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Table 11 Effect of gas oil and barite lime mud additives on permeability and saturation of core samples

From: Effect of barite and gas oil drilling fluid additives on the reservoir rock characteristics

Adding  % Ko (md) Swi  % Kd (md) Swr  % Kd  % Swd  %
0 % gas oil and 70 ppg barite 35.89 38.30 23.97 52.73 33.21 37.68
171.88 28.50 130.37 38.87 24.15 36.39
375.85 23.40 313.08 29.60 16.70 26.50
463.00 20.78 410.68 24.68 11.30 18.77
5 % gas oil and 70 ppg barite 48.23 36.00 34.80 47.00 27.85 30.56
89.50 33.00 68.64 43.00 23.31 30.30
187.29 27.30 154.20 33.00 17.67 20.88
427.39 21.60 385.40 26.48 9.82 22.59
10 % gas oil and 70 ppg barite 34.29 39.00 28.70 47.62 16.30 22.10
103.25 30.70 86.73 37.20 16.00 21.17
235.42 25.00 199.75 29.37 15.15 17.48
521.12 18.42 489.30 21.38 6.11 16.07
0 % gas oil and 140 ppg barite 41.3 36.6 29.488 50.83 28.6 38.9
186.56 28.12 147.94 35.43 20.7 26
375 22.7 313.87 28.08 16.3 23.7
445.2 21 391.776 24.89 12 18.56
5 % gas oil and 140 ppg barite 44 38 49.50 52 22.3 30.26
185.16 26.7 158.86 33 14.2 23.59
264.3 23 230.2 27.69 12.9 20.43
527.88 21.8 486.7 25.04 7.8 14.9