US PATENT SUBCLASS 501 / 98.1
.~.~.~ Silicon aluminum oxynitride containing (i.e., SiAION compounds)

Current as of: June, 1999
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501 /   HD   COMPOSITIONS: CERAMIC

1  DF  CERAMIC COMPOSITIONS {15}
94  DF  .~ Refractory {8}
96.1  DF  .~.~ Boride, silicide, nitride, oxynitride, carbonitride, or oxycarbonitride containing {7}
98.1.~.~.~ Silicon aluminum oxynitride containing (i.e., SiAION compounds) {2}
98.2  DF  .~.~.~.~> With rare earth or alkaline earth metal compound
98.3  DF  .~.~.~.~> Composites (continuous matrix with dispersed phase)

DEFINITION

Classification: 501/98.1

Silicon aluminum oxynitride containing (i.e., SiAlON compounds):

(under subclass 96.1) Compositions in which silicon aluminum oxynitride (SiAlON) is found.