DIFF Subgroup
H10W 40/40 involving heat exchange by flowing fluids
Introduced: January 2026
Full Title
Full titles differ between systems:
IPC:
Arrangements for thermal protection or thermal control > involving heat exchange by flowing fluids
CPC:
Arrangements for thermal protection or thermal control (integrated devices comprising arrangements for thermal protection H10D89/60) > involving heat exchange by flowing fluids
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 2026.
Child Classifications
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- H10W 40/47 by flowing liquids, e.g. forced water cooling since 2026 +1 CPC IPC+CPC Available in IPC and CPC