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PCE
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DIFF Subgroup
C22B 13/10

Separating metals from lead by crystallising, e.g. by Pattison process

Introduced: September 1968

Full Title

Obtaining lead > Refining > Separating metals from lead by crystallising, e.g. by Pattison process

No child classifications to compare. This is a leaf node in both IPC and CPC.