Method of concentrating phosphates from their ores
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United States of America Patent
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Feb 3, 2004
Grant Date -
Mar 6, 2003
app pub date -
Aug 9, 2001
filing date -
Aug 9, 2001
priority date (Note) -
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Abstract
The present invention relates to a phosphate ore beneficiation process, which includes a method to float inadequately de-oiled phosphate particles prior to silica flotation. It is emphasized that this abstract is being provided to comply with the rule requiring an abstract that will allow examiners and searchers to quickly ascertain the subject matter of the technical disclosures. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, as promised by the Patent Office's Rule 1.72(b) for abstracts.
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