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Patent Classification Explorer PCE

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Search for IPC and CPC classification codes or keywords

C
C21
C21C
C21C 2100/00
C21C 2100/02

CPC Subgroup Additional Only

C21C 2100/02

Treatment of the exhaust gas

Full Title

Exhaust gas > Treatment of the exhaust gas

CPC C21C 2100/02

No direct equivalent in IPC

3 CPC-only subgroups

Data: WIPO (IPC), EPO/USPTO (CPC) — CC BY 4.0

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