Abrading – Abrading process – Utilizing fluent abradant
Reexamination Certificate
2006-05-30
2006-05-30
Eley, Timothy V. (Department: 3724)
Abrading
Abrading process
Utilizing fluent abradant
C451S056000, C451S060000, C451S072000, C451S443000, C451S444000
Reexamination Certificate
active
07052371
ABSTRACT:
A method and apparatus for conditioning polishing pads that utilize an apertured conditioning disk for introducing operation-specific slurries, without the need for additional tooling, platens, and materials handling. The a method and apparatus utilize a vacuum capability to pull waste material out of the conditioning pad and through the apertured conditioning disk to evacuate the apparatus through an outlet port, the apparatus may also include self-contained flushing means and a piezo-electric device for vibrating the pad conditioning apparatus.
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Eley Timothy V.
Koba Wendy W.
TBW Industries Inc.
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