Title:
Chemical pulping process
United States Patent 2007024
Inventors:
Richter, George A.
Publication Date:
07/02/1935
Export Citation:
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Assignee:
BROWN CO
Primary Class:
162/34
Other Classes:
162/82
International Classes:
D21C3/02; D21C11/00; D21C3/00; D21C11/00
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