The application of biotechnological methods in the metallurgical industry has the potential to
provide an environmentally friendly and cost-effective direction of development. Thiobacillus …

The paper presents an overview of bio-oxidation of sulphidic refractory gold ores prior to
gold cyanidation. This review discusses several factors, more importantly, oxygen …

With the depletion of rich gold-bearing ores, the processing started to use polymetallic ores,
which, in addition to precious metals, contain other elements that could be valuable after …

The article contains the results of the studies performed for the biochemical eхtraction
modes for mineral raw materials using thionic bacteria Acidithiobacillusferrooxidans of a …

The paper studies the possibility of processing refractory gold-arsenic flotation concentrate
from Ikkijelon deposit (Republic of Tajikistan) by arsenatizing roasting. The chemical …

The purpose of this paper is to conduct the research on hydrochloric acid cleaning of gold-
containing cathode deposits from the impurities of heavy non-ferrous metals and …

Lead: The cathode sediments (CS), obtained as a result of industrial processing of
goldpolymetallic raw material with complex chemical and mineral composition, contain a …

The cathode sediments (CS), obtained as a result of industrial processing of gold-
polymetallic raw material with complex chemical and mineral composition, contain a …

With a presumed steady decline of gold ore grade in mineral resources, mining applications
enabling efficient metal extraction from low-grade ores are of increasing interest to the …