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involving a horizontal drum mounted in the middle of the boiler

involving a horizontal drum mounted in the middle of the boiler · Cooperative Patent Classification (CPC)

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

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF22B21/366
Official title{involving a horizontal drum mounted in the middle of the boiler}
Display labelinvolving a horizontal drum mounted in the middle of the boiler
Total patents1

Filing trend

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

Not enough yearly data to assess filing trend yet.

Patents filed per year
YearPatents
20161

Representative patents

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