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:
Aug. 16, 1977
Filed:
Dec. 03, 1975
Applicant:
Inventors:
Jaak Stefaan Van Den Sype, Mount Kisco, NY (US);
William Alphonse Kilinskas, Cortlandt, NY (US);
Richard Benedict Mazzarella, Indianapolis, IN (US);
John Bernard Lightstone, White Plains, NY (US);
Assignee:
Union Carbide Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21O / ;
U.S. Cl.
CPC ...
148 / ; 148 123 ; 148 124 ; 148 38 ; 148125 ;
Abstract
A method for improving the strength and toughness of an austenitic metal alloy selected from the group consisting of stainless steel alloys of the AISI 200 and 300 series and non-stainless steel alloys containing iron, manganese, chromium, and carbon, said alloy having an Md temperature of no higher than about 100.degree. C and an Ms temperature of no higher than about minus 100.degree. C comprising the following steps: