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:
Nov. 28, 2017
Filed:
Sep. 28, 2015
Applicant:
Hitachi Metals, Ltd., Tokyo, JP;
Inventors:
Ryutaro Abe, Shimane, JP;
Takehiro Ohno, Shimane, JP;
Shinichi Kobayashi, Shimane, JP;
Tomonori Ueno, Shimane, JP;
Chuya Aoki, Shimane, JP;
Assignee:
HITACHI METALS, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 19/05 (2006.01); C22F 1/10 (2006.01);
U.S. Cl.
CPC ...
C22C 19/056 (2013.01); C22F 1/10 (2013.01);
Abstract
There is provided an Ni-base super alloy which is used for airplane engines and gas turbines for power generation and has favorable mechanical properties at high temperature. The Ni-base super alloy contains 0.001 to 0.1 mass % of C, 1.0 to 4.0 mass % of Al, 2.0 to 4.5 mass % of Ti, 12.0 to 18.0 mass % of Cr, 11.1 to 18.0 mass % of Co, 1.2 to 12.0 mass % of Fe, 1.5 to 6.5 mass % of Mo, 0.5 to 6.0 mass % of W, 0.1 to 3.0 mass % of Nb, 0.001 to 0.05 mass % of B, 0.001 to 0.1 mass % of Zr, and Ni and impurities as a remainder.