DIFF Subgroup
C04B 35/5833 based on hexagonal boron nitride
Introduced: January 1995
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 boron nitride > based on hexagonal boron nitride