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US 2018/0002608 A1Published application
Processes for treating tailings streams
AssigneeKemira Oyj
InventorsPhilip Watson, Krystle Stewart, Amir H. Mahmoudkhani, Thomas Fenderson
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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.
Claims14
A process 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.
1 more element
Dependencies are inferred from the claim text.