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. 28, 2015
Filed:
Dec. 21, 2011
Applicants:
Mohamed Youssef Nazmy, Fislisbach, CH;
Andreas Kuenzler, Baden, CH;
Claus Paul Gerdes, Ruetihof, CH;
Inventors:
Mohamed Youssef Nazmy, Fislisbach, CH;
Andreas Kuenzler, Baden, CH;
Claus Paul Gerdes, Ruetihof, CH;
Assignee:
Alstom Technology Ltd., Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 19/05 (2006.01);
U.S. Cl.
CPC ...
C22C 19/057 (2013.01);
Abstract
A nickel-base superalloy is characterized by the following chemical composition (details in % by weight): 7.7-8.3 Cr, 5.0-5.25 Co, 2.0-2.1 Mo, 7.8-8.3 W, 5.8-6.1 Ta, 4.9-5.1 Al, 1.0-1.5 Ti, 1.0-2.0 Re, 0.11-0.15 Si, 0.1-0.7 Hf, 0-0.5 Nb, 0.02-0.17 C, 50-400 ppm B, remainder Ni and production-related impurities. The alloy is distinguished by a very high resistance to oxidation, resistance to corrosion and good creep properties at high temperatures.