FIELD: precious metal technology. SUBSTANCE: cinder mixture from heat and power stations utilized as adsorbent, prior to be mixed with solutions containing gold and silver to be recovered, is subjected to wet magnetic separation at magnetic field intensity 1000-2000 Oe. EFFECT: increased degree of recovery and mechanical strength of adsorbent. 7 ex
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Authors
Dates
2000-07-10—Published
1999-01-13—Filed