Zobrazeno 1 - 3
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pro vyhledávání: '"Narine Vardanyan"'
Autor:
Narine Vardanyan, Arevik Vardanyan
Publikováno v:
Applied Biochemistry and Microbiology. 47:515-519
Ability for selective extraction of copper and zinc from zinc concentrate using association of chemolithotrophic bacteria was investigated. In the presence of bacterial association, the rate of leaching of zinc, copper, and iron was increased 3-fold,
Autor:
S. Z. Nagdalyan, Narine Vardanyan
Publikováno v:
Applied Biochemistry and Microbiology. 45:401-405
The main characteristics of a periodic bioleaching of the refractory gold-bearing pyrite ore from the Tandzut deposit (Armenia) with the help of moderate thermophilic bacterium Sulfobacillus thermosulfidooxidans subsp. asporogenes and original thermo
Autor:
V. P. Akopyan, Narine Vardanyan
Publikováno v:
Microbiology. 72:438-442
Two strains of Leptospirillum-like bacteria isolated from dumps of Alaverdi and Akhtala sulfide ore deposits in Armenia were studied. The optimum and maximum temperatures for the growth of both strains were 37 and 40°C, respectively. The pH optimum