cyanide process的例句大全

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。

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。

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

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

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

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。

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。

Uptodate evolvement of cyanide gold leaching process is summarized Present development of theory, technics and practice in cyanide assistant leaching, leaching equipment and heap leaching are reviewed emphatically

本文综述了氰化法提金工艺的最新进展.着重评述了氰化助浸工艺、浸出设备、堆浸工艺等在理论、工艺和实践研究方面的国内外最新发展状况

in the manufacture process of hydrocyanic cyanide, the company uses 25% sulfuric acid to absorb the excessive ammonia and product ammonium sulfate.

在用天然气进行氢氰酸的生产过程中有过量的氨气需要回收，为此，企业采用了25%的稀硫酸进行吸收，从而生产副产品硫酸铵。

Review of technique of elution of gold from carbon by the ethyl alcohol distillation process without cyanide

再评酒精蒸馏无氰解吸工艺的特点&兼谈选择解吸工艺时应注意的问题

The formulation and operation conditions of cyanide silver plating were introduced, and a blackening agent formulation with jet black finish on silver surface and its post-treatment process were presented.

介绍了氰化镀银配方及操作条件，给出了一种银上着色深的黑化剂配方及其后处理工艺。

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。

study of new production process of cuprous cyanide

氰化亚铜生产新工艺研究

in the dyeing producing process, large quantity of high toxic wastewater is discharged, which contains aniline, cyanide, etc.

染料中间体在生产过程中会产生含苯胺、氰化物等污染物的高浓度、高毒性有机废水，可生化性较差。

A new process of non cyanide gold imitation plating was advanced.

提出了一种无氰仿金电镀新工艺.

A cyanide free silver electroplating process with 5, 5-dimethyl hydantoin as coordination agent is studied.

研究了5, 5- 二甲基乙内酰脲为配位剂的无氰镀银工艺.

Development process and status guo of cyanide free silver plating technology were introduced.

介绍了无氰镀银的发展过程和技术现状.

The process of cyanide free silver pulse electroplating is investigated in 5, 5-dimethyl hydantoin ( DMH ) bath.

研究了5, 5- 二甲基乙内酰脲 ( DMH ) 无氰脉冲镀银工艺.

The process flow and bath formula of double-pulse DMS cyanide bright silver plating were introduced.

介绍了双脉冲氰化光亮镀银的工艺流程和工艺配方.

The process has greater covering power than cyanide copper plating process by comparison.

通过比较该工艺与氰化镀铜工艺的深镀能力,可知前者深镀能力明显优于后者.