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1986年10月21～24日在青岛钢厂召开了“高压润滑无芯棒拔管新工艺”技术鉴定会。该工艺是由青岛钢厂和华东冶金学院负责,江西洪都钢厂参加研制的。冶金工业部、山东省冶金总公司,鞍山钢院和鞍钢无缝钢管厂等13个单位共21名代表参加了鉴定会。与会的专家、教授及工程技术人员在审评有关技术文件并对试生产情况进行现场观测后认为,该工艺方案新颖,在国内系属首
October 1986 October 21 ~ 24 in Qingdao Steel held a “high pressure lubrication coreless extubation new technology” technical appraisal. The process is from Qingdao Steel Mill and East China Institute of Metallurgy, Jiangxi Hongdu Steel participated in the development. The Ministry of Metallurgical Industry, Shandong Metallurgical Corporation, Anshan Iron and Steel Company and Anshan Iron and Steel Plant and other 13 units of a total of 21 representatives attended the appraisal. After attending the experts, professors and engineering and technical personnel to review the technical documents and on-site trial of the trial production after the view that the process is innovative, is the first in the country