Gazprom 1980s, the Ministry of Gas Industry found large natural gas reserves in Siberia, the Ural region and the Volga region. The Soviet Union became a major gas producer. In August 1989, under the leadership of Viktor Chernomyrdin, the Ministry of Gas Industry was renamed the "State Gas Concern Gazprom", and became the Soviet Union's first state run corporate enterprise. In late 1991, when the Soviet Union dissolved, gas industry assets were transferred to newly established national companies, such as Ukrgazprom and Turkmengazprom. Gazprom kept assets located in Russia and secured a monopoly in the gas sector. In December 1992, when
Gazprom to be , with potential to increase to . The Shtokman field is one of the world's largest natural gas fields. It is located in the central part of the Barents Sea, northeast of the city of Murmansk and west of the Yamal Peninsula. The field is estimated to contain up to of gas. Potential production is in the initial phases, with a potential increase to . Gazprom, Total (France) and Statoil (Norway) created a joint company Shtokman Development AG for development of the field. On 8 April 2013, in Amsterdam, Alexey Miller, Chairman of the Gazprom Management Committee and