮铁矿 2 #主溜井“托斗法”整体加固方案中 ,取得了较好的工程效果 。This paper expounds the technical characteristics of prestressed anchor by secondary high pressure grouting.This technique was applied in the program of the reinforcement of main ore pass and acquired better effect at Chengchao Iron mine.It provided a new method for the structural resumption of severe collapse of main ore pass.

关 键 词：二次高压灌浆 预应力锚杆 主溜井 托斗法 整体加固 

分 类 号：TD353[矿业工程—矿井建设]