TATNEFT: 100.4%

The amount of 2,155,679 tons of crude oil or 100.4 percent versus June 2013 was produced at JSC TATNEFT, while the production since the beginning of the year amounted to 12, 985,973 tons which was 53,850 tons more than in 2013 (100.4% to the planned amount).

The amount of 12,765,565 tons of crude oil was delivered with the above-the-plan delivery amounting to 33,755 tons.

New Drilling

The new drilling penetration for 6 months of 2014 amounted to 230.3 thousand meters (285.8 thousand meters in 2013) with the drilling performed for JSC TATNEFT in the amount of 192.0 thousand meters (225.0 thousand meters in 2013), including drilling to bitumen deposits in the amount of 8.8 thousand meters, production drilling accounting for 176.1 thousand meters and exploratory drilling accounting for 7.1 thousand meters.

3.2 thousand meters (20.1 thousand meters in 2013) were penetrated for OOO "Tatneft-Samara", including production drilling in the amount of 1.0 thousand meters and exploratory drilling amounting to 2.2 thousand meters.

145 wells (182 wells in 2013) were constructed and delivered to customers with 117 wells delivered to JSC TATNEFT (134 wells in 2013), including drilling of 12 wells to bitumen deposits, 101 wells of production drilling and 4 wells of exploratory drilling.

1 production well was constructed and delivered to OOO "Tatneft-Samara" (16 wells in 2013).

Active Well Stock Drilling

The penetration of sidetracking and horizontal wellbores for JSC TATNEFT amounted to 27.6 thousand meters (28.3 thousand meters in 2013) during six months of 2014, including 10.1 thousand meters (13.6 thousand meters in 2013) for JSC TATNEFT.

50 wells were delivered to customers (52 wells in 2013) with 31 wells (35 wells in 2013) delivered to JSC TATNEFT.

The average number of drilling crews performing conventional well drilling operations since the beginning of 2014 amounted to 34, while 13 drilling crews were engaged in drilling lateral and lateral horizontal wellbores. One drilling crew performed drilling to the bituminous deposits of Ashalchinskoye oil field for NGDU "Nurlatneft".

The penetration per crew engaged in new drilling amounted to 6,460 meters during six months of 2014. 30.1 thousand meters were penetrated outside the Republic of Tatarstan, including 17.5 thousand meters for penetration of sidetracks and horizontal holes.

Repair of Wells

During six months of 2014 the crews of remedial servicing, workover and oil recovery enhancement performed remedial servicing of 3,885 wells (740 wells in June) and workover in 1,210 wells (262 wells in June), including production string sealing performed in 131 wells, shutting-off individual layers and recompletion in other intervals in 56 wells, transfer of wells into different categories and wells completion for injection in 102 wells, liquidation of downhole complications and cleaning of production casing and bottomhole in 96 wells and installation of isolating packers and dual completion systems in 50 wells at the sites of JSC TATNEFT.

68 wells were repaired outside the Republic of Tatarstan with 61 wells for OOO "Tatneft-Samara" and 7 wells for OOO "Tatneft-Severny".

Formation hydrofracking operations were performed in 306 wells (50 wells in June).

Five 5 small diameter horizontal wells were drilled and completed for NGDU "Almetyevneft".

Oil recovery enhancement works were performed in 1,296 wells (288 wells in June), including chemical methods applied in 646 wells (141 wells in June).

Bottomhole area treatment operations with application of JSC TATNEFT's technologies were performed in 1,559 wells.

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