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How deep does a bore hole of oil is being drilled? What pressure of oils comes out and what is the nominal temperature?

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Question added by girish Nerrmur , operation superintendent , maxam international
Date Posted: 2013/07/15
girish Nerrmur
by girish Nerrmur , operation superintendent , maxam international

The wells are drill  from4500 m to5000 m  deep  and  pressure is at300 bar down  temp 

 100-140 deg

 

 

 

 

Zia Ur Rahman
by Zia Ur Rahman , Graduate Research Assistant , University Of Texas Pan American

After every70-75ft the temperature inside the earth increases by1 Fahrenheit which is called Geothermal gradient.
It depends on the Ambient temperature at the surface and the region where you are drilling well.
Different Reservoirs have different pressures and Temperatures.
It depends on the type of reservoir and its depth, Original Oil In Place, GOR and WOR ratios.
We have several types of Gas reservoirs and many types of Oil reservoirs.

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