INFORMATION ABOUT THE WELL
CASING POLICY:
Casing Ø473 mm - 0-300 m;
Casing Ø339,7 mm - 0-2200 m;
Casing Ø244,5 mm - 0-4950/4958 m;
Casing Ø177,8 mm - 0-5480/5488 m;
Slotted-liner Ø127 mm - 5420/5428 m - 5620/5628 m.
DRILLING FLUID TYPE:
Casing Ø473 mm – fresh- clay-drilling fluid;
Casing Ø339,7 mm – BRNSTF-polymer drilling mud with low level of solid phase;
Casing Ø244,5 mm – polymer-inhibited drilling mud PIDM-2M;
Casing Ø177,8 mm – clay-less drilling mud «Biocar-МТ®».
Slotted-liner Ø127 mm – clay-less drilling mud «Biocar-МТ®».
Well drilling term - 192 days.
Temperature on the depth 5620 m – 138оС.
Density of clay-less drilling mud «Biocar-МТ®» in interval 4950-5480 – 1180 kg/m3 and іn interval 5480-5620 – 1140 kg/m3.
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