Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Patent
1977-02-15
1978-11-14
Schain, Howard E.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
210 24, 260 9, 260 174ST, 526 23, 536104, 536106, C08B 3708
Patent
active
041257081
ABSTRACT:
Superoxy-anion-forming metals, such as chromium, manganese, and the like, are removed from materials containing the same by contacting the material with an anionically-modified, nitrogen-containing polymer, such as sulfite-modified, sulfate-modified, or chloride-modified chitosan.
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Masri Merle S.
Randall Virginia G.
Leitereg Theodore J.
McConnell David G.
Schain Howard E.
Silverstein M. Howard
The United States of America as represented by the Secretary of
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