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:
May. 16, 1989
Filed:
Aug. 30, 1988
Masao Kobayashi, Ohmiya-city, JP;
Takuro Iwamura, Ohmiya-city, JP;
Kazuhiko Tabei, Asikaga-city, JP;
Mitsubishi Kinzoku Kabushiki Kaisha, Tokyo, JP;
Abstract
A mold member and a rapidly solidifying water cooled rotary roll member contain 1.3 to 5% of Ni, 0.2 to 2% of Ti, 0.1 to 1.5% of Cr, 0 to 0.5% of Zr, 0 to 1% of Al, 0 to 0.5% of at least one of Fe and Co, 0 to 1.2% of Sn, 0 to 1.2% of Mn, 0 to 1.2% of Zn, 0 to 0.2% of Mg, 0 to 0.2% of P, and 0 to 0.2% of a rare earth element, wherein the remainder of the material has a composition consisting of Cu and unavoidable impurities. Each of the members has superior thermal fatigue resistance and erosion resistance against molten metal, high-temperature strength, high-temperature hardness, high-temperature ductility and heat resistance.