The result showed that if the waste slag compose of 10% fluid and react with low concentrated sulfuric acid, 90% dihydrate plaster would be prepared.
实验表明，将废渣配成10％浓度的浆液与低浓度废硫酸进行反应，可制造含量达90％以上的优质二水石膏。
This invention USES phosphorus residue, steelmaking slag and calcined plaster as components of the clinker-free white cement.
本发明涉及一种水泥新品种，更确切地说涉及一种磷渣钢渣白水泥及其制备方法。
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