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1 月·徐州矿务局夹河矿7417回采工作面矿山压力监测研究课题通过省级鉴定。·北京开采所、广东煤研所及梅县矿务局联合在石壁塘煤矿南采区水库采煤试验获得成功。·白沙矿务局研制的UGCZ-150型支架成形、整形机通过省级鉴定。·由北京煤矿机械厂研制的BY3600-25/50型掩护式液压支架通过了技术鉴定。
January · Xuzhou Mines Bureau 7417 mining face mining pressure monitoring research project passed the provincial appraisal. · Beijing Mining Institute, Guangdong Coal Research Institute and Meixian Mining Bureau jointly tested the coal mining in the South Mining Area of Shekitang Coal Mine. · White Sand Mining Bureau developed UGCZ-150 stent forming, shaping machine passed the provincial appraisal. · BY3600-25 / 50 type shield hydraulic support researched and developed by Beijing Coal Mine Machinery Factory passed technical appraisal.