D - Textiles – Paper – 21 – C
Patent
D - Textiles, Paper
21
C
8/78.1, 9/16.5
D21C 3/00 (2006.01) D21C 9/10 (2006.01)
Patent
CA 1036759
ABSTRACT OF THE DISCLOSURE Process and apparatus are provided for improving the selectivity of delignification of lignocellulosic material in the presence of oxygen gas and alkali by maintaining a carbon monoxide content in the gas phase within the range from about 1% to about 12% by volume.
228982
Jamieson Allan G.
Samuelson Hans O.
Smedman Leif A.
Sondell Kent I.
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