Surface treating method and device thereof
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United States of America Patent
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Jun 11, 2013
Grant Date -
Oct 7, 2010
app pub date -
Sep 2, 2008
filing date -
Sep 3, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
In a surface treating method of the present invention, a fluid suction passage 26 communicating with a fluid supply passage 25 via only a narrowed portion 27 is provided, so as to approximately concentrically surround the periphery of the fluid supply passage 25 having the narrowed portion 27 at one end thereof, and the sucking cavitation flow 5 is generated at the direct downstream of the narrowed portion 27, by sucking the processing fluid 8 into the fluid suction passage 26 using a suction pump 17, as well as a surface treating is performed on the treated surface 6a, by crushing the sucking cavitation flow 5 approximately perpendicular to the treated surface 6a.
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