adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture > adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone

CPC:

Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture (adding secondary air to fuel-air mixture F02M23/00; adding exhaust gases F02M26/00; fuel-injection apparatus operating simultaneously on two or more fuels or on a liquid fuel and another liquid F02M43/00) > adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone

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

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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F02M 25/12 the apparatus having means for generating such gases (using rays and simultaneously generating ozone F02M27/06) IPC+CPC Available in IPC and CPC