Method and apparatus for producing uniform small portions of fine powders and articles thereof
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United States of America Patent
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app pub date -
Mar 16, 2005
filing date -
Apr 27, 1999
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Abandoned
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Abstract
Uniform portions of fine powders are deposited on a substrate by electrostatic attraction in which the charge of the electric field and polarity of the charged particles are varied repeatedly to form a buildup of powder on the carrier surface.
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