The obtained achievement in building material industry is studied, including sintering cement with substituting coal by cokeite and smelting rockwool with substituting coke by cokeite and so on.
本文介绍了采煤副产品~天然焦的
,
对其在建材
业的开发研究成

了评述.主要包括天然焦代煤烧制水泥,天然焦代焦炭熔制岩棉等。


新机试真题
溶液滋润容器底部





