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. 24, 2023
Filed:
Oct. 20, 2020
Applicants:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Inventors:
Min Woo Kang, Incheon, KR;
Soon Woo Kwon, Ansan-si, KR;
Hyun Ki Kim, Suwon-si, KR;
Chung An Lee, Hwaseong-si, KR;
Seung Hyun Hong, Seoul, KR;
Young Nam Kim, Seongnam-si, KR;
Assignees:
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 9/00 (2006.01); F01L 3/02 (2006.01); C22C 30/02 (2006.01);
U.S. Cl.
CPC ...
C22C 9/00 (2013.01); C22C 30/02 (2013.01); F01L 3/02 (2013.01); F01L 2301/00 (2020.05);
Abstract
A copper alloy for valve seats, and more particularly a copper alloy for valve seats with improved wear resistance, contains 12 to 24% by weight of Ni, 2 to 4% by weight of Si, 7 to 13% by weight of Cr, 20 to 35% by weight of Fe, and a balance of Cu and other impurities.