Electron-beam welding or cutting

Introduced: September 1968

CPC subdivides this area 2x more granularly than IPC with 7 additional codes.

7 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1990.

Child Classifications

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B23K 15/0006 CPC only CPC only
B23K 15/0013 CPC only CPC only
B23K 15/002 CPC only CPC only
B23K 15/0026 CPC only CPC only
B23K 15/0033 CPC only CPC only
B23K 15/004 CPC only CPC only
B23K 15/0046 +4 CPC CPC only CPC only
B23K 15/02 Control circuits therefor since 1990 IPC+CPC Available in IPC and CPC
B23K 15/04 for welding annular seams since 1990 IPC+CPC Available in IPC and CPC
B23K 15/06 within a vacuum chamber (B23K15/04 takes precedence) since 1990 IPC+CPC Available in IPC and CPC
B23K 15/08 Removing material, e.g. by cutting, by hole drilling since 1990 +1 CPC IPC+CPC Available in IPC and CPC
B23K 15/10 Non-vacuum electron beam-welding or cutting since 1990 IPC+CPC Available in IPC and CPC

Class B23,2013–2023, worldwide · Source: EPO PATSTAT

Class B23,2013–2023, worldwide · Source: EPO PATSTAT