东滩煤矿四采区3_上A煤赋存规律及其对生产的影响  

THE OCCURRENCE LAW OF UPPER 3A COAL IN 4TH WORKING AREA OFDONGTAN MINE AND ITS INFLUENCE ON THE PRODUCTION

作　　者：Zhang Xinwu(Dongtan Coal Mine of Yanzhou Mining Group Co.) 

出　　处：《煤田地质与勘探》1999年第2期26-28,共3页Coal Geology & Exploration

摘　　要：通过对东滩煤矿３上Ａ煤赋存规律的研究，分析了３上Ａ煤对矿井采掘生产的影响，提出了对策和建议，并在生产实践中得到应用，取得明显效果。Based on the study of the occurrence law of Upper 3A coal in Dongtan Mine,the influences of Upper 3A coal on the excavation and production of mine are analyzed.The measures and recommendations are provided and applied in production practice,and the significant effects are obtained.

关 键 词：煤层 夹矸 分布规律 开采影响 煤矿地质 

分 类 号：P618.110.4[天文地球—矿床学] TD163.1[天文地球—地质学]