METHOD FOR COMBINED GASIFICATION OF RESIDUAL FLUID AND SOLID FUEL Russian patent published in 2015 - IPC C10J3/46 C10J3/50 

FIELD: chemistry.

SUBSTANCE: invention refers to a method for producing synthesis gas by combined gasification in a solid and fluid fuel ash flow. The above fuel is supplied separately into a coal gasification reactor through a number of burners; the burners have a combustion angle of more than 0° that reduces carbon formation and increases a degree of conversion. A solid fraction is supplied in a combination with an inert gas into the gasification reactor. The ash solid fuel contains at least partially fine coal particles produced by coal recovery and cannot be applicable for gasification in a fixed coal bed. The ash fluid fuel contains a residue of gasification in the fixed coal bed.

EFFECT: assisting the gasification with the combined use of the ash fluid residue of gasification in the fixed bed and small coal particles, which cannot be applicable for the gasification in a fixed coal bed, as well as minimising the carbon formation.

10 cl, 3 dwg, 1 ex