bioleaching


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Related to bioleaching: Phytomining

bioleaching

(bī′ō-lē′chĭng)
n.
The process of leaching metals from ore by using bacteria or fungi to convert the metals into a soluble form.

bi′o·leached′ adj.

bioleaching

The extraction of metals from sulphide ore by biologic processes or wild-type bacteria.
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References in periodicals archive ?
Bioleaching technology has created great interest due to their higher efficiency, lower costs and small industrial requirements [11].
Her knowledge centres on using bioleaching technology for improved metal recovery and remediation of mine wastes.
Recently, bioleaching has been used for the pre-treatment of minerals, for example, for dissolving sulfides from pyrite or arsenopyrite, which contain gold and silver in their matrices [7, 8].
Parameters influencing the microbial oxidation activity in the industrial bioleaching heap at Escondida mine, Chile.
Key words: Heavy metals, bioremediation, metal-resistant fungi, ITS, bioleaching.
Surface properties of pyrite in the course of bioleaching by pure culture of Acidithiobacillus ferrooxidans and a mixed culture of Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans.
A further 5% can be earned if REBgold's bioleaching technology can lead to a material improvement in the project economics.
Bioleaching of metals from ores is a practical example (Erhlich and Brierley, 1990).
Role and contribution of pure and mixed cultures of mesophiles in bioleaching of a pyritic chalcopyrite concentrate.
Beginings of rational bioleaching and highlights in the development of biohydrometallurgy: A brief history.
The advantages of bioleaching are its relatively low cost, the mild conditions of the process and the subsequent low demand for energy or landfill space compared with conventional technologies [13].