Method for reducing nitrogen oxides in strip heat treatment furnaces

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United States of America Patent

PATENT NO 12044402
APP PUB NO 20210080102A1
SERIAL NO

16630538

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Abstract

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A method for treating a metal strip, where the metal strip undergoes heat treatment in a directly fired furnace and is subsequently heat-treated further in a radiant tube furnace. At least part of the exhaust gases from the radiant tubes is fed to the directly fired furnace.

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Patent Owner(s)

  • ANDRITZ TECHNOLOGY AND ASSET MANAGEMENT GMBH

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blake, Eric Sewickley, US 9 87
Borrel, Pierre-Jerome Montreuil, FR 4 5
Hamman, Martin Palaiseau, FR 3 4

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