The effects of adding sodium alkyl hydroxamate to the system on the recovery of Cu and Au under the best consumption of Na2S and sodium n-butyl xanthate have also been studied.

• 采用常规的硫化浮选工艺,研究了硫化钠、丁黄药用量对铜、金回收率的影响；并在硫化钠、丁黄药最佳用量的条件下,研究了添加羟肟酸钠对铜、金回收率的影响。