Patent ID: 11891318
Assignee: BAOSHAN IRON & STEEL CO., LTD.
Field: Chemical engineering (Chemistry)
Classification: CPC C  B  F  Y | IPC B  C  F

Claim 0:
1. A method of drying inorganic sludge with molten slag, comprising: mixing slag and sludge; and separating steel slag and dry sludge from the mixture after a water content of the sludge is reduced to 3 wt %-15 wt %, and where the method further comprises a tail gas treatment comprising treating dust, sulfides and organic compounds existing in a tail gas generated during the water content reduction of the sludge by wet alkaline washing and/or activated carbon adsorption, and then discharging the tail gas; and
a tail sludge treatment comprising a wet washing or sprinkling of the resulting dust, collecting the dust, mixing the dust with sludge to be dried, agitating, and mixing the dust and sludge mixture with slag for a drying treatment.