1、

Research and Practice of Updraught Sintering Technique for Lead Concentrate

铅鼓风烧结技术的研究与实践

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2、

interference of lead and sliver and its elimination for analysis of gold in lead concentrate by iodimetry

碘量法分析铅精矿中金时铅、银的干扰与消除

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3、

an experimental research on recovering gold from lead concentrate with cyaniding process was carried out. and the break-even point is that the extraction rate of gold is more than 50.00% while lead less than 3.00%.

为了提高经济效益,对从铅精矿中氰化浸出回收金进行了研究,其盈亏平衡点是金的浸出率≥50.00%,铅浸出率≤3.00%。

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4、

by the research about cu-pb bulk flotation technology of a gold-containing poly-metallic sulfide ore, the suitable cu-pb bulk concentrate can be gained. then cu-pb separation can be successfully applied to the bulk concentrate by shaking table, qualified copper concentrate and qualified lead concentrate can be obtained.

通过对某含金多金属硫化矿铜铅混合浮选工艺的研究,可获得适宜的Cu-Pb混合精矿,从而在摇床上顺利实现铜、铅分离,获得合格的铜精矿与铅精矿。

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5、

All this would naturally lead them to concentrate their pressure on us.

所有这些自然使得他们把压力集中到我们身上。

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6、

experimental research on recovering lead and silver from cyanided gold tailings to improve concentrate grade

金氰化尾渣回收铅银提高精矿品位的试验研究

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7、

A method is proposed to determine free native silver and free silver sulphide in lead-zinc concentrate.

拟定了分离测定铅锌精矿中游离硫化银和游离自然银的方法.

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8、

It can be applied to analyze the lead chemical phase in lead and zinc concentrate.

方法可应用于铅锌精矿与铅锌物料中铅的物相分析,对其它物相分析研究也有重要参考价值.

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9、

With unity stibnite concentrate and lead-antimony concentrate act as the raw material, sodium sulfide was used to leach antimony concentrate to form sodium thioantimonite solution, sodium pyroantimonate was precipitated by blasting air into the solution.

以单一的辉锑矿精矿和铅锑精矿为原料,通过硫化钠浸出锑精矿使锑形成硫代亚锑酸钠进入溶液,往溶液中鼓入空气,使锑生成焦锑酸钠产品。

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10、

The pressure acid leaching process of bulk concentrate of zinc and lead is investigated.

研究锌铅混合精矿加压浸出过程.

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11、

Study on determination of silver in lead zinc mixed concentrate by fire assaying method

火法测定铅锌混合矿中银的研究

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12、

Investigations of Preparating Lead-sulfate and Mangano-manganic-oxide from Galena Concentrate and Pyrolusit; Dressing Practice of-0.5 mm Manganese Ore

从方铅矿精矿和软锰矿直接制备硫酸铅和四氧化三锰材料的研究-0.5mm锰矿选矿研究与生产实践

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13、
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