Patent ID: 9006502
Filing Date: 2015-04-14
Classification: C10G,Y02P,Y02W

Abstract:
1. A process for producing bio-oil from solid urban waste, the process comprising: a) liquefying the solid urban waste, to obtain a mixture comprising a solid phase, an aqueous phase, and an oily phase, the oily phase consisting of bio-oil; b) fermenting the aqueous phase in the presence of at least one oleaginous yeast or in the presence of a microbial consortium isolated from the aqueous phase, to obtain a fermented biomass; c) feeding the fermented biomass to liquefying step a) to obtain a further mixture comprising a solid phase, an aqueous phase, and an oily phase, the oily phase consisting of bio-oil; and d) recovering the bio-oil from said mixture produced in c).