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, 2023
Filed:
Dec. 10, 2018
Applicant:
Iowa State University Research Foundation, Inc., Ames, IA (US);
Inventors:
Andriy Palasyuk, Ames, IA (US);
Tej Nath Lamichhane, Ames, IA (US);
Olena Palasyuk, Ames, IA (US);
Vladimir Antropov, Ames, IA (US);
Paul C. Canfield, Ames, IA (US);
Ralph W. McCallum, Santa Fe, NM (US);
Assignee:
Iowa State University Research Foundation, Inc., Ames, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 19/07 (2006.01); C22F 1/10 (2006.01); H01F 1/047 (2006.01); C30B 29/52 (2006.01); H01F 1/055 (2006.01);
U.S. Cl.
CPC ...
C22F 1/10 (2013.01); C22C 19/07 (2013.01); C30B 29/52 (2013.01); H01F 1/047 (2013.01); H01F 1/055 (2013.01); C22C 2202/02 (2013.01);
Abstract
Provided are Ce/Co/Cu permanent magnet alloys containing certain refractory metals, such as Ta and/or Hf, and optionally Fe which represent economically more favorable alternative to Sm-based magnets with respect to both material and processing costs and which retain and/or improve magnetic characteristics useful for GAP MAGNET applications.