Treatment of collagen strands
United States Patent 2475697

Inventors:
Arthur, Cresswell
Publication Date:
07/12/1949
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Assignee:
AMERICAN CYANAMID CO
Primary Class:
Other Classes:
264/210.700, 606/229, 8/127.500, 264/210.400, 8/94.110
International Classes:
D01F4/00
US Patent References:
2290789Manufacture and production of artificial filaments, threads, and the like
2338915Manufacture of artificial textile fibers
2404665Methods of hardening and tanning of artificial fibers made of protein