METHOD OF WELL CASING AND CEMENTING OF HORIZONTAL SECTION Russian patent published in 2000 - IPC

Abstract RU 2150574 C1

FIELD: drilling wells; well casing and cementing. SUBSTANCE: casing string is lowered in horizontal section of wellbore. Then cement slurry of rated density and volume is pumped-in. Casing string is assembled from light alloy casing pipes. After pumping-in the cement slurry, displacing fluid is pumped-in in volume sufficient for filling the internal volume of casing string run into horizontal section of wellbore. Density of displacing fluid is determined from analytical expression. EFFECT: improved quality of cementing casing string. 1 ex

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RU 2 150 574 C1

Authors

Basarygin Ju.M.

Budnikov V.F.

Geras'Kin V.G.

Strel'Tsov V.M.

Chernenko A.M.

Dates

2000-06-10—Published

1998-09-01—Filed