摘要
论文主要以翟镇井田2层煤、4层煤的分层为主,构成离层型复合顶板岩性组成分析支护难点,提出适合现场施工的离层型复合顶板治理方案,满足矿井安全生产需要。
This paper mainly studies the lithology composition analysis and supporting difficulties of the composite roof of separation layer type roof which is mainly composed of 2 layers of coal and 4 layers of coal, puts forward a treatment scheme of separate layer composite roof,which is suitable for site construction and meeting the needs of mine safety production.
出处
《中小企业管理与科技》
2017年第31期180-181,共2页
Management & Technology of SME
关键词
煤层上分层
复合顶板
治理
coalseamstratification
compositeroof
governance
