DIFF Subgroup
C21B 5/06 using top gas in the blast furnace process (in coke ovens C10B)
Introduced: September 1968
Title
Titles differ between systems:
IPC: using top gas in the blast furnace process
CPC: using top gas in the blast furnace process (in coke ovens C10B)
Full Title
Full titles differ between systems:
IPC:
Making pig-iron in the blast furnace > using top gas in the blast furnace process
CPC:
Making pig-iron in the blast furnace > using top gas in the blast furnace process (in coke ovens C10B)
No child classifications to compare. This is a leaf node in both IPC and CPC.