| 摘要 |
<p>nonferrous and ferrous metallurgy and treatment of industrial and household sewages. SUBSTANCE: method includes processing of extract which is mixed with metal oxides, pressed and subjected to solid-phase reduction in hydrogen up to formation of metal or alloy. EFFECT: higher economic efficiency due to use of low-cost extracting agents, reduced number of operations and reagents for recovery of metal phase from extract and use of low- temperature solid-phase reduction. 5 dwg, 1 tbl</p> |
