Global Patent Index - EP 0923781 B1

EP 0923781 B1 20011205 - METHOD FOR THE MANUFACTURE OF A RARE EARTH ELEMENT (RE)-Fe-B PERMANENT MAGNET

Title (en)

METHOD FOR THE MANUFACTURE OF A RARE EARTH ELEMENT (RE)-Fe-B PERMANENT MAGNET

Title (de)

VERFAHREN ZUR HERSTELLUNG EINES SE-Fe-B-DAUERMAGNETEN

Title (fr)

PROCEDE DE PRODUCTION D'UN AIMANT PERMANENT CONSTITUE D'UN ELEMENT DES TERRES RARES, DE Fe ET DE B

Publication

EP 0923781 B1 20011205 (DE)

Application

EP 97939966 A 19970819

Priority

  • DE 9701787 W 19970819
  • DE 19636283 A 19960906

Abstract (en)

[origin: DE19636283A1] Disclosed is a new mixture of binding alloys for the manufacture of SE2Fe14B permanent magnets, which are composed of SE6(Fe,Co)13-xGa1+x and SE2Co3.

IPC 1-7

H01F 1/057

IPC 8 full level

H01F 1/053 (2006.01); B22F 1/00 (2006.01); B22F 3/00 (2006.01); C22C 33/02 (2006.01); C22C 38/00 (2006.01); H01F 1/057 (2006.01)

CPC (source: EP KR)

H01F 1/057 (2013.01 - KR); H01F 1/0577 (2013.01 - EP)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

DE 19636283 A1 19980312; DE 59705687 D1 20020117; EP 0923781 A1 19990623; EP 0923781 B1 20011205; JP 2000503811 A 20000328; JP 3145417 B2 20010312; KR 20000068481 A 20001125; WO 9810438 A1 19980312

DOCDB simple family (application)

DE 19636283 A 19960906; DE 59705687 T 19970819; DE 9701787 W 19970819; EP 97939966 A 19970819; JP 51210498 A 19970819; KR 19997001878 A 19990305