...
The area of Petroleum Industry dealing with subsurface exploration, drilling and production of hydrocarbonswith exploration and production of hydrocarbons and also called Upstream.
Drilling is split into exploration drilling and production drilling which have some specificsessential part of both exploration and production.
Petroleum Production is usually split into two operational areas:
and
...
The Surface Production is split into three major areas:
- production gathering
and
- fluid supply and injection
The Subsurface Production is split into three major areas of activities:
...
Routine production operations usually follow Production Strategy which is a part of Field Development Planning.