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Resistivity Index
Since crude oil and natural gas are nonconductors of electricity, their presence in reservoir rock…
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Total Reservolr Compressibility
The total compressibility of oil- or gas-bearing reservoirs represents the combined compressibilities of oil, gas,…
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Formation Resistivity Factor
The formation resistivity factor, FR, is the ratio of the resistivity of a porous medium…
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Properties of Fluid-Containing Rocks
Porosity The porosity, 4, is equal to the void volume of the rock divided by…
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Units and Conversions
We have used “oilfield” units throughout the text, even though this system of units is…
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Well Productivity and Production Engineering
Many of the components of the petroleum production system can be considered together by graphing…
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The Surface Equipment
After the fluid reaches the top, it is likely to be directed toward a manifold…
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The Zone near the Well, the Sandface, and the Well Completion
The zone surrounding a well is important. First, even without any man-made disturbance, converging, radial…
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Permeability
The presence of a substantial porosity usually (but not always) implies that pores will be…
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Areal Extent
Favorable conclusions on the porosity, reservoir height, fluid saturations, and pressure (and implied phase distribution)…