IPC Subgroup
C21D 5/14 Graphitising
Introduced: September 1968
Last revised: January 2006
Full Title
Heat treatment of cast-iron > of white cast-iron > Malleabilising > Graphitising
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- METALLURGY OF IRON
- Subclass:
- MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
Related Keywords
GRAPHITISING of irongraphitising of IRON
1 direct subcode
Child Classifications
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- C21D 5/16 Packing agents