Learning Info

Mud Cake (Filter Cake)
25.02.2018
20 113
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
15 852
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
7 702
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
5 466
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
3 312
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
11 001
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
9 016
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
18 184
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
3 289
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
4 590
Weatherford introduces new while drilling integrated wellbore pressure management system.
Weatherford has announced the commercial release of the PressurePro control system, a fully-integrat…
Wellbore stability problems
28.01.2018
2 501
Wellbore stability problems
Wellbore instability is experienced mainly in shale sections, induced by either high stress concentr…
Drilling Elements That Affect Hole Cleaning
28.01.2018
8 454
Drilling Elements That Affect Hole Cleaning
Critical elements that can affect hole cleaning include the following: • Hole angle of the int…
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