News
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One more window in the 5-3/4" casing was cut under the supervision of DI's specialists at the well 324 Muslyumovsky field.
One trip hydraulic type Whipstock KLEN- 5" was used for this well.
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KLEN-HAS-5 hydraulic anchor type whipstock was set at 7185’ depth in 5-3/4” casing by Drilling Innovation’s experts in Vynngayakhinskoye oilfield. The orientation of the whipstock according to the project sighting angle was done by magnetic inclinometer.
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In mid-March DI specialists have carried out work on the isolation zone of drilling mud in the well No.103 of the Olympic field.
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Our hydraulic whipstock have a closed hydraulic system . During the running the filling of the drill string provided with the help of overflow valve which operates at the entrance of fluid from the annulus and closes it when pressurizing . Such a valve does not allow to use MWD for the whipstock orientation .
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ИApplication of whipstock with hydraulic anchor for one trip for has enabled drill 5-5/8” sidetrack from 6-5/8” casing. This result was received in exact accordance with the terms of specs for whip stock services on well no. 1083 North Urengoy oilfield. 9179 ft. depth. 47,5 degree zenith angle. Setting of whipstock was done with orientation in azimuth. Received benefit with from reliable long-term partnership is not advantage not only for service companies however also for Customer of complex object - sidetrack track construction.
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In February 2014 it was kept high demand for services and equipment of Drilling Innovation. In the Ural - Volga region in February, our engineers cut windows on 8 wells. On 7 of them the windows were in 5-3/4” & 6-5/8” casings with application of hydraulic anchor whipstock for one trip.