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公开(公告)号:US06294498B1
公开(公告)日:2001-09-25
申请号:US09132517
申请日:1998-08-11
IPC分类号: B01J3106
CPC分类号: B01J23/888 , B01J23/882 , B01J23/883 , B01J33/00 , B01J37/0219 , B01J37/20 , C10G49/02
摘要: Process for passivation of a heterogenous catalyst of refining reactions or hydrocarbon hydroconversion reactions, characterized in that the external surface of the particles of said heterogeneous catalyst is coated with a protective layer that is made of a particularly inert material which can be eliminated in the reaction zone under the conditions of the reaction.
摘要翻译: 用于钝化精炼反应或烃加氢转化反应的异质催化剂的方法,其特征在于所述非均相催化剂的颗粒的外表面涂覆有由特别惰性的材料制成的保护层,其可以在反应区域中被除去 在反应条件下。