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|1. (WO2018221465) MULTI-CHAMBER HEAT TREATMENT DEVICE|
IHI MACHINERY AND FURNACE CO., LTD.
|Title:||MULTI-CHAMBER HEAT TREATMENT DEVICE|
In this multi-chamber heat treatment device (A, A1, A2, A3), treatment devices for performing a prescribed heat treatment on an object to be treated (X) are mounted, and a plurality of intermediate conveyance devices (1, 3, 31, 6) for conveying the object to be treated to the treatment devices are connected. Each of the treatment devices is any one of the following: main treatment devices (7A-7D) that performs a main treatment on the object to be treated; preheating devices (4A-4H) that performs a preheating treatment on the object to be treated prior to the main treatment; and cooling devices (R, S) that perform a cooling treatment on the object to be treated after the main treatment.