Method for selective separation of products at hydrothermal conditions
Date
1998-07-28
Authors
Gloyna, Earnest F.
Li, Lixiong
Journal Title
Journal ISSN
Volume Title
Publisher
United States Patent and Trademark Office
Abstract
Sodium and borate ions are separated in supercritical water by addition of dissolved CO.sub.2 to cause precipitation of carbonates and the formation of boric acid. Carbonates and boric acid are then recovered as separate products.