Laser cleaning and bleaching apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Dec 23, 1997
Grant Date -
N/A
app pub date -
May 3, 1996
filing date -
May 3, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method and apparatus for bleaching and cleaning fibers of a fiber web. The method and apparatus includes continuously forming and moving a fiber web through a bleaching and cleaning station. Directing ultraviolet light onto the surface of the fiber web forming a bleaching and cleaning line. Selecting an intensity and frequency for the ultraviolet light sufficient to separate micro trash and dust from the fibers while simultaneously destroying pigment of the fibers. Collecting and removing the micro dust and trash while conveying the fiber web to subsequent fiber processing apparatus.
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