Method to make phosphoric acid and ammonium phosphates from phosphate minerals

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United States of America Patent

PATENT NO 11027975
APP PUB NO 20200247674A1
SERIAL NO

16778474

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Abstract

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A method of producing phosphoric acid from at least one mineral containing phosphate and an element which is calcium, magnesium, iron, or aluminum. The method includes contacting the at least one mineral (or a combination of them) with a cation exchanger for a time and at a temperature sufficient to yield phosphoric acid from the mineral.

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Patent Owner(s)

Patent OwnerAddress
WISCONSIN ALUMNI RESEARCH FOUNDATION614 WALNUT STREET 13TH FLOOR MADISON WI 53726

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Barak, Phillip Warren Madison, US 1 0

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