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. 13, 1976
Filed:
Jul. 18, 1975
Applicant:
Inventors:
Erno Nemecz, Budapest, HU;
Aurel Ujhidy, Veszprem, HU;
Karoly Polinszky, Budapest, HU;
Janos Szepvolgyi, Veszprem, HU;
Oszkar Borlai, Budapest, HU;
Laszlo Kapolyi, Bimbo Utca, HU;
Tamas Szekely, Budapest, HU;
Assignee:
Toth Aluminum Corporation, New Orleans, LA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F / ;
U.S. Cl.
CPC ...
423136 ; 423137 ; 423496 ;
Abstract
A process for the production of aluminum chloride from raw materials such as coal slate or bituminous shale is disclosed. The raw material should preferably have an ash content of at least 30% by weight, and with the aluminum content of the ash being at least 20%, calculated as Al.sub.2 O.sub.3. The raw material is first calcined and then chlorinated with a gaseous stream containing chlorine and carbon monoxide to form the aluminum chloride product.