the heat-exchange media being a liquid and a gas or vapour (temperators for cooling steam F22)

the heat-exchange media being a liquid and a gas or vapour (temperators for cooling steam F22) · 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 codeF28C3/06
Official titlethe heat-exchange media being a liquid and a gas or vapour (temperators for cooling steam F22)
Display labelthe heat-exchange media being a liquid and a gas or vapour (temperators for cooling steam F22)
Total patents59

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201512
20162
20174
201813
20193
20205
20215
20224
20232
20244
20253
20262

Representative patents

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

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC F28C3/06?
CPC F28C3/06 is the Cooperative Patent Classification code for “the heat-exchange media being a liquid and a gas or vapour (temperators for cooling steam F22).”
How many patents are filed under CPC F28C3/06 (the heat-exchange media being a liquid and a gas or vapour (temperators for cooling steam F22))?
Our database includes 59 publications tagged with this CPC code.
Is patent activity under CPC F28C3/06 growing?
Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).