Back-and-forth mining for hard and thick coal seams-research about the mining technology for fully mechanized caving working face of Datong Mine

• 来源期刊: 煤炭学报（英文版）
• 年，卷（期）: 2005,（2）
• 页码范围: 1-4
• 页数: 4页
• 语种: 英文

摘要

The article introduced the key technology, mining process, and back-and-forth mining method for the caving working face of hard-thick coal seams in Datcng mine, and researched this innovations process, optimized the systemic design and working face outplay, tried to perfect the caving mining technology of hard-thick coal seams further.