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Controlled CO preferential oxidation

United States Patent

5,637,415
June 10, 1997
View the Complete Patent at the US Patent & Trademark Office
Method for controlling the supply of air to a PROX reactor for the preferential oxidation in the presence of hydrogen wherein the concentration of the hydrogen entering and exiting the PROX reactor is monitored, the difference therebetween correlated to the amount of air needed to minimize such difference, and based thereon the air supply to the PROX reactor adjusted to provide such amount and minimize such difference.
Meltser; Mark A. (Pittsford, NY), Hoch; Martin M. (Webster, NY)
General Motors Corporation (Detroit, MI)
08/ 706,315
August 30, 1996
The Government of the United States of America has rights in this invention pursuant to Agreement No. DE-AC02-90CH10435 awarded by the U.S. Department of Energy.