中國有色金屬學(xué)報(bào)(英文版)
Transactions of Nonferrous Metals Society of China
| Vol. 5 No. 3 September 1995 |
NEW METHOD OF EXTRACTING GOLD AND SILVER FROM HIGH SILVER-GOLD CONCENTRATES
Song Qingshuang1; Wang Dequan1;Cheng Jinju2
（1.Department of Nonferrous Metallurgy; Northeastern University; Shenyang 110006;
2.Hebei Metallurgy Industry School; Shijiazhuang 050091）
Abstract:Laboratory tests have been carried out to develop the new method of extracting silver by chloride leach and gold by sulphur-ammonia leach. Results showed that by the method recovery efficiency of gold and silver from the concentrate was more than 95%.
Key words: extraction of gold and silver; chloride leach; sulphur-ammonia leach; cementation
