| 我国煤炭资源开发利用“三率”调查与评价 |
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| 引用本文： | 冯安生,卞孝东,郭俊刚,吕振福.我国煤炭资源开发利用“三率”调查与评价[J].矿产保护与利用,2016(5):5-10. |
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| 作者姓名： | 冯安生 卞孝东 郭俊刚 吕振福 |
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| 作者单位： | 中国地质科学院郑州矿产综合利用研究所,河南 郑州450006;国家非金属矿资源综合利用工程技术研究中心,河南郑州450006 |
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| 基金项目： | 中国地质调查局地质矿产调查评价项目(1212011220930) |
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| 摘 要： | 介绍了我国煤矿开采回采率、原煤入选率和利用率“三率”调查结果。我国煤矿资源当年原煤产量2 493 959.4 kt。大型矿山数量占全国总数的8.00%,原煤产量占全国总量的60.71%。我国煤矿采区回采率为83.29%,原煤入选率为41.83%,视褐煤入选后原煤入选率为50.42%;调查矿山煤炭共伴生资源利用率平均值为30.21%。
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| 关 键 词： | 煤炭资源 调查评价 采区回采率 原煤入选率 利用率 |
An Investigation on Mining Recovery,Processing Ratio and Utilization ratio of Coal Mines in China |
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| Abstract: | The paper introduces results of a comprehensive investigation on coal mines all over Chi-na.Statistical data concerning mining recovery , processing recovery , utilization ratio were ana-lyzed.total output of raw coal was about 2493959.4 kt.Large scale coal mines were accounting for 8 .00%in all in China and production capacity was accounting for 60 .71%.Ming recovery was 83 .29%, the processing ratio of raw ore was 41 .83%, if the lignite was processed the processing ratio of raw ore was 50 .42%;the utilization ratio of associated minerals was 30 .21%. |
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| Keywords: | coal resources investigation mining recovery processing ratio utilization ratio |
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