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:
Jan. 14, 1986
Filed:
Dec. 21, 1984
Applicant:
Inventors:
Debabrata Gupta, New Haven, CT (US);
John C Yarwood, Madison, CT (US);
Assignee:
Olin Corporation, New Haven, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
C21C / ;
U.S. Cl.
CPC ...
75 517 ; 75 57 ;
Abstract
A process is disclosed for reducing the carbon content of a melt of metal or metal alloy, carbon, and at least one strong oxide forming metallic alloying element from an initial value of about 0.1 wt % carbon to a final value of not less than about 0.003 wt % carbon. The process consists of contacting the melt with a reactive oxide of the metallic alloying element and simultaneously stirring the melt with an inert gas.