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前言七六年六月七日至十二日意大利因西(INNSE)公司来华进行关于“无缝钢管生产新工艺”的技术座谈,在冶金部科技司、对外司领导下,由成都无缝钢管厂(主谈)、包头无缝钢管厂、天津无缝钢管厂、太原重型机械厂、攀枝花钢铁研究院、包头钢铁设计院、北京钢铁设计院、冶金部钢铁研究院、规划院等九个单位十四名代表组成对意大
Preface July 7 to June 12 INNSE Italian company to hold a technical seminar on “New Process of Seamless Steel Tube Production”, under the leadership of the Ministry of Science and Technology of the Ministry of Metallurgy and the Foreign Secretary, from Chengdu Steel Tube Plant (Main Talking), Baotou Seamless Steel Tube Plant, Tianjin Seamless Steel Tube Plant, Taiyuan Heavy Machinery Plant, Panzhihua Iron and Steel Research Institute, Baotou Steel Design Institute, Beijing Iron and Steel Design Institute, Institute of Metallurgical Steel, Planning Institute, etc. The fourteen representatives of the unit made a great contribution to Italy