Generating plasma

Introduced: July 1974

Full Title

Generating plasma; Handling plasma > Generating plasma

CPC subdivides this area 2x more granularly than IPC with 5 additional codes.

5 codes are CPC-only extensions.

3 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

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H05H 1/2406 +7 CPC CPC only CPC only
H05H 1/247 CPC only CPC only
H05H 1/2475 +3 CPC CPC only CPC only
H05H 1/26 Plasma torches since 1974 IPC+CPC Available in IPC and CPC
H05H 1/46 using applied electromagnetic fields, e.g. high frequency or microwave energy (H05H1/26 takes precedence) since 1980 +2 CPC IPC+CPC Available in IPC and CPC
H05H 1/4697 CPC only CPC only
H05H 1/47 +4 CPC CPC only CPC only
H05H 1/48 using an arc (H05H1/26 takes precedence) since 1980 +5 CPC IPC+CPC Available in IPC and CPC
H05H 1/52 using exploding wires or spark gaps (H05H1/26 takes precedence) since 1980 IPC+CPC Available in IPC and CPC