Hybrid assessment of pre-blasting weakening to horizontal section top coal caving （HSTCC） in steep a

来源 :矿业科学技术学报：英文版 | 被引量 : 0次 | 上传用户：zhudebaotogogo

【摘要】

：

Horizontal section top-coal(HSTCC)caving offers a powerful method to efficiently excavate rude coal in steep and thick seams,and pre-blasting weakening has a pr

【作者】

：

Lai Xingping

【机构】

：

CollegeofEnergyEngineering,KeyLaboratoryofWesternMinesandHazardPrevention

【出处】

：

矿业科学技术学报：英文版

【发表日期】

：

2014年1期

【关键词】

：

水平分段放顶煤经济效益评估爆破弱化厚煤层混合乳化炸药基质压力监测爆破方案 Pre-blasting weakening HSTCCS teep a

【基金项目】

：

Financial support for this work, provided by the National Natural Science Foundation of China （No. 11002021）, the Doctoral Subject, Foundation of the Ministry of Education of China （No. 20070008012）,

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Horizontal section top-coal(HSTCC)caving offers a powerful method to efficiently excavate rude coal in steep and thick seams,and pre-blasting weakening has a profound effect on pursuing great production,high efficiency and good benefit under particular co

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Hybrid assessment of pre-blasting weakening to horizontal section top coal caving （HSTCC） in steep a

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