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煤炭部技术发展司、制造局于1983年4月29日至5月2日,在四川省中梁山煤矿召开了“隔爆水棚技术评定及AYJ-2型5路和AYJ-3型单路瓦斯遥测警报断电仪技术复审”会议。参加会议的有生产、教学、科研、设计等方面的60个单位的81名代表。 会议期间,重庆煤炭研究所介绍了国外,矿井防隔爆新技术,国内隔爆水棚的研究试验进展情况,观看了有关防隔爆技术的影片,并参观了重庆煤炭研究所煤尘爆炸试验站,用地下大型实验巷道和用地面2米直径铁管道进行隔爆水棚阻止煤尘爆炸及瓦斯爆炸的表演试验。
Ministry of Coal Industry Technology Development Division, Bureau of Manufacturing from April 29, 1983 to May 2, held in Zhong Liang Shan Coal Mine in Sichuan Province “flameproof water shed technical evaluation and AYJ-2 type 5 and AYJ-3 type single Gas telemetry alarm power meter technical review ”meeting. Attending the meeting were 81 representatives from 60 units in production, teaching, scientific research and design. During the meeting, Chongqing Coal Research Institute introduced the foreign, mine explosion-proof new technology, domestic explosion proof shed research progress, watched the explosion-proof technology film, and visited the Chongqing Coal Research Institute coal dust explosion test Station, with a large underground tunnel experiment and the ground with 2 m diameter iron pipe explosion-proof water shed to stop the coal dust explosion and gas explosion performance test.