How Does Well Completion Work?
Once a well has been drilled, the decision must be made: Will…
Types of packers
Retrievable tension packer The tension packer (Fig. 1) is typically used in…
Packers
The packer (more accurately described as the 'upper completion production packer') is…
Christmas Tree or Wellhead?
In the complicated but vital industry of drawing oil and gas out…
NATURAL FLOW PERFORMANCE
The most important parameters that are used to evaluate performance or behavior…
Areal or Pattern Sweep Efficiency (E)
Areal sweep efficiency of an oil recovery process depends primarily on two…
FLUID MOVEMENT IN WATERFLOODED RESERVOIRS
Many of the principles discussed in this section also apply to immiscible…
Material Balance Equations in Oil or Combination Reservoirs
When discovered, a reservoir may contain oil, gas, and water that can…


