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PCE
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DIFF Subgroup
C04B 14/24

porous, e.g. foamed glass

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone > Granular materials > Silica-rich materials; Silicates > Glass > porous, e.g. foamed glass

CPC:

Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone (expanding or defibrillating materials C04B20/00) > Granular materials > Silica-rich materials; Silicates > Glass > porous, e.g. foamed glass

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