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A part of Petroleum Industry related to exploration and production of hydrocarbons (also called Exploration & Production or E&P).
The key elements of Upstream is Petroleum Reservoir and Petroleum Well.
The engineering part of Upstream operations is called Petroleum Engineering which is essentially based on the knowledge areas of:
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Petroleum Industry (Oil & Gas Industry)
[ Petroleum Reservoir ] [ Petroleum Well ]
[ Well Drilling ] [ Surface E&P Disciplines ] [ Subsurface E&P Disciplines ] [ Data Acquisition ]
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