Invention Grant
- Patent Title: Methods and systems for solvent purification
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Application No.: US15622938Application Date: 2017-06-14
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Publication No.: US11242650B2Publication Date: 2022-02-08
- Inventor: Robert Jansen , Aharon Eyal
- Applicant: Virdia, LLC
- Applicant Address: US GA Alpharetta
- Assignee: Virdia, LLC
- Current Assignee: Virdia, LLC
- Current Assignee Address: US GA Alpharetta
- Agency: Polsinelli PC
- Priority: IL207329 20100801
- Main IPC: C09K3/00
- IPC: C09K3/00 ; D21C3/04 ; C13K1/02 ; B01D11/02 ; B01D11/04 ; D21C3/20 ; D21C11/00
Abstract:
A method including: (a) contacting lime with an extract including a S1 solvent carrying a contaminant load to form a lime treated extract; and (b) reducing the contaminant load by removing solids. Optionally, the method includes washing the lime treated extract with water. Optionally, a pH of the lime treated extract is at least 6.5.
Public/Granted literature
- US20180119344A1 METHODS AND SYSTEMS FOR SOLVENT PURIFICATION Public/Granted day:2018-05-03
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