Table 7: Rheological and filtration properties of the muds.
| NO. |
Sample |
PV (cp) |
YP |
pH |
FL (cc) |
CT (mm) |
Density |
| 1 |
DF |
13 |
23 |
11.2 |
9 |
0.13 |
- |
| 2 |
Nano DF |
21 |
39 |
9.9 |
7.5 |
0.35 |
- |
| 3 |
DF/BF |
11 |
29 |
11 |
7.6 |
0.5 |
- |
| 4 |
Nano DF/RPF |
17 |
31 |
9.7 |
9 |
0.4 |
- |
| 5 |
Nano DF/RPG |
12 |
29 |
9.8 |
8 |
0.83 |
- |
| 6 |
Nano DF/RPT |
13 |
24 |
9.9 |
8.7 |
0.68 |
- |
| 7 |
DF/BFBF |
12 |
27 |
- |
7.1 |
0.72 |
65 |
| 8 |
Nano DF/RPGBF |
11 |
26 |
- |
- |
- |
65 |
| 9 |
DF/BF1B |
10 |
16 |
- |
9.2 |
0.75 |
65 |
| 10 |
Nano DF/RPG.GEF |
11 |
27 |
9.8 |
6.4 |
0.91 |
63 |
| 11 |
DF/BFGEF |
16 |
32 |
11.3 |
- |
- |
- |
| 12 |
Nano DF/RPGF |
12 |
30 |
10.3 |
- |
- |
- |
| 13 |
Nano DF/RMG.GEF |
12 |
28 |
12 |
- |
- |
- |
PV=Plastic Viscosity, YP=Yield Point, FL=Filtrate Loss and CT=Cake Thickness.