对无烟煤配入瘦煤和焦粉，用改性焦油洗油残渣做黏结剂，制备冷压型焦进行了试验研究。
An experiment and research on cold briquetting coke was conducted with anthracite coal blended with lean coal and fine coking coal and with residuum of modified coal tar oil as the binder.
对冶炼高钛型钒钛磁铁矿的一号高炉炉身上部进行了压入和喷补造衬。
The upper shaft lining of no. 1 blast furnace for smelting high TiO2 bearing vanadic titanomagnetite is repaired by forcing and gunning methods.
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