US PATENT SUBCLASS 264 / 659
.~.~.~.~ Forming nitride or oxynitride containing product


Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

603  DF  OUTSIDE OF MOLD SINTERING OR VITRIFYING OF SHAPED INORGANIC ARTICLE OR PREFORM {30}
653  DF  .~ Including plural heating steps {3}
654  DF  .~.~ Including diverse heating of article prior to outside-mold sintering or vitrifying {5}
658  DF  .~.~.~ Including reaction of precursor to form new inorganic compound or composition {1}
659.~.~.~.~ Forming nitride or oxynitride containing product


DEFINITION

Classification: 264/659

Forming nitride or oxynitride containing product:

(under subclass 658) Process wherein a product containing a binary compound of nitrogen and metal or silicon (e.g., metal nitride, silicon nitride, etc.) or tertiary compound of nitrogen, oxygen, and metal or silicon (e.g., metal oxynitride, silicon oxynitride, etc.) is produced.