Torches, e.g. for brazing or heating (nozzles F23D14/48)

Introduced: January 1985

Title

Titles differ between systems:

IPC: Torches, e.g. for brazing or heating

CPC: Torches, e.g. for brazing or heating (nozzles F23D14/48)

Full titles differ between systems:

IPC:

Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid > Torches, e.g. for brazing or heating

CPC:

Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid > Torches, e.g. for brazing or heating (nozzles F23D14/48)

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

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

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F23D 14/40 for welding (F23D14/44 takes precedence) since 1985 IPC+CPC Available in IPC and CPC
F23D 14/42 for cutting (F23D14/44 takes precedence) since 1985 IPC+CPC Available in IPC and CPC
F23D 14/44 for use under water since 1985 IPC+CPC Available in IPC and CPC

Class F23,2013–2023, worldwide · Source: EPO PATSTAT

Class F23,2013–2023, worldwide · Source: EPO PATSTAT