— CFBC fly ashes were obtained from a 220 t/h Pyroflow CFBC boiler co-firing coal and high-sulphur petroleum coke, and using limestone as the SO 2 sorbent in Power Plant of Sinopec Jinling Petrochemical Corporation. The bituminous coal originated in Datong (Shanxi, China), and the petroleum coke was derived from the Mideast area.