GEOSYNTHESIS ENGINEERING

Development and service of drilling fluid

INFORMATION ABOUT THE WELL.

CASING POLICY:
Casing Ø508 mm – 180 m;
Casing Ø340 mm – 1560 m; 
Casing Ø245 mm – 3300 m; 
Casing Ø178 mm – 4120 m;

DRILLING FLUID TYPE: 
Surface casing Ø508 mm – fresh-clay-drilling fluid;
1st Intermediate casing Ø340 мм – BRNVTF-polymer drilling mud with low level of solid phase; 
2nd Intermediate casing Ø245 mm – PIDM-2М - polymer inhibited drilling mud;
Production casing Ø178 mm  – clayless drilling mud «Biocar-МТ».


Well drilling term – 120 days.
Bottomhole temperature – 88 оС.
Drilling contractor is Crosco - Integrated Drilling & Well Services.

Drilling fluid density within the interval of 180-1560 m - 1120-1160 kg/m3;
Drilling fluid density within the interval of 1560-3300 m - 1500-1600 kg/m3
Drilling fluid density within the interval of 3300-4120 m - 1120-1180 kg/m3.