Vapor phase crystallization
United States Patent 3121062

Inventors:
Gonld, Herbert J.
Publication Date:
02/11/1964
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Assignee:
Gonld, Herbert J.
Primary Class:
Other Classes:
117/109, 117/956, 117/84, 252/62.3ZB, 117/958
International Classes:
C30B23/02; C30B25/08
Foreign References:
DE878884C