Method for producing sonotrodes
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United States of America Patent
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-
Jan 20, 1998
Grant Date -
N/A
app pub date -
Sep 16, 1996
filing date -
Dec 12, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A dental restoration part is produced from a ceramic material by a method ultrasonic working. The method includes forming a negative mold from a master sonotrode, forming a pre-working sonotrode from the negative mold, and ultrasonically working a workpiece using the pre-working sonotrode. The master sonotrode is then used to ultrasonically work the workpiece to form the dental restoration part.
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Family
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Cited Art Landscape
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