Pollution prevention method for canvas used in paper machine
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United States of America Patent
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Jan 29, 2008
Grant Date -
N/A
app pub date -
Sep 14, 1999
filing date -
Sep 25, 1998
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Abstract
The invention provides a method of preventing contamination of a canvas of a paper machine, whereby antifouling effect on the canvas can always be maintained and precise drying efficiency is ensured. With the method of preventing contamination of the canvas for pressing a paper strip against the surface of drum-dryers used for drying the paper strip in a paper machine, a predetermined amount of a surface treatment agent P is continuously supplied to the surface of the canvases C2, C3, facing the paper strip, in a stage of operation prior to the paper strip being pressed into contact with the canvases C2, C3 as well as the drum-dryers C1, while the paper strip is being fed by operation of the paper machine.
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