报道了一种新型的可用于氨选择催化还原氮氧化物的Ce-P-O催化剂.在空速为20 000h-1,较宽的温度范围内经500℃焙烧的Ce-P-O催化剂上表现出了较高的NO转化率(可达到90%以上).与V-W-Ti催化剂相比,该催化剂具有一定的耐水蒸气和SO2能力以及较好的抗碱中毒性能.
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