Cooling (of machines or engines in general F01P); Heating; Heat-insulation (of blade-carrying members, of blades F01D5/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Cooling; Heating; Heat insulation

CPC: Cooling (of machines or engines in general F01P); Heating; Heat-insulation (of blade-carrying members, of blades F01D5/00)

Full Title

Full titles differ between systems:

IPC:

Component parts, details, or accessories, not provided for in, or of interest apart from, other groups > Cooling; Heating; Heat insulation

CPC:

Component parts, details, or accessories, not provided for in, or of interest apart from, other groups > Cooling (of machines or engines in general F01P); Heating; Heat-insulation (of blade-carrying members, of blades F01D5/00)

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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F01D 25/10 Heating, e.g. warming-up before starting IPC+CPC Available in IPC and CPC
F01D 25/12 Cooling +1 CPC IPC+CPC Available in IPC and CPC
F01D 25/14 Casings modified therefor (double casings F01D25/26) +1 CPC IPC+CPC Available in IPC and CPC