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.

Date of Patent:
Mar. 20, 1979

Filed:

Apr. 18, 1977
Applicant:
Inventor:

Robert E Snow, Lakeland, FL (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B03D / ;
U.S. Cl.
CPC ...
209166 ;
Abstract

A method is disclosed for beneficiating an apatitic phosphate ore containing an alkaline earth metal carbonate mineral impurity, which includes conditioning the phosphate ore in an aqueous conditioning slurry containing a cationic reagent at a concentration sufficient to reagentize the ore; and subjecting the reagentized ore to a froth flotation process wherein the apatite is recovered in the froth concentrate and the alkaline earth metal carbonate mineral impurity is rejected in the underflow tailing.


Find Patent Forward Citations

Snow, Robert. (1979). Beneficiation of phosphate ore (U.S. Patent No. 4144969). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4144969

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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