文章來源：山東國資委 發布時間(jian)：2009-12-04
由兗礦(kuang)集(ji)團機(ji)(ji)(ji)(ji)電設備(bei)制造(zao)廠(chang)制造(zao)的(de)ET24500/20/38型(xing)轉(zhuan)載機(ji)(ji)(ji)(ji)道掩護式(shi)支架(jia)經過南屯礦(kuang)綜(zong)機(ji)(ji)(ji)(ji)工(gong)(gong)(gong)區的(de)改(gai)造(zao)、調試，于近日運送(song)到井(jing)下，在該礦(kuang)7319工(gong)(gong)(gong)作面首(shou)次安裝使用。新型(xing)轉(zhuan)載機(ji)(ji)(ji)(ji)道掩護式(shi)端頭支架(jia)，改(gai)變了綜(zong)采工(gong)(gong)(gong)作面轉(zhuan)載機(ji)(ji)(ji)(ji)巷(xiang)(xiang)道的(de)單體(ti)支護模(mo)式(shi)，提高了巷(xiang)(xiang)道維護質量，減(jian)輕了職工(gong)(gong)(gong)勞動強度，為(wei)礦(kuang)井(jing)安全(quan)生產提供了保證。