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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
F23N 5/18

using detectors sensitive to rate of flow of air or fuel

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Systems for controlling combustion > using detectors sensitive to rate of flow of air or fuel

CPC:

Systems for controlling combustion (regulating fuel supply F23N1/00, regulating air supply or draught F23N3/00) > using detectors sensitive to rate of flow of air or fuel

Of 5 combined children, 0 exist in both systems.

5 codes are CPC-only extensions.

Note: 2 CPC extensions are marked as secondary classification only.

Child Classifications

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