Filling material for reaction spaces
United States Patent 2212932

Inventors:
Miller, Fairlie Andrew
Publication Date:
08/27/1940
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Assignee:
Miller, Fairlie Andrew
Primary Class:
261/94
Other Classes:
502/527.190, 422/310, 502/527.210, 432/215, 165/179, 261/DIG.072, 423/DIG.013, 252/62, 502/527.170, 502/527.160
International Classes:
B01J19/30