Invention Grant
- Patent Title: Methods for removing iron material from a substrate
- Patent Title (中): 从基材中除去铁物质的方法
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Application No.: US13801896Application Date: 2013-03-13
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Publication No.: US08946105B2Publication Date: 2015-02-03
- Inventor: Birgit Marrino , Thies Hoffmann
- Applicant: Steag Energy Services GmbH
- Applicant Address: DE Essen
- Assignee: Steag Energy Services GmbH
- Current Assignee: Steag Energy Services GmbH
- Current Assignee Address: DE Essen
- Agency: Alston & Bird LLP
- Main IPC: B01J38/64
- IPC: B01J38/64 ; B01D53/96 ; B01D53/86
Abstract:
Methods of removing iron from a catalytic converter having an accumulation of one or more iron compounds and regenerating a catalytic converter are provided. A catalytic converter having an accumulation of one or more iron compounds embedded or deposited thereon can be treated with a substantially aqueous alkaline solution in which the substantially aqueous alkaline solution includes an antioxidant.
Public/Granted literature
- US20140271383A1 METHODS FOR REMOVING IRON MATERIAL FROM A SUBSTRATE Public/Granted day:2014-09-18
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