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Title:
回転炉床炉
Document Type and Number:
Japanese Patent JP5498137
Kind Code:
B2
Abstract:
Provided is a rotary hearth furnace which can stir exhaust gas within a furnace, to efficiently burn flammable gas within the exhaust gas and to efficiently heat an object to be heated, and which can contribute to reduction of specific energy consumption and improvement of productivity. A rotary hearth furnace (1) has therein a series of zone spaces (3) which are divided by vertical walls (2) hanging from a ceiling (1c). Among the zone spaces (3), the zone space to which an exhaust gas duct (4) is attached is constructed as an exhaust zone (3a). An oxygen-containing gas supply unit (5) is provided in the vicinity of the lower edge of the vertical wall (2) which divides the exhaust zone (3a) from the other zone spaces (3). Further, the exhaust gas duct (4) is disposed on the outer periphery side or the inner periphery side from the center of the width of the zone space (3).

Inventors:
Masataka Tateishi
Hirofumi Tsutsumi
Hiroshi Miyakawa
Eighty
Application Number:
JP2009271918A
Publication Date:
May 21, 2014
Filing Date:
November 30, 2009
Export Citation:
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Assignee:
KABUSHIKI KAISHA KOBE SEIKO SHO
International Classes:
C21B13/10; F27B9/16; C22B5/10; F27B9/02; F27B9/30; F27B9/40
Domestic Patent References:
JP11248359A
JP2002157023A
Attorney, Agent or Firm:
Takenaka Yoshimichi
Seiji Kameoka
Hironori Takenaka
Toru Sakatani
Yoshiyuki Kaji
Makoto Suhara



 
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