粗银

含铜、铅等杂物粗银的湿法提纯方法

A Wet Purification Method of Crude Silver With Copper and Lead Mixture

粗银法制备高纯度片状银粉的研究

Preparation of High Purity Flake Silver Powders from Unpurified Silver

真空蒸馏铋银锌壳提取粗银粗铋和粗锌

Extraction of crude silver , bismuth & zinc from Bi-Ag-Zn crust by vacuum distillation

得到含Ag90%左右的粗银，该粗银可直接电解并回收其中的金。

A crude silver containing 90 % ± Ag was obtained , which would be electrolyzed directly to recover gold from it .

连续结晶器得到的富银铅采用真空蒸馏获得含银>80%的粗银。

The silver-rich lead came from the continuous crystallizer is then subjected to vacuum distillation , yielding silver bullion of over 80 % Ag .

采用传统的电解精练工艺，粗银所含杂质直接或间接地影响纯银产品的质量。

Using the traditional electrolysis refining technology , impurities contained in silver positive plate would affect the quality of pure silver product directly or indirectly .

以未经电解的粗银为原料，氧化银和银氨溶液为中间产物，用甲醛为还原剂，采用行星式球磨方式可以制备高纯度片状银粉。

High purity flake silver powers , which are mainly used as electric paste in electric industry , can be manufactured by the novel method using unpurified silver as raw material .

理论上论证了用真空蒸馏法处理多元合金铋银锌壳制取粗银和铋锌合金（或粗铋与粗锌）的可能性，确定了恰当的真空蒸馏条件和冷凝条件。

The feasibility of extraction of crude Ag , crude Bi and crude Zn by vacuum distillation of Bi-Ag-Zn crust was demonstrated theoretically , and the appropriate conditions of vacuum distillation and condensation were determined .

粗金粗银一次电解分离提纯工业试验

The Commercial Study on Purification of the Rough Gold and Silver Powder with Electrolytic Process On Rough Algebras

从铅锑银粗合金中回收银

Recovery of Gold and Silver from the Lead-Antimony - Silver Crude Alloy

包铅灰吹法测定粗铜中金和银

The wrap lead cupelling method for the determination of gold and silver contents of bessemer copper

采用转炉吹炼粗银粉工艺提高银产品质量

Improvement on silver product quality by using converter smelting of crude silver powder - electrolytical refining process

纳米铜和银的显微硬度分别是多晶粗晶铜和银的6倍和2倍。

The microhardnesses of n Cu and n Ag are 6 and 2 times of that of coarse grained polycrystalline metals copper ( p Cu ) and silver ( p Ag ) .