Manufacture of steel in electric furnaces (; electric heating per se H05B)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Manufacture of steel in electric furnaces

CPC: Manufacture of steel in electric furnaces (; electric heating per se H05B)

Full Title

Full titles differ between systems:

IPC:

Manufacture of carbon steel, e.g. plain mild steel, medium carbon steel, or cast-steel > Manufacture of steel in electric furnaces

CPC:

Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel > Manufacture of steel in electric furnaces (; electric heating per se H05B)

CPC subdivides this area 11x more granularly than IPC with 10 additional codes.

10 codes are CPC-only extensions.

Child Classifications

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C21C 2005/5258 2nd only CPC only CPC only
C21C 2005/5288 2nd only CPC only CPC only
C21C 5/5205 CPC only CPC only
C21C 5/5211 +2 CPC CPC only CPC only
C21C 5/5229 +1 CPC CPC only CPC only
C21C 5/5241 +1 CPC CPC only CPC only
C21C 5/5252 CPC only CPC only
C21C 5/5264 CPC only CPC only
C21C 5/527 +2 CPC CPC only CPC only
C21C 5/5294 CPC only CPC only
C21C 5/54 Processes yielding slags of special composition IPC+CPC Available in IPC and CPC