发明授权
US6096674A Heat-resistant HC adsorbent 失效
耐热HC吸附剂

Heat-resistant HC adsorbent
摘要:
An HC adsorbent has an MFI-type metallo-silicate including at least one of gallium and indium as a framework forming element, and aluminum (Al) in the MFI-type metallo-silicate in a content of Al.ltoreq.0.05% by weight. Such an HC adsorbent has an excellent heat-resistance.
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