The concentrate from a Yunan high sulfur iron ore has a sulfur content that exceeds that specified in the standard due to the pyrrhotite. 云南某高硫铁矿石因含磁黄铁矿而造成精矿含硫超标。
The effects of magnetic treatment on flotation behavior of primary porphyry copper-sulphide ore and high sulphur secondary copper-sulphide ore were investigated. 研究了磁化处理对斑岩型原生硫化铜矿和高硫次生硫化铜矿浮选的影响。