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. 12, 1977
Filed:
Dec. 31, 1975
Applicant:
Inventors:
James Herbert Downing, Clarence, NY (US);
James Enoch Wells, III, Kenmore, NY (US);
Assignee:
Union Carbide Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
75129 ; 7513 / ; 75135 ; 7513 / ;
Abstract
Addition of strontium to silicon or ferrosilicon using a mixture containing carbon and at least one material selected from the group of strontium oxide, and strontium carbonate and strontium sulfate.