Gas and liquid contact apparatus – With external supply or removal of heat – Heat exchange means at or downstream of contact zone
Reexamination Certificate
2006-12-21
2010-06-29
Bushey, Scott (Department: 1797)
Gas and liquid contact apparatus
With external supply or removal of heat
Heat exchange means at or downstream of contact zone
C261S156000, C261S157000, C261S161000, C261S079200, C261S122100, C261S123000
Reexamination Certificate
active
07744070
ABSTRACT:
An external gas humidifier for fuel cell transfers recycled high-temperature waste heat produced by the fuel cell to a reactant gas, such as hydrogen or air, which is guided into the external gas humidifier. The heated reactant gas is treated in the external gas humidifier to effectively increase the moisture content of the reactant gas within a shortened time. When the humidified reactant gas enters into the fuel cell, it enables a polymeric membrane in the fuel cell to be well humidified to thereby enhance the power generation efficiency and service life of the fuel cell.
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Huang Jar-Lu
Sung Lung-Yu
Birch & Stewart Kolasch & Birch, LLP
Bushey Scott
Industrial Technology Research Institute
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