2) separation of lead from copper
铜铅分选
4) lead selective flotation
优先选铅
1.
With sodium diethyl dithiocarbamate as collector and ZnSO 4+Na 2SO 4 as depressant, lead selective flotation and then zinc flotation with CuSO 4 as activator and sodium diethyl dithiocarbamate as collecter.
用乙硫氮为捕收剂、ZnSO4和Na2SO3为抑制剂优先选铅,然后以CuSO4为活化剂用乙硫氮选锌,闭路试验获得了含Pb63。
5) Pb Zn concentration
铅锌选矿
1.
An effective,simple,reliable,and economical project for treatment of waste water of Pb Zn concentration plants in Ganluo County, Sichuan Province, is proposed based on analyses of the waste water and a careful comparison among several proposed projects,with a particular attention payed to the parameters of each procedure.
本文通过对甘洛县境内的铅锌选矿废水的测试、分析以及治理工艺路线的研究,提出了一套高效、简便、可靠、经济的铅锌选矿废水治理技术方案,对其中的主要工艺单元设计参数进行了特别研究。
6) Lead and antimony separation
铅锑分选
补充资料:铅-铅测年
分子式:
CAS号:
性质:238U和235U两个母体铀同位素的特性实质相同,所产生的放射性成因206,207Pb的方程可合并为(207Pb/206Pb)=[(235U/238U)](t-1)。235U/238U现在的比值是1/137.8,利用非放射性成因‘稳定’204Pb作为参考同位素,作(207Pb/204Pb)与(206Pb/204Pb)的Pb-Pb等时线,应用方程计算年龄,式中(207Pb/204Pb)和(206Pb/204Pb)0是初始比值。
CAS号:
性质:238U和235U两个母体铀同位素的特性实质相同,所产生的放射性成因206,207Pb的方程可合并为(207Pb/206Pb)=[(235U/238U)](t-1)。235U/238U现在的比值是1/137.8,利用非放射性成因‘稳定’204Pb作为参考同位素,作(207Pb/204Pb)与(206Pb/204Pb)的Pb-Pb等时线,应用方程计算年龄,式中(207Pb/204Pb)和(206Pb/204Pb)0是初始比值。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条