US PATENT SUBCLASS 501 / 96.4
.~.~.~ Boron nitride containing


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}
96.4.~.~.~ Boron nitride containing


DEFINITION

Classification: 501/96.4

Boron nitride containing:

(under subclass 96.1) Compositions in which a component is boron nitride (BN).