Refiner blade and segment, as well as a method of forming them and a method of modifying blade grooves
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United States of America Patent
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May 3, 2011
Grant Date -
Dec 11, 2008
app pub date -
Dec 4, 2006
filing date -
Dec 5, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A refiner blade comprising a blade surface for defibrating a lignocellulose-containing material, the blade surface comprising blade bars and blade grooves provided therebetween. At least one blade groove provided in the blade surface is formed by removing material from the blade surface by water cutting.
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