Plastic article or earthenware shaping or treating: apparatus – Means making particulate material directly from liquid or...
Patent
1982-12-21
1985-11-19
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
Means making particulate material directly from liquid or...
65 212, 65142, 73505, 219121LE, 219121LY, 264 5, 264 23, 264237, 4251742, B22F 900, F16C 3200
Patent
active
045539170
ABSTRACT:
Amorphous metals are produced by forming a molten droplet (115) of metal from source (126) and deploying the droplet into a focused acoustical levitating field or by dropping the unit through spheroidizing zone (116) slow quenching zone (118) and fast quenching zone (120) in which the droplet is rapidly cooled by in the standing acoustic wave field produced between half-cylindrical acoustic driver (168) and focal reflector (166) or curved driver (38) and reflector (50). The cooling rate can be further augmented by first cryogenic liquid collar (160) and second cryogenic liquid jacket (170) surrounding the drop tower (112). The sphere (117) is quenched to an amorphous solid which can survive impact in the unit collector (124) or is retrieved by vacuum chuck (20).
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Housel James C.
Jones Thomas H.
Manning John R.
McCaul Paul F.
The United States of America as represented by the Administrator
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