Invention Grant
- Patent Title: Process for regeneration of hydrogenation catalysts
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Application No.: US17543261Application Date: 2021-12-06
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Publication No.: US11701649B2Publication Date: 2023-07-18
- Inventor: Johannes Kraft , Lena Altmann , Johan Anton , Michael Grass
- Applicant: Evonik Operations GmbH
- Applicant Address: DE Essen
- Assignee: Evonik Operations GmbH
- Current Assignee: Evonik Operations GmbH
- Current Assignee Address: DE Essen
- Agency: Grüneberg and Myers PLLC
- Priority: EP 215551 2020.12.18
- Main IPC: B01J38/04
- IPC: B01J38/04 ; B01J21/06 ; B01J23/46 ; B01J35/00 ; B01J38/02
Abstract:
The invention provides a process for regenerating a catalyst used for the ring hydrogenation of an aromatic species, especially an aromatic ester, wherein a gas stream containing a particular amount of oxygen is used for the regeneration.
Public/Granted literature
- US20220193652A1 PROCESS FOR REGENERATION OF HYDROGENATION CATALYSTS Public/Granted day:2022-06-23
Information query
