Learning Info

Weight of the drill string
01.03.2020
2 298
Weight of the drill string
Before planning to drill a hole to a certain depth the rating (i.e. capacity) of the rig must be kno…
Ways a driller can reduce stresses
29.02.2020
1 578
Ways a driller can reduce stresses
Keep loads to a minimum. Heavy loads are caused by the driller attempting to overcome inertia too qu…
Drilling objectives
25.01.2020
1 526
Drilling objectives
The Statements clearly set out the objective. It is important that statements are clearly worded so…
Compressed natural gas (CNG)
12.01.2020
915
Compressed natural gas (CNG)
Compressed natural gas (CNG) transportation is used in very small systems in environmentally sensiti…
Sweet and Sour Crudes
01.01.2020
1 010
Sweet and Sour Crudes
Crude oils are often classified according to their density and their sulfur content.
Metallurgy for downhole equipment
27.12.2019
1 134
Metallurgy for downhole equipment
The pressures, temperatures, and potentially corrosive conditions that may be found in a wellbore cr…
Drilling fluid challenges
25.12.2019
1 419
Drilling fluid challenges
All drilling challenges relate to the fundamental objective of maintaining a workable wellbore throu…
Oilfield water sampling
22.12.2019
717
Oilfield water sampling
Oilfield waters are often referred to as brines, especially when they contain significant quantities…
Subsea separation
21.12.2019
715
Subsea separation
Separation of gas and liquids is a key processing function for any production operation. Several app…
Drilling dynamics
17.12.2019
906
Drilling dynamics
The aim of drilling-dynamics measurement is to make drilling the well more efficient and to minimize…
Seismic monitoring of hydraulic fractures
16.12.2019
692
Seismic monitoring of hydraulic fractures
The creation of a fracture by injection of fluids is always accompanied by deformation of the earth&…
Downhole tool communication
16.12.2019
750
Downhole tool communication
When downhole tools that collect data were created, they stored the data in memory on the tool itsel…
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