Learning Info

Cable-tool drilling (Percussion Drilling)
28.02.2018
4 433
Cable-tool drilling (Percussion Drilling)
Cable-tool drilling is a method of drilling in which a hole is made by the repeated blows generated…
Acid Fracturing
27.02.2018
2 157
Acid Fracturing
Acid fracturing is a production stimulation technique in which acids, injected at high pressures, ar…
Mud Cake (Filter Cake)
25.02.2018
7 606
Mud Cake (Filter Cake)
Filter cake is formed when the insoluble solid portion of fluid slurry becomes deposited on a permea…
Hook load
25.02.2018
5 292
Hook load
Hook load is the sum total of all the downward forces pulling on the hook. This hook is normally att…
Classification of drilling rig
17.02.2018
4 883
Classification of drilling rig
There are many types and designs of drilling rigs, with many drilling rigs capable of switching or c…
FOSV: A manual valve usually installed on DP after a kick occurs when the kelly is not in use.
16.02.2018
2 734
FOSV: A manual valve usually installed on DP after a kick occurs when the kelly is not in use.
FOSV: A manual valve usually installed on DP after a kick occurs when the kelly is not in use. It us…
What is Residual Saturation?
10.02.2018
1 535
What is Residual Saturation?
This is a sketch of an enhanced oil recovery technique. After primary methods, man goes ahead and tr…
The Evolution of Standard Oil
08.02.2018
8 168
The Evolution of Standard Oil
A time-line chart showing the history of the companies derived from the Standard Oil&…
Freeing Stuck Pipe
06.02.2018
4 796
Freeing Stuck Pipe
The three main causes of stuck pipe are cuttings and cavings, keyseats, and differential sticking. C…
Water-Based vs. Oil-Based Drilling Fluids.
05.02.2018
10 295
Water-Based vs. Oil-Based Drilling Fluids.
These two types of drilling fluids have very different behavior. In recent years, the oil-based dril…
Fishing for Bit Cones, Tong Dies, and Small Tools
03.02.2018
1 890
Fishing for Bit Cones, Tong Dies, and Small Tools
When the bit is on the bank and the small junk is in the hole, several choices present themselves. I…
Weatherford introduces new while drilling integrated wellbore pressure management system.
30.01.2018
3 525
Weatherford introduces new while drilling integrated wellbore pressure management system.
Weatherford has announced the commercial release of the PressurePro control system, a fully-integrat…
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