Electrical precipitation method and apparatus
United States Patent 2142128

Inventors:
Wilhelm, Hoss Friedrich
Walther, Deutsch
Publication Date:
01/03/1939
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Assignee:
INT PRECIPITATION CO
Primary Class:
Other Classes:
96/66, 313/348, 55/DIG.038, 96/77
International Classes:
B03C3/12; B03C3/04