Green renewable liquid fuel

Abstract

A liquid fuel derived from processed biomass having extremely low water content and suitable for use in diesel engines or as an additive to petroleum based fuels, or which can be used as a petroleum or coal slurry substitute in those uses where a lower cost fuel have reduced emission is desired, is described.

I claim: 
     
         1 . A method of making a green biofuel based on renewable biomass feedstock, comprising:
 receiving biomass feedstock;   processing the biomass feedstock to produce a low moisture biochar;   particlizing the low moisture biochar; and   forming a colloidal fluid from the particlized low moisture biochar and a non-aqueous combustible liquid.   
     
     
         2 . The method of  claim 1 , wherein processing the biomass furnish to produce a low moisture biochar includes torrefication of the biomass feedstock. 
     
     
         3 . The method of claim I, wherein forming a colloidal fluid includes dispersing the particlized low moisture biochar in the non-aqueous combustible liquid. 
     
     
         4 . The method of  claim 1 , wherein the non-aqueous combustible liquid is bio-oil. 
     
     
         5 . The method of  claim 1 , wherein the non-aqueous combustible liquid is a petroleum based liquid. 
     
     
         6 . The method of  claim 5 , wherein the petroleum based liquid is diesel fuel. 
     
     
         7 . The method of  claim 5 , wherein the petroleum based liquid is oil. 
     
     
         8 . The method of  claim 1 , wherein particlizing the low moisture biochar produces a low moisture biochar having a particle distribution in the range of 10 micron to 100 nanometers. 
     
     
         9 . The method of  claim 8 , wherein the particle distribution has an average particle size of 200 nanometers to 400 nanometers. 
     
     
         10 . The method of  claim 5 , wherein the petroleum based liquid is bunker fuel oil. 
     
     
         11 . The method of  claim 1 , wherein the low moisture biochar is hydrophobic. 
     
     
         12 . The method of  claim 1 , wherein the low moisture biochar is friable. 
     
     
         13 . The method of  claim 1 , wherein the biomass feedstock includes waste from a process that produces a combustible liquid from raw biomass. 
     
     
         14 . The method of  claim 1 , processing the biomass feedstock produces a low moisture biochar and a liquid component. 
     
     
         15 . The method of  claim 14 , further comprising extracting a selected material from the liquid component. 
     
     
         16 . The method of  claim 15 , wherein the selected material is selected from the group consisting of chemicals, salts and minerals. 
     
     
         17 . The method of  claim 14 , wherein the selected material is lithium. 
     
     
         18 . A method of producing a green biofuel based on renewable biomass feedstock, comprising:
 receiving a renewable biomass feedstock;   processing the renewable biomass feedstock to produce a friable hydrophobic biochar;   particlizing the friable hydrophobic biochar into submicron size particles; and   forming a colloidal fluid by combining the submicron size particles with a combustible liquid.   
     
     
         19 . The method of  claim 18 , wherein the combustible liquid is a bio-oil. 
     
     
         20 . The method of  claim 18 , wherein the combustible liquid is a petroleum based liquid. 
     
     
         21 . The method of  claim 18 , wherein the combustible liquid is a blend of bio-oil and a petroleum based liquid. 
     
     
         22 . The method of  claim 18 , wherein the combustible liquid is a petroleum based liquid blended with bunker oil. 
     
     
         22 . The method of  claim 18 , wherein the combustible liquid is bunker oil, 
     
     
         23 . A method of producing a biofuel from a biomass feedstock, comprising:
 receiving a biomass feedstock;   processing the biomass feedstock to produce a low moisture biochar;   particlizing the low moisture biochar; and   combining the particlized low moisture biochar with a combustible liquid.   
     
     
         24 . The method of  claim 23 , wherein combining the particlized low moisture biochar with a combustible liquid forms a colloidal dispersion of the particlized low moisture biochar in the combustible liquid. 
     
     
         25 . The method of  claim 23 , wherein the combustible liquid is bunker oil, 
     
     
         26 . The method of  claim 24 , wherein processing the biomass feedstock includes heating the biomass feedstock to form a solid biochar and a liquid. 
     
     
         27 . The method of  claim 26 , wherein the liquid is processed to extract a selected chemical from the liquid. 
     
     
         28 . The method of  claim 26 , wherein the liquid is processed to extract a selected mineral from the liquid. 
     
     
         29 . The method of  claim 26 , wherein the liquid is processed to extract a selected salt from the liquid. 
     
     
         30 . A green liquid fuel; comprising:
 a particlized solid biomass derived fuel dispersed into a non-aqueous liquid to form a combustible colloidal suspension.   
     
     
         31 . The green liquid fuel of  claim 30 , wherein the solid biomass derived fuel has an average particle size of less than or equal to 10 microns. 
     
     
         32 . The green liquid fuel of  claim 31 , wherein the solid biomass derived fuel has an average particle size in the range of one micron to 100 nanometers. 
     
     
         33 . The green liquid fuel of  claim 30 , wherein the non-aqueous liquid is petroleum based. 
     
     
         34 . The green liquid fuel of  claim 33 , wherein the petroleum based non-aqueous liquid is fuel oil. 
     
     
         35 . The green liquid fuel of  claim 30 , wherein the non-aqueous liquid is a liquid biofuel.