黄金科学技术
黃金科學技術
황금과학기술
GOLD SCIENCE AND TECHNOLOGY
2013年
5期
71-75
,共5页
低品位%高氧化率%混合铜矿%浮选
低品位%高氧化率%混閤銅礦%浮選
저품위%고양화솔%혼합동광%부선
low grade%high oxidation rate%mixed copper ore%flotation
某低品位混合铜矿原矿含铜0.32%，其中氧化铜占50.73%，属品位低且氧化率较高的铜矿石。为了充分利用该部分铜矿资源，针对该混合铜矿矿石特点，采用优先浮选硫化铜再活化浮选氧化铜矿，分别通过一粗三精一扫流程工艺，进行了一系列条件试验，并根据条件试验所得的最佳工艺参数进行闭路试验，获得了铜精矿铜品位18.58%、回收率77.55%以及伴生金回收率70.67%的良好指标。该工艺流程和药剂制度简单合理，适用性强，易于实现工业化生产。
某低品位混閤銅礦原礦含銅0.32%，其中氧化銅佔50.73%，屬品位低且氧化率較高的銅礦石。為瞭充分利用該部分銅礦資源，針對該混閤銅礦礦石特點，採用優先浮選硫化銅再活化浮選氧化銅礦，分彆通過一粗三精一掃流程工藝，進行瞭一繫列條件試驗，併根據條件試驗所得的最佳工藝參數進行閉路試驗，穫得瞭銅精礦銅品位18.58%、迴收率77.55%以及伴生金迴收率70.67%的良好指標。該工藝流程和藥劑製度簡單閤理，適用性彊，易于實現工業化生產。
모저품위혼합동광원광함동0.32%，기중양화동점50.73%，속품위저차양화솔교고적동광석。위료충분이용해부분동광자원，침대해혼합동광광석특점，채용우선부선류화동재활화부선양화동광，분별통과일조삼정일소류정공예，진행료일계렬조건시험，병근거조건시험소득적최가공예삼수진행폐로시험，획득료동정광동품위18.58%、회수솔77.55%이급반생금회수솔70.67%적량호지표。해공예류정화약제제도간단합리，괄용성강，역우실현공업화생산。
The rude ore of a low grade mixed copper ore is a low grade and high oxidation rate copper ore,which with a grade of 0.32% and an oxygenation efficiency of 50.73%.To take full advantage of the partial copper resources and against the characteristics of mixed copper ore,the article conducted the copper sulfide flotation firstly,and then conducted activation and copper oxide flotation by the process of one roughing,three refining and one scavenging.A series of condition tests have been conducted,and the closed-circuit tests which based on the optimal parameters of condition tests can obtain the copper concentrate with a grade of 18.58%,recovery rate of 77.55% and associated gold recoveries of 70.67%.The flotation indexes are satisfactory.The technological process and reagent system are simple,adaptable and easy to realize commercial production.
