cyanidation meaning in Hindi

Examples

1. These solutions are reported to be used in the gold cyanidation process.
2. The roasting-cyanidation Carlton Mill opened in March 1951.
3. Cyanidation of tailings commenced on the Croydon Goldfield in 1894.
4. The mined ore is processed with gold cyanidation.
5. The Forrest-McArthur cyanidation process of treating mill tailings was perfected by 1895.
6. Recovery rates for silver were below 7 %, because the metal is bound within cyanidation processing.
7. The processing techniques can include grinding, concentration, roasting, and pressure oxidation prior to cyanidation.
8. One source of controversy involved the method used for mining, gold cyanidation, which causes pollution.
9. To improve the leaching process in the gold cyanidation, lead ( II ) nitrate solution is added.
10. Since around the year 2000, lead ( II ) nitrate has begun to be used in gold cyanidation.