Patent ID: 8646415
Filing Date: 2014-02-11
Classification: F22B

Abstract:
1. A system for generating a mixture of steam and combustion gas through direct contact, using high solids content water and without waste liquid discharge, said system comprising: a longitudinally rotatable drum, being mounted at a slope and under a controllable pressure and having a combustion gas supply section, a heat exchange section, and a discharge section, said discharge section being placed opposite said combustion gas supply section, said combustion gas supply section having an inlet, said rotatable drum having an outlet at an end thereof; a means for injecting water at a highest point of said rotatable drum along the slope; a means for discharging the mixture of steam and combustion gas at a lower end of said rotatable drum; and a means for separating solids from a gas phase of a portion of the mixture of steam and combustion gas connected to said discharge section.