Patent ID: 8354623

Claim:
A treatment apparatus for performing a heat treatment on plural objects to be treated, said apparatus comprising: a treatment chamber capable of accommodating the plurality of objects; an induction heating coil section wound around an outer circumference of the treatment chamber; a high frequency power supply that is connected with the induction heating coil section and adapted to apply high frequency power to the induction heating coil section; gas supply means that is provided for the treatment chamber and adapted to introduce a necessary gas into the treatment chamber; and holding means that is inserted in and removed from the treatment chamber under the condition that the holding means holds the objects and a plurality of induction heating generators, each induction heating generator being adapted to be inductively heated by means of a high frequency wave emitted by the induction heating coil and to thereby heat an object, the holding means having: a plurality of columns, a plurality of first ring members, each first ring member being provided between the columns and adapted to hold an object, and a plurality of second ring members, each second ring member being provided between the columns and adapted to hold an induction heating generator, the first ring members and the second ring members being alternately arranged whereby the objects and the induction heating generators are alternately arranged in the holding means.