Method for direct reduction of oxides
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United States of America Patent
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Nov 24, 1998
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app pub date -
Sep 24, 1996
filing date -
Feb 22, 1996
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Abstract
A method for direct reduction of oxides includes the steps of: providing a reduction zone for direct reduction of oxides and a gas reforming zone communicating with the reduction zone; feeding metal oxides to the reduction zone; feeding a gas mixture comprising methane and an oxygen source to the gas performing zone to provide a reformed gas comprising hydrogen and carbon monoxide; contacting the oxides and the reformed gas in the reduction zone to provide a reduced metal and a top gas; and treating the top gas so as to provide the gas mixture.
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