摘要 |
An apparatus for treating gas containing nitrous oxide, according to the present invention, includes dampers (113-116, 118-120, and 123-125) for introducing gas to be treated and for exhausting treated gas; a plurality of heat accumulating layers (102) charged with ceramic heat storage media; a plurality of catalyst layers (103) arranged in accordance with the respective heat accumulating layers, heat-decomposing nitrous oxide contained in the introduced gas to be treated into nitrogen; and a heating device (107) for increasing a temperature of the introduced gas to be treated to a heat-decomposable temperature in the catalyst layers.
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