OREANDA-NEWS. June 09, 2014. Crude Oil Production
The amount of 2,225,434 tons of crude oil or 100.3 percent versus May 2013 was produced at JSC TATNEFT, while the production since the beginning of the year amounted to 10, 830,294 tons which was 44,195 tons more than in 2013 (100.4% to the planned amount).

The target was exceeded by NGDU "Nurlatneft" (+4000 tons; 100.4%), NGDU "Almetyevneft" and NGDU "Leninogorskneft".

 The amount of 10,657,465 tons of crude oil was delivered with the above-the-plan delivery amounting to 42,445 tons.

New Drilling

The new drilling penetration for 5 months of 2014 amounted to 186.4 thousand meters (234.8  thousand meters in 2013) with the drilling performed for JSC TATNEFT in the amount of 155.3 thousand meters (181.3 thousand meters in 2013), including production drilling accounting for 149.6 thousand meters and exploratory drilling accounting for 5.7 thousand meters.
2.3 thousand meters (18.7 thousand meters in 2013) were penetrated for “Tatneft-Samara”, including production drilling in the amount of 1.0 thousand meters and exploratory drilling amounting to 1.3 thousand meters.

118 wells (142 wells in 2013) were constructed and delivered to customers with 93 wells delivered to JSC TATNEFT (101 wells in 2013), including 90 wells of production drilling and 3 wells of exploratory drilling.

1 production well was constructed and delivered to “Tatneft-Samara” (15 wells in 2013).

Active Well Stock Drilling

The penetration of sidetracking and horizontal wellbores for JSC TATNEFT amounted to 23.4 thousand meters (22 thousand meters in 2013) during five months of 2014, including 8.7 thousand meters (11.4 thousand meters in 2013) for JSC TATNEFT.
41 wells were delivered to customers (43 wells in 2013) with 26 wells (29 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 performs drilling to the bituminous deposits of Ashalchinskoye oil field for NGDU “Nurlatneft”.

The penetration per crew engaged in new drilling amounted to 5,252 meters during five months of 2014. 26.1 thousand meters were penetrated outside the Republic of Tatarstan, including 14.7 thousand meters for penetration of sidetracks and horizontal holes.  

Repair of Wells

During five months of 2014 the crews of remedial servicing, workover and oil recovery enhancement performed remedial servicing of 3,145 wells (584 wells in May) and workover in 948 wells (288 wells in May), including production string sealing performed in 113 wells, shutting-off individual layers and recompletion in other intervals in 43 wells, transfer of wells into different categories and wells completion for injection in 75 wells, liquidation of downhole complications and cleaning of production casing and bottomhole in 67 wells and installation of isolating packers and dual completion systems in 41 wells.

51 wells were repaired outside the Republic of Tatarstan with 44 wells for “Tatneft-Samara” and 7 wells for “Tatneft-Severny”.

Formation hydrofracking operations were performed in 256 wells (58 wells in May).
Three small diameter horizontal wells were drilled and completed for NGDU “Almetyevneft”.

Drilling of o horizontal well No. 25467 is underway at present.
Works on oil recovery enhancement were performed in 1,007 wells (222 wells in May), including chemical methods applied in 505 wells (120 wells in May).

Bottomhole area treatment operations with application of JSC TATNEFT’s technologies were performed in 1,250 wells.

Production Performance of the JSC TANECO

The TANECO Complex of Refining and Petrochemical Plants processed 747.4 thousand tons of crude oil and yielded 742.1 thousand tons of oil products in May 2014.