D - Textiles – Paper – 21 – C
Patent
D - Textiles, Paper
21
C
9/15, 9/36.2
D21C 3/10 (2006.01) D21C 11/00 (2006.01) D21C 11/02 (2006.01) D21C 11/06 (2006.01)
Patent
CA 1115463
ABSTRACT OF THE DISCLOSURE A method for oxygen-delignifying magnesium sulfite pulp is dis- closed. More particularly, a method is disclosed by which the spent liquors from digestion of magnesium sulfite pulp and from alkaline oxygen bleaching of the pulp can be combined and combusted without a smelt of sodium compounds being formed during the combustion.
323070
Ivnas Lennart
Lekander Karl-Erik
Fetherstonhaugh & Co.
Sunds Aktiebolag
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