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Learning Info

Casing Dimensions
25.04.2020
11 006
Casing Dimensions
Casing comes in odd assortment of diameters ranging from 4.-in. to 20-in. that may seem...
Manufacture of Oilfield Casing
24.04.2020
6 051
Manufacture of Oilfield Casing
There are two types of oil-field casing manufactured today: seamless and welded. Each has specific a…
Permeability
22.04.2020
5 330
Permeability
Permeability is a measure of a rocks ability to transmit fluids....
Porosity
22.04.2020
3 755
Porosity
Porosity is a measure of the void space within a rock, expressed as a fraction (or percentage) of th…
Wireline Recording Formats
22.04.2020
6 876
Wireline Recording Formats
Wireline logs are a graphic representation of various tool responses with regards to depth. In order…
The Evolution of Standard Oil
08.02.2020
3 681
The Evolution of Standard Oil
A time-line chart showing the history of the companies derived from the Standard Oil&…
Freeing Stuck Pipe
06.02.2020
5 073
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.
05.02.2020
5 164
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
03.02.2020
2 843
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.
30.01.2020
2 221
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
28.01.2020
1 772
Wellbore stability problems
Wellbore instability is experienced mainly in shale sections, induced by either high stress concentr…
Drilling Elements That Affect Hole Cleaning
28.01.2020
3 782
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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