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:
Feb. 19, 1991
Filed:
Apr. 28, 1989
Applicant:
Inventor:
Charles K Hsu, Millersville, MD (US);
Assignee:
SCM Chemicals, Inc., Baltimore, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423500 ; 423493 ; 423402 ; 423633 ;
Abstract
A process for recovering elemental chlorine from ferrous chloride produced during chlorination of a titaniferous ore or ore beneficiate by oxidizing ferrous chloride in a fluidized bed of particulate material which is inert, e.g., sand, continuously oxidizing first to ferric chloride and then to ferric oxide as one stage.