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PCE
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DIFF Subgroup
C03C 25/68

by etching

Introduced: January 2000

Full Title

Full titles differ between systems:

IPC:

Surface treatment of fibres or filaments made from glass, minerals or slags > Chemical treatment, e.g. leaching, acid or alkali treatment > by etching

CPC:

Surface treatment of fibres or filaments made from glass, minerals or slags > Chemical treatment, e.g. leaching, acid or alkali treatment (dehydroxylation C03C25/64) > by etching

No child classifications to compare. This is a leaf node in both IPC and CPC.