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. 09, 2007
Filed:
Sep. 27, 2002
Ryotaro Magoshi, Hyogo, JP;
Hisataka Kawai, Hyogo, JP;
Yoshikuni Kadoya, Hyogo, JP;
Ryuichi Yamamoto, Hyogo, JP;
Toshiharu Noda, Gifu, JP;
Susumu Isobe, Aichi, JP;
Michio Okabe, Aichi, JP;
Ryotaro Magoshi, Hyogo, JP;
Hisataka Kawai, Hyogo, JP;
Yoshikuni Kadoya, Hyogo, JP;
Ryuichi Yamamoto, Hyogo, JP;
Toshiharu Noda, Gifu, JP;
Susumu Isobe, Aichi, JP;
Michio Okabe, Aichi, JP;
Daido Tokushuko Kabushiki Kaisha, Nagoya, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
A low thermal expansion Ni-base superalloy contains, by weight % (hereinafter the same as long as not particularly defined) C: 0.15% or less; Si: 1% or less; Mn: 1% or less; Cr: 5 to 20%; at least one of Mo, W and Re of Mo+½(W+Re) of 17 (exclusive) to 25%; Al: 0.2 to 2%; Ti: 0.5 to 4.5%; Fe of 10% or less; at least one of B: 0.02% and Zr: 0.2% or less; a remainder of Ni and inevitable impurities; wherein the atomic % of Al+Ti is 2.5 to 7.0.