Title:
METHOD AND INDUSTRIAL FURNACE FOR USING RESIDUAL PROTECTIVE GAS AS FUEL GAS
Document Type and Number:
Japanese Patent JP2012220185
Kind Code:
A
Abstract:
To improve energy efficiency of an industrial furnace for heat-treating raw materials which operates with fuel gas and protective gas.
A first combustor 3.1 is started in preference to a second combustor 3.2 for heating. When an output of the first combustor 3.1 falls below an output required to reach a temperature-required value of an industrial furnace 1, the second combustor 3.2 is switched on and activated, and when it reaches the temperature-required value thereof, the second combustor 3.2 is switched off and stops.
Inventors:
SARRES ROLF
VAN DE KAMP WILHELM
VAN DE KAMP WILHELM
Application Number:
JP2012086373A
Publication Date:
November 12, 2012
Filing Date:
April 05, 2012
Export Citation:
Assignee:
IPSEN INT GMBH
International Classes:
F27D17/00; F23N5/00; F27B9/02; F27B9/22
Attorney, Agent or Firm:
Patent business corporation Oshima patent office
Previous Patent: THERMOELASTIC COOLING
Next Patent: DISPLAY DEVICE AND REFRIGERATOR INCLUDING THE SAME
Next Patent: DISPLAY DEVICE AND REFRIGERATOR INCLUDING THE SAME