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:
Jul. 03, 2012
Filed:
Apr. 13, 2007
Takanori Matsui, Saitama, JP;
Komei Kato, Saitama, JP;
Takuya Murai, Kounosu, JP;
Yoshitaka Uemura, Takasago, JP;
Daisuke Yoshida, Takasago, JP;
Ikuo Okada, Takasago, JP;
Takanori Matsui, Saitama, JP;
Komei Kato, Saitama, JP;
Takuya Murai, Kounosu, JP;
Yoshitaka Uemura, Takasago, JP;
Daisuke Yoshida, Takasago, JP;
Ikuo Okada, Takasago, JP;
Mitsubishi Materials Corporation, Tokyo, JP;
Mitsubishi Heavy Industries, Ltd, Tokyo, JP;
Abstract
A Ni-based heat resistant alloy for a gas turbine combustor, comprising a composition containing, in mass %, Cr: 14.0 to 21.5%, Co: 6.5 to 14.5%, Mo: 6.5 to 10.0%, W: 1.5 to 3.5%, Al: 1.2 to 2.4%, Ti: 1.1 to 2.1%; Fe: 7.0% or less, B: 0.001 to 0.020%, C: 0.03 to 0.15%, and a balance consisting of Ni and unavoidable impurities, wherein a content of S and P contained in the unavoidable impurities is controlled to be, in mass %, S: 0.015% or less, and P: 0.015% or less, wherein the alloy has a texture in which MC type carbide and MC type carbide are uniformly dispersed in γ phase matrix.