Upgrading process streams
First Claim
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1. A method comprising:
- saccharifying a cellulosic or lignocellulosic material to obtain saccharified biomass liquids comprising glucose and xylose;
selectively fermenting the glucose to produce a fermentation broth comprising unconverted xylose and a fermentation product from fermentation of the glucose; and
removing salts, partially ionized acids or fully ionized acids, from the fermentation broth utilizing an electrodialysis system.
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Abstract
Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed to produce useful intermediates and products, such as energy, fuels, foods or materials. Systems, methods and equipment are described for upgrading process streams using electrodialysis or electrodialysis reversal.
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Citations
25 Claims
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1. A method comprising:
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saccharifying a cellulosic or lignocellulosic material to obtain saccharified biomass liquids comprising glucose and xylose; selectively fermenting the glucose to produce a fermentation broth comprising unconverted xylose and a fermentation product from fermentation of the glucose; and removing salts, partially ionized acids or fully ionized acids, from the fermentation broth utilizing an electrodialysis system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification