Title:
Bleaching of groundwood
United States Patent 2413583
Inventors:
Shearer, Russell C.
Publication Date:
12/31/1946
Export Citation:
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Assignee:
ST REGIS PAPER CO
Primary Class:
162/24
Other Classes:
8/156, 162/40, 162/78, 162/161
International Classes:
D21B1/16; D21B1/00
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