(under subclass 109) Processes wherein the particulate
material is mica.
SEE OR SEARCH CLASS
125, Stone Working,
24, for a process of separating mica or mica-like materials along its line of cleavage.
241, Solid Material Comminution or Disintegration,
4, for a process of comminuting or disintegrating micaceous material. 252, Compositions,
378, for a process of exfoliating micaceous material.
428, Stock Material or Miscellaneous Articles,
324, for a stock material product in the form of a single or plural layer web or sheet including a component comprising structurally defined mica, subclass 363 for a structurally defined mica flake or mass or layer thereof, and subclasses 454+ for a nonstructural composite sheet or web including a layer comprising mica.
