CPC Subgroup
C25C 3/28 of titanium
Full Title
Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C5/00 takes precedence) > of titanium, zirconium, hafnium, tantalum or vanadium > of titanium
C25C 3/28 Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C5/00 takes precedence) > of titanium, zirconium, hafnium, tantalum or vanadium > of titanium