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Class Information
Number: 162/95
Name: Paper making and fiber liberation > Processes of chemical liberation, recovery or purification of natural cellulose or fibrous material > Particular raw cellulosic materials > Cotton fibers or linters
Description: Processes directed to the digestion or chemical treatment of raw staple cotton or the short fibers which adhere to cottonseed after the ginning operation.

Patents under this class:

Patent Number Title Of Patent Date Issued
8157955 Method and system for the large scale collection of ligno-cellulosic biomass Apr. 17, 2012
8057635 Method and system for the large scale collection, preparation, handling and refining of ligno-cellulosic biomass Nov. 15, 2011
7585390 Composite web and process for manufacture from post-industrial scrap Sep. 8, 2009
6692615 Method of making a slurry Feb. 17, 2004
6562191 Process for producing pulp with a mixture of formic acid and acetic acid as cooking chemical May. 13, 2003
6551358 Alkaline enzyme scouring of cotton textiles Apr. 22, 2003
6268328 Variant EGIII-like cellulase compositions Jul. 31, 2001
6251221 Process for preparing cellulose from lignin-poor cellulose-containing feed stocks Jun. 26, 2001
6187136 Process for increasing the charge on a lignocellulosic material Feb. 13, 2001
6174412 Cotton linter tissue products and method for preparing same Jan. 16, 2001
5976320 Method for producing paper pulp from fibers of annual plants Nov. 2, 1999
5958186 Nonwoven material containing a mixture of pulp fibres and long hydrophillic plant fibres and a method of producing the nonwoven material Sep. 28, 1999
5912407 Alkaline enzyme scouring of cotton textiles Jun. 15, 1999
5725601 Process for producing water-absorbent cross-linked, carboxyalkylated cellulose-containing material Mar. 10, 1998
5693185 Method of oxidatively treating a substrate with an equilibrium mixture of caro's acid and a percarboxylic acid Dec. 2, 1997
5601767 Process for the production of a cellulose moulded body Feb. 11, 1997
5322647 Oxygen bleaching of cotton linters by disproportionation of hydrogen peroxide Jun. 21, 1994
4859283 Magnesium ions in a process for alkaline peroxide treatment of nonwoody lignocellulosic substrates Aug. 22, 1989
4859282 Acid purification of product from alkaline peroxide processing of nonwoody lignocellulosic substrates Aug. 22, 1989
4087316 Process for obtaining seed hull commodities including cellulosic fibers and xylitol May. 2, 1978

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