Process for the removal of impurities from carbonate minerals

Liquid purification or separation – Processes – Using magnetic force

Reexamination Certificate

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Details

C210S684000, C210S729000, C204S554000, C204S557000, C209S008000, C209S214000, C209S215000, C423S419100

Reexamination Certificate

active

08066885

ABSTRACT:
A process for the beneficiation of carbonate mineral substrates by magnetic separation is defined herein wherein a phosphorus or nitrogen containing organic compound or reagent and a plurality of magnetic particles are intermixed with a carbonate containing mineral substrate, a magnetic field is applied to the mixture and a value mineral is thereby separated from a non-value mineral.

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