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:
Dec. 01, 1987
Filed:
Jun. 10, 1986
Applicant:
Inventor:
Lee H Bergman, Baton Rouge, LA (US);
Assignee:
Toth Aluminum Corporation, Metairie, LA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01F / ;
U.S. Cl.
CPC ...
423625 ; 423111 ; 423500 ; 75 6 / ;
Abstract
A process for producing alumina involving reacting anhydrous aluminum chloride with a oxidizing agent with a temperature within the range of from about 700.degree. C. to about 1200.degree. C. to form aluminum oxide and chlorine and separating the chlorine and mixing a portion thereof with the reacting aluminum chloride and oxidizing agent.