IPC 6 English version Class C04

IPC ⁶ English version

Class C04

SECTION C

– CHEMISTRY; METALLURGY

C 04

CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES (alloys based on refractory metals C 22 C) [4]

Note

This class does not cover mechanical features provided for elsewhere, e.g. mechanical working B 28, kilns F 27.

C 04 B

LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS (devitrified glass-ceramics C 03 C 10/00); REFRACTORIES; TREATMENT OF NATURAL STONE [4]