Dec 01, 1983 · The effect of moisture on the rheology of brown coal‐oil suspensions The effect of moisture on the rheology of brown coal‐oil suspensions Low, G. S.; Bhattacharya, S. N. 00:00:00 The rheological properties of brown coaloil suspensions were investigated using both a Contraves rheometer and a Weissenberg rheogoniometer. . The aging characteristic of the .