CPC Subgroup
C01F 7/027 Treatment involving fusion or vaporisation
Full Title
Compounds of aluminium > Aluminium oxide; Aluminium hydroxide; Aluminates > After-treatment of oxides or hydroxides > Treatment involving fusion or vaporisation
C01F 7/027 Compounds of aluminium > Aluminium oxide; Aluminium hydroxide; Aluminates > After-treatment of oxides or hydroxides > Treatment involving fusion or vaporisation