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by hot gases, e.g. by mixing cold and hot air

by hot gases, e.g. by mixing cold and hot air · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	F02M31/06
Official title	by hot gases, e.g. by mixing cold and hot air
Display label	by hot gases, e.g. by mixing cold and hot air
Total patents	8

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is declining.

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.