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美国85届铸造工作者学会於1981年4月27日到5月1日,在辛辛那提城召开。我国没有派代表去参加,在美国进修的访问学者杨佳荣、孙国雄、甘雨及熊国庆等同志参加了这次会议。会上共宣读了约150篇论文,其中关于球墨铸铁的共12篇,环绕以下3个中心。 1.间歇脱硫技术。有“高炉铁水的脱硫——用碳化钙——镁焦及石灰——镁的脱硫实践”,“石灰——镁的喷射脱硫”及“碳化钙的喷射脱硫”共3篇论文。
The American Society of Foundry Workers was held in Cincinnati from April 27 to May 1, 1981. Our country did not send representatives to participate in the conference. The visiting scholars in the United States, including Yang Jirong, Sun Guoxiong, Gan Yu and Xiong Guoqing, attended the meeting. A total of about 150 papers were read out, of which 12 were on ductile iron and surrounded the following three centers. Intermittent desulfurization technology There are three papers: Desulphurization of blast furnace hot metal - practice of desulphurization with calcium carbide-magnesium coke and lime-magnesium, “jet-desulfurization of lime-magnesium” and “jet desulfurization of calcium carbide”.