Figures Demonstrating Results of Our Operations in July and from the Beginning of 2010

OAO TATNEFT produced 2,199,956 tons of crude oil with production from the beginning of the year amounting to 15,015,532 tons of crude oil accounting for 21 thousand tons surplus compared to the amount of 2009 (100.14%). Above-the-plan production amounted to 262,952 tons of crude oil (101.8%). 14,628,524 tons of crude oil were delivered with the above-the-plan delivery amounting to 198,264 tons.
Crude oil production for TATNEFT Group of Companies amounted to 15,159,410 tons of crude oil with the above-the -plan production amounting to 263,168 tons.
The penetration during a 7 months period of 2010 amounted to 384.1 thousand meters (346.5 thousand meters in 2009):
- 320.5 thousand meters were drilled for OAO TATNEFT (297.8 thousand meters in 2009), including 308.6 thousand meters of production drilling and 11.9 thousand meters of exploratory drilling;
- 12.1 thousand meters were drilled for OAO TATNEFT's subsidiaries and affiliated companies (23.2 thousand meters in 2009), including 6.7 thousand meters of production drilling and 5.4 thousand meters of exploratory drilling;
- 51.5 thousand meters (25.6 thousand meters in 2009) were penetrated for joint ventures and independent oil companies, including 43.8 thousand meters of production drilling and 7.7 thousand meters of exploratory drilling.
Totally 258 wells (211 wells in 2009) were constructed and handed over to customers and out of this amount:
- 188 wells (179 wells in 2009) were delivered to OAO TATNEFT with 182 production wells and 6 exploratory wells;
- 7 wells (10 wells in 2009), were drilled for OAO TATNEFT's subsidiaries and affiliated companies with 6 production wells and 1 exploratory well;
- 63 wells (22 wells in 2009) were penetrated for joint ventures and independent oil companies, including 59 production wells and 4 exploratory wells.
Penetration of sidetracking and horizontal wellbores for seven months of 2010 amounted to 19.5 thousand meters (17.2 thousand meters in 2009), including:
- 12.8 thousand meters penetrated for OAO TATNEFT (10 thousand meters in 2009);
- 6.7 thousand meters were drilled for joint ventures and independent oil companies (7.2 thousand meters in 2009).
Totally 49 wells were delivered to the customers (51 wells in 2009), including:
- 34 wells were delivered to OAO TATNEFT (37 wells in 2009);
- 15 wells were delivered to joint ventures and independent oil companies (14 wells in 2009).
In 2010, 39 drilling crews performed drilling of new wells. 8 drilling crews were engaged in sidetrack penetration and drilling horizontal wellbores. Penetration per one drilling crew engaged in new drilling amounted to 9,992 meters, while in 2009 the penetration per crew amounted to 8,304 meters.
13.8 thousand meters were penetrated outside the Republic of Tatarstan. 38.7 thousand meters were penetrated in horizontal wells and multi-branched downhole splitters.
728 well remedial operations were performed in July 2010 and 4,972 remedial operations were performed during the period of seven months, i.e. 547 wells less than in 2009 (5,519 wells during 7 months of 2009).
36 well repair operations were performed in OOO Tatneft-Samara from the beginning of the year, including 16 well remedial operations and 20 workover operations.
The workover operations were performed at 1,542 wells during a seven months period of 2010 (1,196 wells in 7 months of 2009), with 223 of them performed in July, including: production string sealing in 237 wells; shutting-off individual layers and recompletion in other intervals in 181 wells; transfer of the wells into different categories and wells completion for injection in 100 wells; failure liquidation and cleaning of the electrical cable and bottom hole areas in 187, physical abandoning and re-abandoning in 22 wells.
494 wells were worked over with application of coil tubing (66 wells in July), including 107 wells worked over through the annulus.
Formation hydrofracking operations were performed in 147 wells (21 wells in July). The cumulative incremental oil recovery amounted to 3,409 thousand tons.
16 small diameter holes were drilled and competed for OAO TATNEFT from the beginning of the year.
Works on oil recovery enhancement were performed at 1,359 wells (224 wells in July), including chemical treatment methods applied at 791 wells (142 wells in July).
The incremental oil production resulting from application of the enhanced oil recovery methods amounted to 1 million 479 thousand tons.