by means of regenerative heat-exchangers

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Features, component parts, details or accessories, not provided for in, or of interest apart from, groups; Air intakes for jet-propulsion plants > Heating air supply before combustion, e.g. by exhaust gases > by means of regenerative heat-exchangers

CPC:

Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants (controlling F02C9/00) > Heating air supply before combustion, e.g. by exhaust gases > by means of regenerative heat-exchangers

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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F02C 7/105 of the rotary type (rotary heat exchangers per se F28D) since 1980 IPC+CPC Available in IPC and CPC