Bell-type furnaces

Full Title

Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor > for wires; for strips > Furnaces for treating strips or wire > Bell-type furnaces

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

Child Classifications

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• C21D 9/665 inverted or side-facing
• C21D 9/667 Multi-station furnaces
• C21D 9/673 Details, accessories, or equipment peculiar to bell-type furnaces
• C21D 9/675 Arrangements of charging or discharging devices
• C21D 9/677 Arrangements of heating devices