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by injecting cooling liquid into the steam or vapour (F28B3/08 takes precedence)

by injecting cooling liquid into the steam or vapour (F28B3/08 takes precedence) · 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 codeF28B3/04
Official titleby injecting cooling liquid into the steam or vapour (F28B3/08 takes precedence)
Display labelby injecting cooling liquid into the steam or vapour (F28B3/08 takes precedence)
Total patents15

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20155
20162
20171
20181
20194
20202

Representative patents

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