US PATENT SUBCLASS 501 / 3
.~.~ Halogen containing crystalline phase (e.g., fluormica, etc.)

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

1  DF  CERAMIC COMPOSITIONS {15}
2  DF  .~ Devitrified glass-ceramics {4}
3.~.~ Halogen containing crystalline phase (e.g., fluormica, etc.)

DEFINITION

Classification: 501/3

Halogen containing crystalline phase (e.g., fluormica, etc.):

(under subclass 2) Compositions in which the crystalline phase includes a halogen atom.

(1) Note. The crystalline phase may comprise, e.g., fluormica, etc.