Metal deforming
Patent
1996-01-26
1996-10-22
Breneman, R. Bruce
Metal deforming
117217, 117900, 373158, B01D 900
Patent
active
055673996
ABSTRACT:
Apparatus for producing a single crystal of semiconductor material in accance with the Czochralski method, has a cooling means which cools the growing single crystal and is constructed in two parts, The first is an upper part duct system through which a liquid coolant flows. The second is a lower part which is a heat-conducting cooling body.
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Patent Abstracts of Japan, vol. 40, No. 235 (G 366), Aug. 14, 1986.
Ammon Wilfried Von
Dornberger Erich
Pardubitzki Alfred
Weidner Herber
Breneman R. Bruce
Garrett Felisa
Wacker Siltronic Gesellschaft fur Halbleitermaterialien AG
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