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Class 19/5R - Decorticating


Subclass of Class 19 - Textiles: fiber preparation
Definition: The liberation of stalk and leaf fibers of plants.
No. of patents: 6
Last issue date: 03/02/2010


NumberTitleIssue Date
7669292Decortication process
A process of decortication for separating the bast from the inner core of fibre plants using a disc refiner includes the steps of cutting the straw to a predetermined length; refining the straw by passing the cut straw of the predetermined length through a disc refi...
03/02/2010
6357083Plant material processing system
A system for processing plant material is provided which separates plant fibers from the woody portions of the material to produce a commercially desirable length of fiber and to grind the shorter woody portions that have been separated from the longer fi...
03/19/2002
5970582Method for separating kenaf into core and fiber
A method and apparatus for separating kenaf into fiber and core uses a modified stick machine conventionally used in the cotton industry for removing trash from unginned cotton. Lengths of kenaf are delivered onto the periphery of a saw cylinder so the to...
10/26/1999
5906030Apparatus for decorticating plant material
A method for separating woody material from plant fibers is disclosed which includes the provision of a plurality of woody material bending regions with the plant material being fed to a first and then a second one of the bending regions as bending and pu...
05/25/1999
5720083Method for decorticating plant material
A method for separating woody material from plant fibers is disclosed which includes the provision of a plurality of woody material bending regions with the plant material being fed to a first and then a second one of the bending regions as bending and pu...
02/24/1998
5507074Decorticating method for separating bast from core of forage chopped kenaf or the like
A method of decorticating short lengths, typically three to five inches of material such as kenaf to separate bast from core and which has been harvested by a chopper harvester of the type used for harvesting stripped corn stalks. Material is subjected to...
04/16/1996
 
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