BOREHOLES SIDETRACKING FROM THE VERTICAL CASED WELLS TO DESIGNED DIRECTION
Ropyanoi A.Y. – General Director of JSC "NT KURS", Ropyanoy@ntkurs.ru Ropyanoy@ntkurs.ru
Scoblo V.Z. – Deputy General Director of JSC "NT KURS", skoblo@ntkurs.ru skoblo@ntkurs.ru
УДК 622.24
Key words: «NT-KURS» JSC, drilling tool orientation, magnetic interference, gyroscope «GYROKURSOR», boreholes sidetracking from vertical cased wells, trajectory control.
The article deals with the causes of errors and complications in drilling lateral holes from vertical cased wells while using magnetic MWD systems. Successful experience of «NT-KURS» technology «DRILLING TOOL ORIENTATION AND DRILLING TRAJECTORY CONTROL WITH GYRO «GYROKURSOR» DURING BOREHOLES SIDETRACKING FROM VERTICAL CASED WELLS» is described in details and proposed for applications, in particular, at downhole temperatures above 80° C.
BOREHOLES SIDETRACKING FROM THE VERTICAL CASED WELLS TO DESIGNED DIRECTION
Ropyanoi A.Y. – General Director of JSC «NT KURS», Ropyanoy@ntkurs.ru
Scoblo V.Z. – Deputy General Director of JSC «NT KURS», skoblo@ntkurs.ru
Key words: «NT-KURS» JSC, drilling tool orientation, magnetic interference, gyroscope «GYROKURSOR», boreholes sidetracking from vertical cased wells, trajectory control.
The article deals with the causes of errors and complications in drilling lateral holes from vertical cased wells while using magnetic MWD systems. Successful experience of «NT-KURS» technology «DRILLING TOOL ORIENTATION AND DRILLING TRAJECTORY CONTROL WITH GYRO «GYROKURSOR» DURING BOREHOLES SIDETRACKING FROM VERTICAL CASED WELLS» is described in details and proposed for applications, in particular, at downhole temperatures above 80° C.
