AQ 1050-2008 保护层开采技术规范报批稿.pdfVIP

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AQ 1050-2008 保护层开采技术规范报批稿.pdf

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ICS: 备案号： AQ 中华人民共和国安全生产行业标准 AQ1050—2008 保护层开采技术规范 Technical criterion of protective coal seam exploitation 审稿本稿完成日期2007.10 2008-11-19 发布 2009-01-01 实施国家安全生产监督管理总局发布 AQ 1050—2008 目次前言 Ⅱ 1 范围·············································································································································1 2 规范性引用文件·························································································································1 3 术语及定义·································································································································1 4 层开采的用条件选择原则·························································································1 5 层开采及瓦抽采规划·····································································································2 6 层开采及瓦抽采·············································································································2 7 被层开采及瓦抽采·········································································································3 8 被层效果及范围考察验证·············································································3 9 被层区域性消除突出危险性评定·····················································································3 10 他····················································································