Characteristics of the Coal Fines Produced from Low-Rank Coal Reservoirs and Their Wettability and Settleability in the Binchang Area, South Ordos Basin, China

Figure 13

Settling rates of different coal fines and analysis of its influence factors ((a) different settling rates of coal fines, (b) relationship between settling rate of coal fines and ash content, (c) relationship between settling rate of coal fines and fixed carbon content, and (d) relationship between settling rate of coal fines and contact angle).

(a)

(b)

(c)

(d)