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专利名称：Heat treatment apparatus and heat
treatment method
发明人：吉田 亘,松井 十和子,木澤 克彦,佐田 隆,三上 剛申请号：JP2014212848申请日：20141017公开号：JP6572530B2公开日：20190911
摘要：A heat treatment apparatus that thermally treats an annular workpiece formedof a steel material by inductively heating the workpiece includes a treatment tank inwhich the workpiece is set and thermally treated, a holding portion that holds theworkpiece at a predetermined position, an induction heating coil that surrounds theworkpiece to inductively heat the workpiece, and a cooling medium that cools surfaces ofthe workpiece during the induction heating of the workpiece.
申请人：株式会社ジェイテクト
地址：大阪府大阪市区南船場３丁目５番８号
国籍：JP
代理人：特許業務法人サンクレスト国際特許事務所
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