Invention Grant
- Patent Title: Removal of laughing gas in nitric acid production
- Patent Title (中): 去除硝酸生产中的笑气
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Application No.: US10181120Application Date: 2001-01-09
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Publication No.: US07906091B2Publication Date: 2011-03-15
- Inventor: Meinhard Schwefer , Rainer Maurer , Thomas Turek
- Applicant: Meinhard Schwefer , Rainer Maurer , Thomas Turek
- Applicant Address: DE Dortmund
- Assignee: Uhde GmbH
- Current Assignee: Uhde GmbH
- Current Assignee Address: DE Dortmund
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: DE10001540 20000114
- International Application: PCT/EP01/00158 WO 20010109
- International Announcement: WO01/51415 WO 20010719
- Main IPC: B01D53/02
- IPC: B01D53/02 ; C01B21/22
Abstract:
A method and device for removal of N2O in nitric acid production are disclosed. The device is arranged after a heat exchanger, post ammonia burning, before the absorption tower and contains a catalyst, which essentially comprises one or several iron loaded zeolites.
Public/Granted literature
- US20040105803A1 Removal of laughing gas in nitric acid production Public/Granted day:2004-06-03
Information query
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