Spudding the Next Well of PJSC «Ukrgasvydobuvannya»

GEOSYNTHESIS ENGINEERING

Development and service of drilling fluid

INFORMATION ABOUT THE WELL.

CASING POLICY:
Casing Ø508 mm – 510 m;
Casing Ø340 mm – 2780 m; 
Casing Ø245 mm – 4840 m; 
Casing Ø178 mm – 5100 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 – 112 days.
Bottomhole temperature – 129 оС.
Drilling contractor is Crosco - Integrated Drilling & Well Services.

Drilling fluid density within the interval of 510-2780 m - 1140-1180 kg/m3;
Drilling fluid density within the interval of 2780-4840 m - 1160-1200 kg/m3
Drilling fluid density within the interval of 4840-5100 m - 1120 kg/m3.

 

 


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