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:
Apr. 18, 1989
Filed:
Aug. 17, 1987
Applicant:
Inventors:
Joseph H Finley, Metuchen, NJ (US);
Lewis L Hammermeister, Pocatello, ID (US);
Jared S Sproul, Belle Mead, NJ (US);
Assignee:
FMC Corporation, Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423322 ; 423323 ;
Abstract
Compacted shapes of phosphatic material, suitable as a charge for a phosphorus furnace, are produced by compacting a mixture of calcined phosphate fines and phosphoric acid. The compacted shapes are conveniently produced on a roll briquetting press.