Patent ID: 8729325
Filing Date: 2014-05-20
Classification: B01J,C10G,C10L,Y02P

Abstract:
1. A method comprising: providing a biomass conversion system that comprises a fluid circulation loop comprising: providing a cellulosic biomass in the hydrothermal digestion unit; at least partially digesting the cellulosic biomass in the hydrothermal digestion unit to form a hydrolysate comprising soluble carbohydrates and cellulosic fines within a liquor phase; flowing the liquor phase through the solids separation unit to remove at least a portion of the cellulosic fines; after removing at least a portion of the cellulosic fines, flowing the liquor phase to the catalytic reduction reactor unit and forming a reaction product in the catalytic reduction reactor unit; and recirculating at least a portion of the reaction product to the hydrothermal digestion unit.