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. 27, 1976
Filed:
Nov. 25, 1974
Applicant:
Inventor:
Robert D Toomey, Salt Lake City, UT (US);
Assignee:
N L Industries, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F / ; C01F / ; C25C / ;
U.S. Cl.
CPC ...
423178 ; 423498 ; 204 70 ;
Abstract
Spray-dried magnesium chloride salt containing minor amounts of impurities in the form of oxygen containing compounds including metal oxides and in particular particulate magnesium oxide, hydroxyl groups, and the like, is purified by forming a molten bath of said magnesium chloride salt and chlorinating the molten salt in the presence of carbon and an iron chloride complex.