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. 23, 1978
Filed:
Jun. 14, 1977
Applicant:
Inventors:
Hans-Peter Klein, Nussbaumen, CH;
Hartmut Nagel, Baden, CH;
Assignee:
BBC Brown Boveri & Company Limited, Baden, CH;
Primary Examiner:
Int. Cl.
CPC ...
H01F / ;
U.S. Cl.
CPC ...
148103 ; 75153 ; 148 3157 ; 148105 ;
Abstract
A permanent magnetic material has the composition (MM.sub.1-x ND.sub.x) .sub.1-y Sm.sub.y Co.sub.5, in which 0.25 < x < 1,0 .ltoreq. y .ltoreq. 0.25, and MM is a misch metal of the composition Ce.sub..alpha. La.sub..beta. Pr.sub..gamma. wherein the parameters .alpha., .beta., .gamma., satisfy the conditions