Global Patent Index - EP 0277416 A2

EP 0277416 A2 19880810 - Permanent magnet alloy for elevated temperature applications.

Title (en)

Permanent magnet alloy for elevated temperature applications.

Title (de)

Permanente Magnetlegierung für Anwendungen bei höherer Temperatur.

Title (fr)

Alliage pour aimant permanent pour applications à haute température.

Publication

EP 0277416 A2 19880810 (EN)

Application

EP 87310200 A 19871119

Priority

US 1073887 A 19870204

Abstract (en)

A permanent magnet alloy comprises R2Fe14B, wherein, R is a combination of rare earth elements consisting essentially of, in atomic percent, neodymium 1 to 11 and balance holmium. The alloy may include optional additions of the rare earth elements gadolinium up to 10%, perbium up to 15%, dysprosium up to 16%, erbium up to 18% and thulium up to 13%.

IPC 1-7

H01F 1/04

IPC 8 full level

C22C 38/00 (2006.01); H01F 1/053 (2006.01); H01F 1/057 (2006.01)

CPC (source: EP)

H01F 1/057 (2013.01)

Designated contracting state (EPC)

AT BE CH DE ES FR GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0277416 A2 19880810; EP 0277416 A3 19900516; JP S63195246 A 19880812

DOCDB simple family (application)

EP 87310200 A 19871119; JP 2143088 A 19880202