Invention Grant
- Patent Title: Process for production of DME from crude methanol
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Application No.: US14422433Application Date: 2013-08-14
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Publication No.: US10011548B2Publication Date: 2018-07-03
- Inventor: Per Juul Dahl , Janni Østergaard
- Applicant: Haldor Topsøe A/S
- Applicant Address: DK Lyngby
- Assignee: Haldor Topsoe A/S
- Current Assignee: Haldor Topsoe A/S
- Current Assignee Address: DK Lyngby
- Agency: Blank Rome LLP
- Priority: WOPCT/EP2012/066253 20120821
- International Application: PCT/EP2013/066977 WO 20130814
- International Announcement: WO2014/029672 WO 20140227
- Main IPC: C07C41/42
- IPC: C07C41/42 ; B01D3/14 ; C07C41/09 ; B01J19/24
Abstract:
The invention provides a process for the production of purified dimethylether (DME). Methanol is dehydrated to provide a first DME-containing product. The first DME-containing product is purified in a two-stage process. The invention also provides an apparatus arranged to carry out said process.
Public/Granted literature
- US20150239813A1 Process for production of DME from crude methanol Public/Granted day:2015-08-27
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