Oil and gas industry segments

MINISTRY OF HIGHER AND SECONDARY SPECIAL EDUCATION REPUBLIC OF UZBEKISTAN

TASHKENT STATE TECHNICAL UNIVERSITY NAMED AFTER ISLAM KARIMOV

Part 1 Oil and gas industry segments

Upstream, midstream, downstream

Upstream segment of oil and gas is also known as exploration and production (E&P) because it encompasses activities related to searching for, recovering, and producing crude oil and natural gas.

   Licensing

Exploration

  Appraisal

  Development         Production         Abandonment

Negotiation with Government or with the owner of the territory

Activities to search for oil and gas deposits on the certain location beneath the earth surface

Activities to define the oil and gas volume and characteristic more precisely after discovery

Activities to build the subsurface and surface facilities to produce oil&gas safely and efficiently

Activities to extract hydrocarbons to the surface and process them

Activities to plug wells and remove surface facilities