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河南省煤炭厅主持,于三月二十七日至二十九日在义马矿务局召开了《易自燃厚煤层分层分采的无煤柱开采评议会》.会议邀请煤炭部技术咨询委员会及省内外部分矿务局、设计院、研究所和大专院校的代表共八十八人.该课题系煤炭部下达的科研项目,由义马矿务局与我院及焦作矿院共同合作,从一九八二年三月开始沿空掘巷,至一九八三年五月工作面回采结束,共进行了十五个月的试验.其
The Coal Department of Henan Province presided over the convening of the “Non-Pillar Exploitation Council of Multi-layer Separation of Easily Spontaneous Ignition Thick Seams” at Yima Mining Bureau from March 27 to 29. The meeting invited the Ministry of Coal Technology Consultation A total of 88 delegates from the Commission and some mining bureaus, design institutes, research institutes and tertiary institutions both inside and outside the province were awarded the scientific research project issued by the Ministry of Coal Industry jointly by the Yima Mining Bureau and our institute and the Jiaozuo Mining Institute Started to dig the roadway along the goaf from March 1982 and ended the mining operation on the working face in May 1983. It conducted a total of 15 months of tests