Process for obtaining potassium chloride
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United States of America Patent
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Jul 22, 2014
Grant Date -
Jun 13, 2013
app pub date -
Feb 17, 2012
filing date -
Feb 18, 2011
priority date (Note) -
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Abstract
Aspects of the present invention relate to a process to obtain potassium chloride that includes submitting brine to concentration, separating brine after concentration, resulting in a first solid content and a first liquid content, cooling the first liquid content, separating the first liquid content after cooling, thus resulting in a second solid content and a second liquid content, enriching the second solid content, and separating the second solid content after enrichment, thus resulting in a third solid content and a third liquid content. Aspects of this process are environmentally safe, as the process includes stages using solvents and equipment which does not harm the environment. Moreover, aspects of this process present a significant energy consumption reduction.
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