Sunday, November 17, 2013

Hydrocarbon Exploration

    In the first stage of the search for hydrocarbon-bearing rock formations, geological maps are reviewed in desk studies to identify major sedimentary basins. Aerial photography may then be used to identify promising...
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Friday, November 15, 2013

Hydrocarbon Trap

  After secondary migration in carrier beds, oil finally collects in a trap. The fundamental characteristic of a trap is an upward convex form of porous and permeable reservoir rock that is sealed above by a denser, relatively...
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Wednesday, November 13, 2013

Hydrocarbon Migration

    There are two types of migration when discussing the movement of petroleum, primary and secondary. Primary migration refers to the movement of hydrocarbons from source rock into reservoir rock and it is this type...
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Friday, November 8, 2013

Hydrocarbon Generation

    Origins of Oil and Gas We are all aware that oil and gas are recovered from deep below the earth's surface, but how did it get there in the first place? The most popular theory is known as the Organic Theory. This...
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Tuesday, November 5, 2013

The earth's magnitic field

Earth's magnetic field   Earth's magnetic field (also known as the geomagnetic field) is the magnetic field that extends from the Earth's interior to where it meets the solar wind, a stream of charged particles emanating...
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The Arabian-Nubian Shield

The Arabian-Nubian Shield The Arabian-Nubian Shield (ANS) is an exposure of Precambrian crystalline rocks on the flanks of the Red Sea. The crystalline rocks are mostly Neoproterozoic in age. The ANS extends from Jordan...
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