Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Gas – vapor or mist contact
Patent
1976-08-30
1977-03-15
Corbin, Arthur L.
Paper making and fiber liberation
Processes of chemical liberation, recovery or purification...
Gas, vapor or mist contact
8111, 162 72, 162 82, 162 90, D21C 302, D21C 320, D21C 910
Patent
active
040122808
ABSTRACT:
Delignification of lignocellulosic material by treatment with an alkaline liquor in the presence of a cyclic keto compound such as anthraquinone.
REFERENCES:
patent: 3888727 (1975-06-01), Kenig
Canadian Industries, Ltd.
Corbin Arthur L.
Drouin Guy
LandOfFree
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