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. 24, 2017
Filed:
Jun. 23, 2011
Applicants:
Yuriy G. Kononenko, Kyiv, UA;
Igor V. Belousov, Kyiv, UA;
Vadim Ivanovich Bondarchuk, Kiev, UA;
Andrii Marynskyi, Kyiv, UA;
Carl R. Soderberg, Kyiv, UA;
Inventors:
Yuriy G. Kononenko, Kyiv, UA;
Igor V. Belousov, Kyiv, UA;
Vadim Ivanovich Bondarchuk, Kiev, UA;
Andrii Marynskyi, Kyiv, UA;
Carl R. Soderberg, Kyiv, UA;
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 19/05 (2006.01); C22F 1/10 (2006.01); C22F 1/00 (2006.01); C22C 19/03 (2006.01); C22C 19/07 (2006.01);
U.S. Cl.
CPC ...
C22F 1/00 (2013.01); C22C 19/03 (2013.01); C22C 19/05 (2013.01); C22C 19/051 (2013.01); C22C 19/057 (2013.01); C22C 19/07 (2013.01); C22F 1/10 (2013.01); C21D 2201/04 (2013.01); Y10T 428/12944 (2015.01);
Abstract
A method to limit surface zone recrystallization in a superalloy article includes limiting recrystallization in a surface zone of a superalloy article by treating the superalloy article in an oxygen-containing environment to introduce oxygen into the surface zone in an amount sufficient to pin any new grain boundaries in the surface zone.