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Title:
THERMAL EFFICIENCY IMPROVEMENT METHOD OF HEAT TREATMENT FURNACE, AND HEAT TREATMENT FURNACE
Document Type and Number:
Japanese Patent JP2012247108
Kind Code:
A
Abstract:

To provide a thermal efficiency improvement method of a heat treatment furnace and the heat treatment furnace for reducing heat flowed out from an exhaust port by changing sensible heat of a gas exhausted from the exhaust port into radiation heat in the exhaust port to take the same into the furnace.

The thermal efficiency improvement method of the heat treatment furnace 10 discharging heated gas from the exhaust port 12 to the outside, arranges plate-like heat resistant members 13, 14 along flow of the gas passing through the exhaust port 12, in the inlet side of the exhaust port 12.


Inventors:
YAMAMURA TAKETAMI
NAKAGAWA SHIGETO
HISAYUKI TERUMI
MATSUMURA GIICHI
Application Number:
JP2011118285A
Publication Date:
December 13, 2012
Filing Date:
May 26, 2011
Export Citation:
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Assignee:
JAPAN ULTRA-HIGH TEMPERATURE MAT RES CENTER
International Classes:
F27D17/00; F27D1/00; F27D1/04
Domestic Patent References:
JPS60159514A1985-08-21
JP2002295992A2002-10-09
JP2008536089A2008-09-04
JPS59209892A1984-11-28
JPS58153088A1983-09-10
JPS61106900U1986-07-07
JP2008045150A2008-02-28
JP4801789B12011-10-26
JPS60159514A1985-08-21
JP2002295992A2002-10-09
JP2008536089A2008-09-04
JPS59209892A1984-11-28
Attorney, Agent or Firm:
Fujio Nakamae
Yoshihiro Kurita
Takayuki Imanaka