cyanide process

The detailed investigation has shown that although gold concentrate powders have a higher proportion of liberated or exposed gold particles, the results obtained by direct leaching them using conventional cyanide process are not very satisfactory.

某些金精粉中单体金和裸露金所占比例虽然较高，但采用常规氰化法直接浸取时，金的浸出率仍然很低。

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A cyanide-free alkaline Cu plating process using a strike-to-intermittence two-stage automatic switching power supply was developed.

提出了一种采用冲击镀转间隙镀两级跳自动电源的无氰碱铜工艺.

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The present utilize condition of pyrite slag and the affect factors to the cyanide process to reclaim gold and silver were reviewed.

综述了黄铁矿烧渣的利用现状以及氰化法回收烧渣中金银的影响因素。

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The gold extraction process from alkaline cyanide solution with the synergic system consisted of MSO and TBP is studied.

研究MSO-TBP组成的协萃体系从碱性氰化液中萃取金过程。

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The improvement of gold recovery from gossan type gold ores by cyanide process

铁帽型金矿氰化提金生产过程中提高回收率的措施

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And the test results showed that the quality was the same as the gold plating layer prepared by the cyanide process.

对无氰工艺制得的镀金层进行品质测试并与有氰工艺镀金层作比较，结果表明，二者品质相当。

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A low ? cyanide bright gold plating process with pulse current was developed.

开发出一种低氰脉冲光亮镀金工艺.

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A low cyanide bright 22 K gold plating process was investigated.

研究了一种低氰电镀光亮22K金工艺.

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Leaching gold from ore by the bromination method is a new method in stead of cyanide process.

用溴化法浸取金矿中的金是一种较新的非氰化浸金方法。

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Recovery of silver from silver manganite with chloride roasting cyanide leaching process are studied. The effects of sodium chloride addition, particle size of ore sample, roasting time, roasting temperature on recovery rare of silver are examined.

研究了以氯化焙烧-氰化浸出工艺从银锰矿中回收银，考察了氯化钠加入量、矿石粒度、焙烧时间、焙烧温度对银浸出率的影响。

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Gold leaching of copper-bearing gold ore by ammoniacal cyanide process and its industrial practice

氨氰法从含铜金矿石中提金研究与工业实践

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The use of partial acidation method in cyanide process with zero discharge

半酸化法在氰化零排放工艺中的应用

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