Metal porous material, fuel cell, and method of producing metal porous material
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United States of America Patent
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Sep 6, 2022
Grant Date -
Mar 4, 2021
app pub date -
Jul 3, 2019
filing date -
Sep 7, 2018
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Abstract
A metal porous material according to an aspect of the present disclosure is a metal porous material in sheet form that includes a frame having a three-dimensional network configuration, wherein the frame includes an alloy including at least nickel (Ni) and chromium (Cr), the frame 11 is a solid solution with iron (Fe), the frame includes a chromium oxide (Cr2O3) layer as an outermost layer and includes a chromium carbide layer located under the chromium oxide layer, the chromium oxide layer has a thickness not less than 0.1 μm and not more than 3 μm, and the chromium carbide layer has a thickness not less than 0.1 μm and not more than 1 μm.
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