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本文系J. O. Edstr m教授作为1981年瑞典冶金代表团团长访问我国时所做报告的主要内容.由于瑞典缺煤,但水电丰富,他们在为节省煤(焦)、在发展等离子技术用于生产海绵铁方面做了大量研究和发展工作.本文介绍了这些新工艺,并做了有意义的技术经济比较,故重点译出供国内参考.为节省篇幅,原文中对现代其他海绵铁生产方法的对比部分,编者做了删节.
This article is the main content of Professor JO Edstr m’s report when the head of the Swedish metallurgical delegation visited our country in 1981. Because of the lack of coal in Sweden, but rich in hydropower, they are trying to save coal (coke), while developing plasma technology for production Sponge iron has done a lot of research and development work.This paper introduces these new technology, and makes a meaningful technical and economic comparison, it is mainly translated for domestic reference.For the sake of saving space, the original text of the modern sponge iron production methods Contrast section, the editor made abridged.