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陜西宏欣煤業有限公司橫山縣宏欣煤礦整合區位于橫山縣城東南約17km處,行政區隸屬橫山縣殿市鎮和韓岔鄉管轄。根據陜國土資礦采劃[2011]40號文件劃定宏欣煤礦整合區由13個拐點圈定,礦區面積24.0056 km2,地質儲量3582萬噸。年實際產原煤160萬噸的煤礦,年銷售收入為6.32億元,純利潤為3.648億元。礦區的開拓方式為平硐、立井、斜井聯合開拓,采煤方式為走向長壁式,采煤方法為綜合機械化采煤法。該礦整合區屬黃土梁峁區…… 【查看更多】
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