【摘要】 磷矿岩常温捕收剂Ｇｄ７０３是由黑色脂肪酸加分散剂和表面活性剂而制成．它可以实现朝阳磷矿南矿段硅质磷块岩的常温正－反浮选，其经济技术指标均等于或超过氧化石蜡皂的分选结果，有显著的经济效益。更多还原

【Abstract】 Collector Cd703 is made of black fatty acid,dispersant and surfeetant.It is used in direct-reverse flotation for siliceous phosphale rook in Jiangxi Chaoyang Phosphate Mine at normaltemperature.Its economic and technic indexes is equal to or more than that by using oxidized paraffin wax soap.更多还原