2020年6月1日 · Zinc content of BOS dust can be controlled substantially through the elimination of galvanized scrap’s inclusion in the scrap charge to the furnace, will levels capable of …

2022年10月1日 · Basic oxygen steelmaking (BOS) dust and blast furnace (BF) dust from former and operating steelmaking facilities in the United Kingdom have been characterized by MP …

2018年10月30日 · Oxalic acid, citric acid, acetic acid, propionic acid, butyric acid, and valeric acid were tested for their individual effectiveness in the selective leaching of zinc from a sample of …

2025年2月6日 · Knowing which zinc-bearing species are present in the BOS dust is a key aspect in understanding and developing an efficient recycling process for the dust. High end …

BOS-1 showed the lowest leachability with only less than 10% of zinc removed by 0.5 M acid concentration and 90% of the L/S stoichiometric ratio in 10 h. The best zinc selectivity was …

2020年3月5日 · In this study, the effects of sintering temperature and oxygen partial pressure on zinc removal from the BOS filter cake were investigated using tablet sintering tests, while the …

2019年4月7日 · The selective leaching of zinc from three different basic oxygen steelmaking (BOS) filter cakes by butyric acid was investigated to compare the leaching behaviors of zinc …

A key steel plant by-product stream is dust from basic oxygen steelmaking (BOS), which can be recycled back to the BOS vessel as iron units and to aid slag formation. The major limitations …

2019年2月1日 · In this study, a new leaching process of the steelmaking waste using butyric acid has been developed for selective zinc removal with minimum loss of iron from the waste …

Zinc and iron removal studies from BOS by-product were investigated by means of chlorination roasting. Chlorination roasting of the BOS material by means of pyrometallurgical extraction …