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燃化部于一九七三年四月十六日至二十一日在抚顺矿务局召开了“瓦斯煤层应用毫秒爆破经验交流座谈会”参加会议的有燃化部煤炭科学研究院,辽宁、江西、湖南煤炭局,开滦、抚顺、峰峰、盘江、阜新、平顶山、丰城、南桐、阳泉、鸡西、淮南、新汶、淄博、肥城、萍乡、英岗岭、马田等局矿,抚顺矿务局十一厂、阜新矿务局十二厂、大同矿务局化工厂、重庆八四五厂、广东三○九厂、盘口六七一厂、辽宁省煤炭研究所、重庆煤炭研究所等三十个单位,八十名代表。会上听取了抚顺胜利矿、开滦林西矿、峰峰
The Bureau of Combustion and Combustion held a seminar on “Millisecond Blasting Experience Exchange Meeting for Gas and Coal Seams” at Fushun Mining Bureau from April 16 to April 19, Jiangxi, Hunan Coal Bureau, Kailuan, Fushun, Fengfeng, Panjiang, Fuxin, Pingdingshan, Fengcheng, Nantong, Yangquan, Jixi, Huainan, Xinwen, Zibo, Feicheng, Pingxiang, Yinggangling, Martin, etc. Bureau of Mines, Fushun Mining 11 plants, Fuxin Mining 12 plants, Datong Mining Bureau chemical plant, 840 plants in Chongqing, Guangdong 309 Factory, Handan 6.71 plants, Coal Institute of Liaoning Province , Chongqing Coal Institute thirty units, eighty representatives. At the meeting heard Fushun victory mine, Kailuan Linxi mine, peak