this paper discussed a new method of producing ferric oxide red, for the purpose of raising the purity of ferric oxide red and meeting the needs of production.
本文探讨了一种氧化铁红的新的生产工艺方法,旨在提高氧化铁红的纯度,满足生产实际中的要求。
new process of preparing high pure ferric oxide red with pyrite cinder was studied.