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US 12,358,000 B2Granted
Methods of treating metal mine tailings
OwnerDouglas Morrison, Vernon Kent Drylieinventors
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Abstract
Disclosed herein are methods of treating metal mine tailings. Embodiments of the method comprise separating the metal mine tailings into a highly contaminated fraction and a tolerable benign fraction, purifying the tolerable benign fraction and disposing the purified tolerable benign fraction within a managed environment, and sequestering the highly contaminated fraction in a sub-aqueous tailings management facility.
Claims7
A method of treating metal mine tailings comprising:
- separating the metal mine tailings into a contaminated fraction and a tolerable benign fraction which is less contaminated than the contaminated fraction and comprises water-soluble materials;
- purifying the tolerable benign fraction and disposing the purified tolerable benign fraction within a managed environment;
- and
- sequestering the contaminated fraction in a sub-aqueous tailings management facility.
1 more element
Dependencies are inferred from the claim text.