Title:
PRODUCTION OF PURE ALLOY BASED ON RARE EARTH METAL AND TRANSITION METAL BY HEAT-REDUCTION OF METAL
Document Type and Number:
Japanese Patent JPS63153230
Kind Code:
A
Abstract:
An industrial process for the obtaining, preferably without casting, of ingots of high-purity master alloy based on at least one rare earth and at least one transition metal by metallothermic reduction of a compound of said rare earth by means of a reducing agent such as alkali or alkaline earth metals, characterized in that the transition metal is introduced into the starting reaction mixture, at least in part in the form of a compound which can be reduced by the reducing agent used.
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Inventors:
ARETSUKUSU JIYURUDAN
Application Number:
JP29887887A
Publication Date:
June 25, 1988
Filing Date:
November 26, 1987
Export Citation:
Assignee:
COMURHEX
International Classes:
C22B5/02; C22B59/00; C22C1/00; C22C1/02; C22C28/00; C22C33/00; C22C33/04; (IPC1-7): C22B5/02; C22B59/00; C22C1/02
Domestic Patent References:
| JPS6046346A | 1985-03-13 |
Attorney, Agent or Firm:
Yoshio Kawaguchi (2 outside)