– Physical processes of milling, fractionation, sorting and washing on sugarcane bagasse;
– Physical and chemical processes of hydrothermal pretreatment on sugarcane bagasse, catalyzed acid, steam explosion (batch and continuous);
– Delignification of bagasse;
– Enzymatic hydrolysis;
– Continuous sterilization of culture media;
– Concentration of liquors;
– Aerobic or anaerobic fermentations;
– Recovering cells by centrifugation.