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PCE
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DIFF Main Group
C21B 11/00

Making pig-iron other than in blast furnaces

Introduced: September 1968

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

Child Classifications

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  • C21B 11/02 in low shaft furnaces IPC+CPC Available in IPC and CPC
  • C21B 11/06 in rotary kilns IPC+CPC Available in IPC and CPC
  • C21B 11/08 in hearth-type furnaces IPC+CPC Available in IPC and CPC
  • C21B 11/10 in electric furnaces IPC+CPC Available in IPC and CPC