NGHIÊN CỨU KHẢ NĂNG SẢN XUẤT ACID SULFURIC (H …
Mar · In this study a flux mixture of basic oxygen furnace (BOF) slag and CaO powder was investigated the ability of the slag recycling in a pre-treatment process The first step of the experimental procedure was to melt iron using a high-frequency induction furnace then kg of flux was embedded into the metal There were two kinds of …