摘要
经对浩然煤矿井田开拓方案的技术经济比较,开拓采用方案一:改造利用原平大万梁煤业现有主斜井、副斜井和回风斜井,首采区布置于2号煤层内,全矿井共布置1个+1 295 m水平面,7个采区。方案一比方案二少投资1211万元。
By techno-economic comparison of mine field development,the plan one was adopted in Haoran Mine:transforming the current main inclined shaft,auxiliary inclined shaft and return-air inclined shaft of Dawanliang Coal Co.,Yuanping.The first mining area was located in the No.2 coal seam,with one + 1297 m horizontal level and seven mining areas altogether in the whole mine.The investment of the plan one is less than that of the plan two by 12.11 million yuan.
出处
《山西煤炭》
2014年第9期41-43,共3页
Shanxi Coal
关键词
井田开拓
技术比较
经济比较
mine field development
technical comparison
economic comparison
