OIL & GAS INFORMATION PORTAL

Learning Info

Drilling Fluid Classifications
02.05.2017
2 473
Drilling Fluid Classifications
 Drilling fluids are separated into three major classifications: •  Pneumatic&nb…
Casing Handling Tools
29.04.2017
10 253
Casing Handling Tools
A wide variety of the elevator and spider assemblies are available to run casing. Some elevators are…
Casing Size Selection
29.04.2017
3 442
Casing Size Selection
Once the setting depths have been determined the next step is obviously to select the sizes of the c…
Standard Gravity
28.04.2017
421
Standard Gravity
In the preceding formula, the specific weight is determined from the specific mass using the local a…
API 8-rd Connections
28.04.2017
3 775
API 8-rd Connections
The most common type of casing connection in use is the API 8-rd connection, where 8-rd means 8-roun…
Casing Grades
25.04.2017
3 098
Casing Grades
Casing is manufactured in several different grades. Grade is a term for classifying casing by streng…
Commonly Used Bit Sizes That Will Pass Through API Casing
25.04.2017
6 964
Commonly Used Bit Sizes That Will Pass Through API Casing
You may need to use the following below table to determine bit size and casing size. 
Casing Joint Length
25.04.2017
3 643
Casing Joint Length
The lengths of casing joints vary. In the manufacture of seamless casing, it all depends...
Casing Dimensions
25.04.2017
3 645
Casing Dimensions
Casing comes in odd assortment of diameters ranging from 4.-in. to 20-in. that may seem...
Manufacture of Oilfield Casing
24.04.2017
2 635
Manufacture of Oilfield Casing
There are two types of oil-field casing manufactured today: seamless and welded. Each has specific a…
Permeability
22.04.2017
1 436
Permeability
Permeability is a measure of a rocks ability to transmit fluids....
Porosity
22.04.2017
1 604
Porosity
Porosity is a measure of the void space within a rock, expressed as a fraction (or percentage) of th…
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