公开(公告)号：US20160045910A1

公开(公告)日：2016-02-18

申请号：US14779673

申请日：2014-03-28

Applicant: SHELL OIL COMPANY

Inventor： Ali AZGHAY ,  Patricia Johanna Anne Maria GILTAY ,  Marcello Stefano RIGUTTO ,  Arend Jan VAN WELSENES ,  Ferry WINTER

IPC: B01J38/62 ,  B01J23/94 ,  B01J38/12 ,  C10G65/00

CPC classification number: B01J38/62 ,  B01J23/882 ,  B01J23/94 ,  B01J27/0515 ,  B01J37/20 ,  B01J38/12 ,  B01J38/48 ,  C10G45/08 ,  C10G65/00 ,  C10G2300/70

Abstract: The invention provides a process for rejuvenation of a used hydrotreating catalyst comprising at least 8% wt of coke and one or more non-noble Group VIII and/or Group VIb metals, which process comprises the steps of: (i) removing coke from the used hydrotreating catalyst; and (ii) treating the catalyst obtained in step (i) with of from 2 to 60% wt of gluconic acid, based on weight of dry catalyst.

Abstract translation: 本发明提供了一种使用的加氢处理催化剂的再生方法，其包含至少8重量％的焦炭和一种或多种非贵金属VIII族和/或VIb族金属，该方法包括以下步骤：（i） 使用加氢处理催化剂; 和（ii）以干燥催化剂的重量，用2-60重量％的葡萄糖酸处理步骤（ⅰ）中获得的催化剂。