Table 5: Wiper trip data before and after drilling fluid improvement, method no. 2

Wiper Trips when the drilling fluid properties not improved on 9.12.2009
θ300 θ600 Q
(gpm)
Hole Diameter (in) Drillpipe (OD) inch MW (ppg) Ds
(in)
Mws
ppg
54 79 441 12 ¼`` 5 12 0.2 20
Wiper Trips when the drilling fluid properties not improved on 9.12.2009
68 102 368 12 ¼`` 5 14.5 0.1 35