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Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US400252610 Oct 197511 Jan 1977International Paper CompanyOxygen-alkali delignification of low consistency wood pulp
US404245227 Aug 197516 Aug 1977A. Ahlstrom OsakeyhtioProcess for washing cellulose pulp from alkali digestion wherein acid is added to the washing solution
US448498030 Sep 198327 Nov 1984Melamine Chemicals, Inc.Process for bleaching paper pulp using caffeine or guanine as a viscosity stabilizers
US448765630 Sep 198311 Dec 1984Melamine Chemicals, Inc.Process for bleaching paper pulp using melamine as a viscosity stabilizer
US474021225 Nov 198526 Apr 1988Quantum Technologies, Inc.Process and composition for bleaching cellulosic material with hypochlorous acid
US507330112 Jul 199017 Dec 1991Degussa AktiengesellschaftProcess for stabilization of the viscosity of wood pulps