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PCE
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DIFF Subgroup
B01J 29/035

silica polymorphs, e.g. silicalites

Introduced: January 1995

Title

Titles differ between systems:

IPC: Crystalline silica polymorphs, e.g. silicalites

CPC: silica polymorphs, e.g. silicalites

Full Title

Full titles differ between systems:

IPC:

Catalysts comprising molecular sieves > not having base-exchange properties > Crystalline silica polymorphs, e.g. silicalites

CPC:

Catalysts comprising molecular sieves > not having base-exchange properties > silica polymorphs, e.g. silicalites

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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