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METHOD OF EXTRACTION OF NICKEL IONS FROM AQUEOUS SOLUTIONS AT HIGH CONTENT OF SODIUM SULFATE SALTS
METHOD OF EXTRACTION OF NICKEL IONS FROM AQUEOUS SOLUTIONS AT HIGH CONTENT OF SODIUM SULFATE SALTS
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机译:高浓度硫酸钠中水溶液中镍离子的提取方法
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摘要
FIELD: non-ferrous metallurgy; treatment of domestic and industrial runoffs. SUBSTANCE: proposed method includes introduction of alkali neutralizing agent, mixing and settling for obtaining sediment repeatedly subjected to contact with the following portions of starting solution. Neutralizing agent is introduced to p=9-13 and sedimentation and settling are performed at temperature of 30-100 C. EFFECT: increased extraction of nickel at wide range of pH magnitudes; facilitated procedure. 2 dwg, 2 tbl, 2 ex
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