Combustion residues, e.g. purification products of smoke, fumes or exhaust gases

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone > Waste materials; Refuse > Combustion residues, e.g. purification products of smoke, fumes or exhaust gases

CPC:

Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone (use of waste materials for the manufacture of cement C04B7/24); Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone > Waste materials; Refuse > Combustion residues, e.g. purification products of smoke, fumes or exhaust gases

CPC subdivides this area 4x more granularly than IPC with 5 additional codes.

5 codes are CPC-only extensions.

IPC defines codes here since 1985.

Child Classifications

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C04B 18/061 CPC only CPC only
C04B 18/062 +1 CPC CPC only CPC only
C04B 18/065 CPC only CPC only
C04B 18/067 CPC only CPC only
C04B 18/068 CPC only CPC only
C04B 18/08 Flue dust since 1985 +6 CPC IPC+CPC Available in IPC and CPC
C04B 18/10 Burned refuse since 1985 +4 CPC IPC+CPC Available in IPC and CPC