PRETREATMENT METHOD FOR UTILIZATION OF COAL ASH LANDFILLED IN ASH PONDS

• Main Authors: KANG, Young Yeul, HONG, Soo Yeon, YOON, Young Sam, KIM, Min-Jung, UM, Namil, JEON, Tae Wan, YOON, Cheol Woo, CHO, Na Hyeon, CHOI, Ja-Hyung
• Format: Patent
• Language: English
• Published: 13.06.2024
• Subjects: DISPOSAL OF SOLID WASTE; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLIDMATERIALS OR FLUIDS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROMSOLID MATERIALS OR FLUIDS; PERFORMING OPERATIONS; RECLAMATION OF CONTAMINED SOIL SOIL; SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATICTABLES OR JIGS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS; SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATICTABLES OR JIGS; TRANSPORTING

Disclosed is a pretreatment method for utilization of coal pond ash (coal ash buried in ash ponds near coal-fired power plants), and more specifically a treatment method of coal pond ash capable of utilizing coal ash with high efficiency through simple separation processes including screening, float-sink, flotation, grinding, and magnetic separation.