Chemistry: electrical current producing apparatus – product – and – Fuel cell – subcombination thereof – or method of making or... – Process or means for control of operation
Reexamination Certificate
2006-12-06
2010-10-12
Ryan, Patrick (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
Fuel cell, subcombination thereof, or method of making or...
Process or means for control of operation
C429S413000, C429S442000
Reexamination Certificate
active
07811713
ABSTRACT:
A method and apparatus for thermal control of air flow in a fuel cell system, capable of accurately controlling the temperature of the air stream entering the water vapor transfer unit, maintaining a desired temperature set-point, and minimizing the time required for the air stream to reach the optimum operating temperature.
REFERENCES:
patent: 6849352 (2005-02-01), Formanski et al.
patent: 7592083 (2009-09-01), Meltser et al.
patent: 2006/0099469 (2006-05-01), Meltser et al.
patent: 1770534 (2006-05-01), None
Burch Steven D.
Kolodziej Jason R.
Lerner Seth E.
Menon Prem C.
Fraser Clemens Martin & Miller LLC
GM Global Technology Operations Inc.
Miller J. Douglas
Parsons Thomas H.
Ryan Patrick
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