原燃化部于1974年10月8日至17日,在淮南煤矿基建局召开了全国煤矿冻结施工座谈会。到会的有15个省市51个施工、设计、科研和教学单位,近150人。会议期间,代表们参观工地,畅谈取得的成绩,交流施工经验,介绍国外情况,探索今后深井冻结凿井技术。 The original combustion of the Ministry of October 8, 1974 to 17, held in Huainan Coal Mine Infrastructure Bureau national coal mine freezing construction forum. There are 51 construction, design, research and teaching units in 15 provinces and cities, nearly 150 people. During the meeting, delegates visited the site, talked about achievements, exchanged construction experience, introduced foreign situations and explored future deep-well freezing sinking technologies.