CPC Subgroup
C22B 13/10 Separating metals from lead by crystallising, e.g. by Pattison process
Full Title
Obtaining lead > Refining > Separating metals from lead by crystallising, e.g. by Pattison process
C22B 13/10 Obtaining lead > Refining > Separating metals from lead by crystallising, e.g. by Pattison process