Method and apparatus for two-coat one-fire electrophoretic enameling of a metallic work piece
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United States of America Patent
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Jan 5, 1999
Grant Date -
N/A
app pub date -
Jun 19, 1997
filing date -
Sep 13, 1995
priority date (Note) -
Expired
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Abstract
A method and apparatus for two-coat one-fire electrophoretic enameling of a work piece made of metal, wherein a first undercoat enamel slip deposit bath is followed by at least one excess slip removing bath before the undercoated work piece is submerged in a process bath including an additive for reducing the electrical resistance of the enamel biscuit followed sequentially by another rinsing bath, a finish enamel coating bath and not less than one final rinsing bath before the coated work piece is subjected to an enamel firing step.
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