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:
Jan. 01, 1985
Filed:
Jan. 16, 1984
Applicant:
Inventor:
Thomas J Johnston, Rogersville, AL (US);
Assignee:
Reynolds Metals Company, Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ; C22B / ;
U.S. Cl.
CPC ...
75 / ; 75-3 ; 75 1 / ; 75 6 / ; 75257 ;
Abstract
A composite pellet for use as feed for a carbothermic alumina reduction furnace is disclosed. A carbonaceous core is surrounded by substantially carbon-free alumina shell. The resulting pellet has increased thermal and electrical stability in the reduction furnace.