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IPC Subgroup
C22B 13/08

Separating metals from lead by precipitating, e.g. by Parkes process

Introduced: September 1968

Last revised: January 2006

Full Title

Obtaining lead > Refining > Separating metals from lead by precipitating, e.g. by Parkes process

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
Subclass:
PRODUCTION OR REFINING OF METALS; PRETREATMENT OF RAW MATERIALS