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DIFF Subgroup
C21D 1/84

Controlled slow cooling (cooling-beds for metal rolling B21B43/00)

Introduced: January 1980

Title

Titles differ between systems:

IPC: Controlled slow cooling

CPC: Controlled slow cooling (cooling-beds for metal rolling B21B43/00)

Full Title

Full titles differ between systems:

IPC:

General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering > Controlled slow cooling

CPC:

General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering > Controlled slow cooling (cooling-beds for metal rolling B21B43/00)

No child classifications to compare. This is a leaf node in both IPC and CPC.