OREANDA-NEWS.  January 15, 2013.
Crude Oil Production
The amount of 2,206,902 tons of crude oil was produced at the JSC TATNEFT in December or 100.2% versus December 2011. The amount of 26,005,104 tons of crude oil was produced during twelve months, which was 76,609 tons more than in 2011 (100.3%) with the above-the-plan production in the amount of 605,104 tons (102.4%). 25,527,566 tons of crude oil were delivered with the above-the-plan delivery amounting to 694,266 tons, reported the press-centre of TATNEFT.
 
The production volume of TATNEFT Group of Companies amounted to 26,306,853 tons of crude oil with the above-the-plan production amounting to 609,490 tons (102.3%).

The amount of 2,768,237 tons of crude oil was produced in December in the Republic of Tatarstan accounting for 100.2 percent versus December 2011. The volume of crude oil for twelve months amounted to 32,707,014 tons or 100.5 percent versus the production volume in 2011.

New Drilling
The new drilling penetration for the year 2012 amounted to 651.1 thousand meters (611.7 thousand meters in 2011). Of this amount 476.9 thousand meters (480.9 thousand meters in 2011) were penetrated for the JSC TATNEFT, including production drilling in the amount of 457.7 thousand meters and exploratory drilling amounting to 19.2 thousand meters.

54 thousand meters (40.9 thousand meters in 2011) were penetrated for subsidiaries of the JSC TATNEFT, including production drilling in the amount of 39.8 thousand meters and exploratory drilling amounting to 14.2 thousand meters.

411 wells (412 wells in 2011) were constructed and delivered to the customers with 295 wells (313 wells in 2011) delivered to the JSC TATNEFT, including 281 wells of production drilling and 14 wells of exploratory drilling.

29 wells were delivered to subsidiaries of the JSC TATNEFT (30 wells in 2011), including production drilling of 24 wells and exploratory drilling of 5 wells.

Active Well Stock Drilling
The penetration of sidetracking and horizontal wellbores during the year of 2012 amounted to 50.1 thousand meters (44.3 thousand meters in 2011). 25.6 thousand meters (21.9 thousand meters in 2011) were drilled for the JSC TATNEFT.

101 wells (101 wells in 2011) were delivered to the customers. Of this amount 68 wells (63 wells in 2011) were delivered to the JSC TATNEFT.

38 drilling crews have been performing well drilling operations since the beginning of 2012 and 10 drilling crews are engaged in drilling lateral and lateral horizontal wellbores. One drilling crew performs drilling to the bituminous deposits of Ashalchinskoye field for NGDU "Nurlatneft".

The penetration per crew in new drilling during 12 months of 2012 amounted to 16,890 m, while in 2011 the penetration per crew amounted to 17,057 m.

Repair of Wells
In December 2012 remedial servicing operations were performed in 711 wells and 8,530 wells during the year (8,379 wells in 2011).

60 wells were repaired outside the Republic of Tatarstan, including 52 wells for "Tatneft-Samara", 7 wells for "Ilekneft" and 1 well for OOO "Tatneft- Severny" (51 wells were repaired during 2011, including 41 wells for "Tatneft-Samara", 5 wells for "KalmTatneft", 3 wells for "Tatneft-Severny" and 2 wells for "Ilekneft").

The workover operations were performed in 2,511 wells (224 wells in December) during the year, including production string sealing performed in 309 wells, shutting-off individual layers and recompletion in other intervals were performed in 180 wells, transfer of wells into different categories and wells completion for injection in 150 wells, liquidation of downhole complications and cleaning of production casing and bottomhole in 274 wells, installation of isolating packers and dual completion systems in 71 wells and physical liquidation and re-liquidation in 71 wells.

763 wells were worked over with application of coil tubing (53 wells in December), including 150 wells worked over through the annulus.

376 formation hydrofracking operations were performed in 364 wells during 2012 (19 wells in December and 320 wells in 2011). The cumulative incremental crude oil production resulting from application of this method amounted to 6 million 200 thousand tons.

40 small diameter wells were drilled and completed for the JSC TATNEFT by the workover crews during 2012.

Works on oil recovery enhancement were performed in 2,276 wells (142 wells in December), including chemical methods applied in 1,289 wells (83 wells in December).

The incremental crude oil production resulting from application of crude oil recovery enhancement methods amounted to 5 million 936 thousand tons with application of chemical methods accounting for 2 million 656 thousand tons of the mentioned amount.

Bottomhole area treatment operations with application of the JSC TATNEFT's technologies were performed in 3,277 wells during twelve months of 2012.

Production Performance of the JSC "TANECO"
The TANECO Complex of Refining and Petrochemical Plants processed 561.5 thousand tons of crude oil and yielded 557.2 thousand tons of oil products in December, 2012.