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NITROGEN OXIDE CLARIFICATION CATALYST 发明申请

2023-03-04 4040 64K 0

专利信息

申请日期 2025-07-12 申请号 JP2014006416
公开(公告)号 JP2014076448A 公开(公告)日 2014-05-01
公开国别 JP 申请人省市代码 全国
申请人 MITSUI MINING SMELTING CO LTD
简介 PROBLEM TO BE SOLVED : To provide a nitrogen oxide clarification catalyst in which selection reduction activity to a nitrogen oxide is high, and performance deterioration after durability is small. SOLUTION : A nitrogen oxide clarification catalyst comprises : β zeolite that supports an oxide of a rare earth metal; and titanium dioxide that supports an oxide of a rare earth metal, or comprises : β zeolite that supports an oxide of a rare earth metal and an oxide or a hydroxide of iron; and titanium dioxide that supports an oxide of a rare earth metal, and an oxide or a hydroxide of iron, and a nitrogen oxide clarification catalyst comprises a carrier comprising ceramic or a metallic material; and a layer of the nitrogen oxide clarification catalyst supported on the carrier. COPYRIGHT : (C)2014, JPO&INPIT


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