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公开(公告)号:US20070275847A1
公开(公告)日:2007-11-29
申请号:US10588081
申请日:2004-10-12
CPC分类号: B01J23/007 , B01D53/8628 , B01D2255/2047 , B01D2255/206 , B01D2255/20761 , B01D2255/2092 , B01D2255/50 , B01J23/10 , B01J29/088 , B01J35/0006 , C10G11/182
摘要: A composition comprising FCC catalyst particles and additive particles suitable for the reduction of NOx emissions from a FCC regenerator, said additive particles comprising a Mg and Al-containing anionic clay or solid solution, a rare earth metal oxide, alumina and/or silica-alumina, and Y-type zeolite. The invention further relates to a process for preparing such a composition and its use for reducing NOx emissions.
摘要翻译: 一种包含FCC催化剂颗粒和适用于从FCC再生器中还原NO x x排放的添加剂颗粒的组合物,所述添加剂颗粒包含含Mg和Al的阴离子粘土或固溶体,稀土金属氧化物 ,氧化铝和/或二氧化硅 - 氧化铝和Y型沸石。 本发明进一步涉及一种制备这种组合物的方法及其用于减少NO x排放的用途。