Title:
回転炉床炉及びその使用方法、並びに、還元鉄含有物及び亜鉛含有物の製造方法
Document Type and Number:
Japanese Patent JP7456762
Kind Code:
B2
Abstract:
To provide a rotary hearth furnace capable of improving the productivity of products.SOLUTION: A rotary hearth furnace comprises an annular furnace body 11 having a burner, a rotary hearth 12 rotating the inside of the furnace body 11 and an exhaust gas pipe 30 connected to a ceiling wall 11a of the furnace body 11. Provided that the width and height of a furnace inner space 10 composed of the rotary hearth 12 and the furnace body 11 are defined as W and H, respectively, H/W is 0.4 or more.SELECTED DRAWING: Figure 2
Inventors:
Toshitaka Nakayama
Shinji Shima
Etsuro Noda
Ryo Fukuda
Shinji Shima
Etsuro Noda
Ryo Fukuda
Application Number:
JP2019222715A
Publication Date:
March 27, 2024
Filing Date:
December 10, 2019
Export Citation:
Assignee:
Nippon Steel Engineering Co., Ltd.
Nippon Steel Corporation
Nippon Steel Corporation
International Classes:
F27B9/16; C21B13/10; C22B19/38; F27B3/06; F27D17/00
Domestic Patent References:
| JP2018178253A | ||||
| JP2003090686A |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yasunori Ishizaka
Yasunori Ishizaka