俄霍布拉克煤矿5303综放工作面CO的防治

来源 :煤炭科技 | 被引量 : 0次 | 上传用户:fenghui111
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
针对俄霍布拉克煤矿5303综放面CO的来源,研究了治理方案,制定了工作面正常回采时的防灭火措施。该矿实施防灭火措施后,实现了安全生产。
其他文献
按照《防治煤与瓦斯突出规定》的要求,对容光煤矿开釆下保护煤层的最小层间 距进行了理论和现场研究,结合“比值”判别法、“三带”判别法分别对下保护层的开采 技术条件进行
In this paper we characterize a broad class of semilinear surjective operators given by the following formula where Z are Hilbert spaces, and is a suitable nonl
随着市场供求关系的变化,特别是近年来买方市场的到来,“谁拥有市场便拥有未来”,乡镇企业同国内外各类企业都投入生死存亡的市场争夺战中去。看不见硝烟的战场市场就是战场。为
A Fast Fourier transform approach has been presented by Carr & Madan (2009) on a single underlying asset. In this current research paper, we present fast Fourie
It is well known that the full compressible Navier-Stokes equations with viscosity and heat conductivity coefficients of order of the Knudsen number ò>0 ca
Fractal geometry provides a new insight to the approximation and modelling of experimental data. We give the construction of complete cubic fractal splines from
阐述了膏体充填开采技术在“三下一上”煤层回采的应用,并通过对煤层顶底板和地表沉陷等矿山压力显现的观测,分析地表控制效果,进一步总结规律,为煤矿充填开采生产提供经验和
An explicit form of reliability and economical stationary performance indexes for monotonous multicomponent system with regard to its elements’ maintenance has