160 JT920/JT920L - APPENDIX
C. DRILLING FLUID REQUIREMENTS
160 JT920/JT920L - APPENDIX
C. DRILLING FLUID REQUIREMENTS
Backreamer/product diameter Gallons per foot Liters per meter
18.5 in 46.99 cm 13.96 173.42
19 in 48.26 cm 14.73 182.92
19.5 in 49.53 cm 15.51 192.68
20 in 50.8 cm 16.32 202.68
20.5 in 52.07 cm 17.15 212.94
21 in 53.34 cm 17.99 223.46
21.5 in 54.61 cm 18.86 234.23
22 in 55.88 cm 19.75 245.25
22.5 in 57.15 cm 20.65 256.52
23 in 58.42 cm 21.58 268.05
23.5 in 59.69 cm 22.53 279.83
24 in 60.96 cm 23.5 291.86
24.5 in 62.23 cm 24.49 304.15
25 in 63.5 cm 25.5 316.69
25.5 in 64.77 cm 26.53 329.49
26 in 66.04 cm 27.58 342.53
Backreamer/product diameter Gallons per foot Liters per meter
18.5 in 46.99 cm 13.96 173.42
19 in 48.26 cm 14.73 182.92
19.5 in 49.53 cm 15.51 192.68
20 in 50.8 cm 16.32 202.68
20.5 in 52.07 cm 17.15 212.94
21 in 53.34 cm 17.99 223.46
21.5 in 54.61 cm 18.86 234.23
22 in 55.88 cm 19.75 245.25
22.5 in 57.15 cm 20.65 256.52
23 in 58.42 cm 21.58 268.05
23.5 in 59.69 cm 22.53 279.83
24 in 60.96 cm 23.5 291.86
24.5 in 62.23 cm 24.49 304.15
25 in 63.5 cm 25.5 316.69
25.5 in 64.77 cm 26.53 329.49
26 in 66.04 cm 27.58 342.53
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