<p>Production of a hydraulic binder consisting mainly of cement involves addition as a chromate reducer of iron (II) sulfate monohydrate (FeSO4.H2O), at least part of which is milled together with the cement clinker.</p>
申请公布号
EP1871720(A1)
申请公布日期
2008.01.02
申请号
EP20060724138
申请日期
2006.04.07
申请人
TRONOX PIGMENTS INTERNATIONAL GMBH;KEHRMANN, ALEXANDER
