摘要
根椐生产煤矿的特点,提出探放周边小窑积水原则,钻孔超前距,参数,技术要求,施工方法,安全措施及注意事项。
According to existing resource integration to the small coal mine, discuss the rule of trying drawing off the seeper of coal pits around the area. Drill distance, parameter, technical requests, construction method, safety measures and notes.
出处
《山东煤炭科技》
2010年第5期159-160,共2页
Shandong Coal Science and Technology
关键词
老空水
钻孔
排放
goal water drill hole water drainage
