Metal treatment – Stock – Magnetic
Patent
1992-09-11
1994-12-13
Yee, Deborah
Metal treatment
Stock
Magnetic
C22C 4502, C22C 4504, C22C 4500
Patent
active
053726570
ABSTRACT:
Disclosed herein is an amorphous material in the form of foil for the regenerator, which is prepared by quenching a melt of a rare earth alloy by injection toward the surface of a roll running at a high speed, said alloy being composed of one or more rare earth elements in an amount of 50-99 atomic %, with the remainder being one or more iron family elements. This amorphous material has a large, stable specific heat capacity at very low temperatures.
REFERENCES:
patent: 4995923 (1991-02-01), Mizumoto et al.
patent: 5060478 (1991-10-01), Fukamichi
Hanaue Yasuhiro
Hoshino Yoshiki
Kimura Etsuji
Mizutani Uichiro
Takeshita Takuo
Mitsubishi Denki & Kabushiki Kaisha
Mitsubishi Materials Corp.
Yee Deborah
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