Invention Grant
- Patent Title: Recovering urea and oil from a urea/oil complex
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Application No.: US14774870Application Date: 2014-03-13
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Publication No.: US09725408B2Publication Date: 2017-08-08
- Inventor: Weijie Wang , Paul Frederick Mugford , Theophilus Cornelus Van Den Heuvel
- Applicant: DSM NUTRITIONAL PRODUCTS AG
- Applicant Address: CH Kaiseraugst
- Assignee: DSM Nutritional Products AG
- Current Assignee: DSM Nutritional Products AG
- Current Assignee Address: CH Kaiseraugst
- Agent Shannon McGarrah; Xi Chen
- International Application: PCT/IB2014/001035 WO 20140313
- International Announcement: WO2014/140864 WO 20140918
- Main IPC: C07C273/16
- IPC: C07C273/16 ; C11B3/00 ; C11B7/00 ; C07C273/02
Abstract:
Disclosed are methods of recovering urea from a urea/oil complex by drying the complex, combining the complex with water to form a urea solution, and removing water from the urea solution. Methods for recycling the urea in urea complexation processes are also disclosed. Also disclosed are methods of recovering polyunsaturated fatty acids or derivatives thereof from the urea/oil complexes.
Public/Granted literature
- US20160024423A1 RECOVERING UREA AND OIL FROM A UREA/OIL COMPLEX Public/Granted day:2016-01-28
Information query
