Metal deforming – By application of fluent medium – or energy field – Using fixed die
Patent
1987-07-29
1989-01-03
Bray, W. Donald
Metal deforming
By application of fluent medium, or energy field
Using fixed die
72 60, 264 19, B21D 2210
Patent
active
047947748
ABSTRACT:
A method is provided for uniformly fitting a foil to a die in the manufacture of a porcelain-metal dental restoration, the method including the application isostatic pressure to a foil covered die. The inventive method is more economical and not as laborious as prior art methods, and provides a superior fit of the foil to the die, resulting in a better quality restoration.
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Clark Danny R.
Tanaka Asami
Bray W. Donald
Tanaka Dental Enterprises
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