PROCESSES FOR TREATING TAILINGS STREAMS
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United States of America Patent
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app pub date -
May 30, 2017
filing date -
Jul 23, 2013
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Abstract
Provided are processes for treating a tailings stream which comprises water and solids, the process comprising: (i) adding one or more anionic polymer flocculants and one or more nonionic polymer flocculants to the tailings stream; (ii) allowing at least a portion of the solids to flocculate; and (iii) separating at least a portion of the flocculated solids from the tailings stream.
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