OIL & GAS INFORMATION PORTAL

Learning Info

Acid Job

Acid job is a term used to describe the stimulation technique performed by pumping reactive acids in…

Cement Retarders

Cement Retarders

Cement retarders are chemical additives added to cement slurry to extend the time it would have take…

Jack-up Drilling Rig

Jack-up Drilling Rig

Jack-up rig is a type of a drilling rig used in offshore locations which is basically made up of a b…

Gamma ray log

Gamma ray log is a type of well log used to detect and measure incoming gamma rays naturally emitted…

High pressure high temperature (HPHT)

High pressure high temperature (HPHT)

High pressure, high temperature (HPHT) is a term used to define any well having a pressure greater t…

Equivalent circulating density (ECD)

Equivalent circulating density (ECD)

ECD (equivalent circulating density) is the dynamic density exerted by a circulating mud at any poin…

Cable-tool drilling (Percussion Drilling)

Cable-tool drilling (Percussion Drilling)

Cable-tool drilling is a method of drilling in which a hole is made by the repeated blows generated…

Acid Fracturing

Acid Fracturing

Acid fracturing is a production stimulation technique in which acids, injected at high pressures, ar…

Mud Cake (Filter Cake)

Mud Cake (Filter Cake)

Filter cake is formed when the insoluble solid portion of fluid slurry becomes deposited on a permea…

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

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.

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…

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