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:
Feb. 22, 1994
Filed:
Sep. 08, 1992
Applicant:
Inventors:
Hideo Fujita, Hirakata, JP;
Jun Funakoshi, Suita, JP;
Takahiro Kaba, Higashiosaka, JP;
Akira Shinosaki, Hirakata, JP;
Hiroyuki Araragi, Hirakata, JP;
Assignee:
Kubota Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
F27D / ;
U.S. Cl.
CPC ...
432234 ; 432236 ; 432243 ;
Abstract
A heat-resistant material having excellent high-temperature strength and high oxidation resistance at temperatures exceeding 1300.degree. C. The material is a heat-resistant Cr-Fe alloy including at least 60% of Cr and at least 5% of Fe, and having a mean grain size of at least 50 .mu.m and having a melting point of at least 1600 .degree. C., or a composite material composed of the said heat-resistant alloy serving as a metal matrix and a ceramic, and containing up to 40% by volume of a dispersed ceramic phase in the metal matrix.