ACOUSTIC DRIVEN TOUGHENED FOAM GLASS ABRASIVE DEVICES AND A METHOD FOR PRODUCING THE SAME
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United States of America Patent
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Issued Date -
Aug 14, 2008
app pub date -
Feb 14, 2007
filing date -
Feb 14, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An abrasive tool having an elongated handle member, an ultrasonic vibration source operationally connected to the elongated handle member, and a toughened foamed glass ceramic portion operationally connected to the vibration source. The toughened foamed glass ceramic portion includes a first glassy phase and a second glassy phase, wherein the second glassy phase puts the first glassy phase into compression.
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