MRS-75/4500履带式行走液压支架的试验研究  

Experimental Study on MRS-75/4500 Crawler Movable Hydraulic Roof Support

作　　者：徐春江[1] 王正华[1] 吴翠艳[1] 田海英[1] 马平[1] 

机构地区：[1]煤炭科学研究总院唐山分院

出　　处：《水力采煤与管道运输》2001年第4期21-24,48,共4页Hydraulic Coal Mining & Pipeline Transportation

摘　　要：本文通过 MRS- 75/ 4 50 0履带式行走液压支架 (以下简称液压支架 )的井下工业性试验 。Based on underground commercial test of MRS 75/4500 crawler movable hydraulic roof support(hereinafter called the hydraulic support),the paper proves the adaptability of this hydraulic support to Wongawilli coal mining method.

关 键 词：履带行走液压支架 地质 煤层 回采方式 工业性试验 旺格维利采煤法 

分 类 号：TD355.4[矿业工程—矿井建设]