The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 16, 2021
Filed:
Aug. 03, 2016
Applicant:
Ocp SA, Casablanca, MA;
Inventors:
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C05B 7/00 (2006.01); C05B 11/00 (2006.01); C05B 11/08 (2006.01); C05B 19/00 (2006.01); C01B 25/28 (2006.01);
U.S. Cl.
CPC ...
C05B 7/00 (2013.01); C01B 25/28 (2013.01); C05B 11/00 (2013.01); C05B 11/08 (2013.01); C05B 19/00 (2013.01);
Abstract
The invention relates to a method for manufacturing an ammonium phosphate fertilizer from a phosphoric acid aqueous solution that has less than 50% POconcentration and is obtained by wet phosphate ore treatment, said phosphoric acid containing traces of cadmium, comprising the following steps: