1
Quang A Nguyen, Fred A Keller, Melvin P Tucker: Ethanol production with dilute acid hydrolysis using partially dried lignocellulosics. Midwest Research Institute, Paul J White, December 9, 2003: US06660506 (68 worldwide citation)

A process of converting lignocellulosic biomass to ethanol, comprising hydrolyzing lignocellulosic materials by subjecting dried lignocellulosic material in a reactor to a catalyst comprised of a dilute solution of a strong acid and a metal salt to lower the activation energy (i.e., the temperature) ...


2
Nguyen Quang A, Keller Fred A, Tucker Melvin P: Ethanol production with dilute acid hydrolysis using partially dried lignocellulosics. Midwest Research Inst, May 7, 2003: EP1307575-A1

In a process for converting lingnocellulosic biomass to ethanol, the improvement of obtaining higher fermentable soluble sugar yields by drying acid impregnated biomass particles, comprising: a) feeding moist lignocellulosic biomass into an acid impregnator to render it acid-soaked and draining the ...


3
Quang A Nguyen, Fred A Keller, Melvin P Tucker: Ethanol production with dilute acid hydrolysis using partially dried lignocellulosics. Paul J White, Senior Counsel, October 23, 2003: US20030199049-A1

In a process for converting lingnocellulosic biomass to ethanol, the improvement of obtaining higher fermentable soluble sugar yields by drying acid impregnated biomass particles, comprising: a) feeding moist lignocellulosic biomass into an acid impregnator to render it acid-soaked and draining the ...


4
Nguyen Quang A, Keller Fred A, Tucker Melvin P: Ethanol production with dilute acid hydrolysis using partially dried lignocellulosics. Midwest Research Institute, Nguyen Quang A, Keller Fred A, Tucker Melvin P, WHITE Paul J, March 7, 2002: WO/2002/018610

a) acid-soaking, draining and dewatering a lignocllulosic biomass; b) first-stage hydrolysis at a temperature of from 130°C to 220°C and flashing hydrolysate in two consecutive tanks; c) recovering soluable sugars by a counter-current extractor; d) second-stage acid and metal salt impregnation and d ...



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