Pyriteroasting process was studied by using TG-DTA thermal analysis. The effects of sample size, heating rate and roasting atmosphere on the roasting process were discussed.
用TG - DTA热分析法研究黄铁矿在不同粒度和不同升温速率及不同气氛中的焙烧过程。
2
The extracting iron from pyrite cinder by reductive roasting and sulfuric acid leaching was investigated.
研究了高温还原焙烧、硫酸浸取提取硫铁矿烧渣中的铁。
3
The technical retrofitting measures for pyrite-based sulphuric acid plant are introduced with respects to fluidized-bed roasting, cleaning, drying and absorption and conversion and energy savings.