Learning Info

How to calculate Estimated Weight of Drill Collars in air
17.06.2020
2 587
How to calculate Estimated Weight of Drill Collars in air
Easy calculation collection for oilfield engineers.
How to Calculate Equivalent Circulating Density (ECD)
16.06.2020
7 791
How to Calculate Equivalent Circulating Density (ECD)
- Equivalent Density Calculation  - ECD calculation with Cuttings  -  ECD - metric ca…
Slip and Cut-Off Practice Drilling Line
20.05.2020
6 242
Slip and Cut-Off Practice Drilling Line
Slip and Cut-Off Practice Drilling Line process and calculations
NDC (National Drilling Company) exam questions and answers 2021
25.04.2020
7 273
NDC (National Drilling Company) exam questions and answers 2021
How to use top drive function to make a connection? Explain what is dogleg? What is mean by Mud Cap?…
Bottomhole Assembly
19.04.2020
11 783
Bottomhole Assembly
The bottomhole assembly (BHA) is the component of the drill string located directly above the drill…
Top Oilfield Memes of the Week
19.04.2020
3 476
Top Oilfield Memes of the Week
Great oilfield memes of this week!
Components of the drill string
18.04.2020
11 725
Components of the drill string
The drill string assembly consists primarily of the kelly, drill pipe, bottom hole assembly (BHA), a…
Weight of the drill string
01.03.2020
4 708
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
2 203
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
3 415
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
1 966
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
1 941
Sweet and Sour Crudes
Crude oils are often classified according to their density and their sulfur content.
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