Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Production of fiber pulp by impregnating the lignocellulosic material with an aqueous alcoholic SO.sub.2 solution prior to defibration

Production of fiber pulp by impregnating the lignocellulosic material with an aqueous alcoholic SO.sub.2 solution prior to defibration

US Patent 5338405 · Granted Aug 16, 1994

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for obtaining cellulose from biomass comprising lignocellulose2015
Lignocellulosic fibrous material made of wood2012
Method for delignifying lignocellulosic raw materials2007
Method for bleaching lignocellulosic fibers2000
Sulfite cooking method for the production of cellulose from materials containing1988
Method for controlling the digestion of pulp by IR spectroscopy1988