A NEW COMBUSTION TECHNOLOGY FOR THE HEATING FURNACE OF FURNACE-WELDED BILLETS
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Abstract
A new double-atmosphere combustion technology by which billets can be heated effectively without oxidization has been developed in Keihin Works of NKK, Japan. The scale from burnt billets has reduced by 70% since all of the heating furnaces of furnace-welded billets were modified in 1987.
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