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Treatment of iron or alloys based thereon

Treatment of iron or alloys based thereon · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	C23C22/72
Official title	Treatment of iron or alloys based thereon
Display label	Treatment of iron or alloys based thereon
Total patents	5

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

Filing activity over the last five years is stable.

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