Artificial porcelain tooth manufacturing
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United States of America Patent
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-
Jul 29, 1980
Grant Date -
N/A
app pub date -
Feb 2, 1978
filing date -
Feb 7, 1977
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The method and apparatus for manufacturing an artificial tooth crown which involves the formation of a metal crown, coating the crown with porcelain materials and subjecting the coated crown to high frequency vibrations of the order of 15 to 50 Hz to condense the porcelain materials and remove air and liquid therefrom prior to firing.
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