based on silicon nitride

Introduced: January 1995

Last revised: January 2006

Full Title

Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products > based on non-oxides > based on borides, nitrides or silicides > based on silicon nitride

Classification Context

Section:: CHEMISTRY; METALLURGY
Class:: CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
Subclass:: LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE

2 direct subcodes

Child Classifications

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C04B 35/586 Refractories from grain sized mixtures
C04B 35/587 Fine ceramics