Killing of the well with abnormaly high formation pressure made for the purpose of tubing revision.
Killing fluid which density is 2200 kg/m3 was made directly in the field and based on polimer-inhibited drilling fluid, which was delivered from closest wells.
PARAMETERS OF KILLING FLUDIE (SWDM drilling mud):
- Density – 2,20 g/сm3;
- Funnel viscosity – 74 s;
- Gel – 77/96 dPа;
- PV – 62 mPа*s;
- YP – 132 dPа;
- Filtration loss – 3,5 сm3/30 min.