ABENGOA BIOENERGY Patent applications |
Patent application number | Title | Published |
20140087432 | METHODS FOR CONDITIONING PRETREATED BIOMASS - Methods for producing ethanol from cellulosic biomass and, in particular, methods for conditioning pretreated biomass are disclosed. In some embodiments, pretreated biomass is contacted with a cooling fluid in a flash vessel to cool the biomass. The amount of alkaline solution contacted with the biomass may be based on the pH of partially hydrolyzed pretreated biomass in a liquefaction bioreactor. | 03-27-2014 |
20140083918 | SOAK VESSELS AND METHODS FOR IMPREGNATING BIOMASS WITH LIQUID - Soak vessels for impregnating biomass with a liquid such as a dilute acid and methods for impregnating biomass are disclosed. In some embodiments, the soak vessel includes an impeller assembly with impellers that create a vortex to submerge the biomass, that agitate and separate contaminants from the biomass and that direct biomass and contaminants to separate vessel outlets. | 03-27-2014 |