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机构地区:[1]河南省地质矿产勘查开发局第二地质矿产调查院,河南郑州450005
出 处:《资源导刊(地球科技版)》2013年第11期83-86,共4页
摘 要:在收集和整理该区及邻区大量瓦斯地质资料的基础上,通过对荥巩煤田三李深部勘查区二,煤层地勘瓦斯含量及邻区瓦斯含量进行可靠性评价及测值校正,分析了影响三李深部勘查区二,煤层瓦斯赋存的地质因素(含煤岩系的沉积环境、含煤岩系及煤层围岩特征、煤层厚度、煤层变质程度、地质构造、煤层埋藏深度及标高等因素),建立了二,煤层瓦斯含量与各地质因素之间的关系,得到了瓦斯赋存和瓦斯分布规律,对指导三李深部勘查区未来进行矿井开采设计,采取有效的瓦斯防治措施,有着一定的理论研究和现实意义。Based on a large amount of gas geological data of the area and adjacent area collected and collated, though doing feasible evaluation and measured value corrected of geological prospecting gas content of two one coal bed of Sanli deep exploring area of Xingyang Gongyi coalfield and adjacent area, geological factors affecting gas occurrence of two one coal bed of Sanli deep exploring area are analyzed (sedimentary condition of coal bearing formation, coal bearing formation and the feature of wall rock of coal bed, the thickness of the coal bed, the metamorphic extent of the coal bed, geological structure, burying depth and the elevation of the coal bed etc.) to build the relationship between gas content of two one coal bed and geological factors and to get the rule of gas occurrence and gas distribution. It is important theoretical research and practical significance for guiding mine exploiting design of Sanli deep exploring area and for taking effective gas preventing methods.
关 键 词:荥巩煤田 三李深部勘查区 瓦斯含量 瓦斯赋存 瓦斯分布
分 类 号:P618.110.2[天文地球—矿床学]
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