- 专利标题： Process of obtaining a catalyst, catalyst and pre-treatment process of acidic raw materials
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申请号： US17850070申请日： 2022-06-27
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公开(公告)号： US11944955B2公开(公告)日： 2024-04-02
- 发明人: Cristina Pontes Bittencourt Quitete , Vitor Loureiro Ximenes , Marcio De Figueiredo Portilho
- 申请人： Petróleo Brasileiro S.A.—Petrobras
- 申请人地址： BR Rio de Janeiro
- 专利权人： Petróleo Brasileiro S.A.—Petrobras
- 当前专利权人： Petróleo Brasileiro S.A.—Petrobras
- 当前专利权人地址： BR Rio de Janeiro
- 代理机构： Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.
- 优先权： BR 20210127210 2021.06.25
- 主分类号： B01J21/06
- IPC分类号： B01J21/06 ; B01J37/02 ; B01J37/03 ; B01J37/04 ; B01J37/08 ; B01J37/20 ; C10L1/02
摘要：
The present invention concerns a catalyst and pre-treatment process for acidic charges consisting of sulfated zirconia and cerium for the production of biofuels, characterized in that the catalyst has greater activity and resistance to deactivation with acidic charges.
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