DIFF Subgroup
C21D 1/53 Heating in fluidised beds
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering > Methods of heating > Heating in fluidised beds
CPC:
General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering > Methods of heating (C21D1/06 takes precedence) > Heating in fluidised beds
No child classifications to compare. This is a leaf node in both IPC and CPC.