chromite ore processing plant in china
chromite ore users mills in china The disposition of chromite ore processing residue (COPR . ·Chromite ore processing residue (COPR) produced during the manufacture of chromates and dichromates consists of high temperature oxides, brownmillerite (Ca 2 FeAlO 5) and periclase (MgO), possibly excess hydrated lime, and various impurities such as ...