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• Hydrofractured seal leakage
  ...enough, the sum of the [[capillary pressure]] and fluid pressure can equal or exceed the pressure needed to [[fracture]] the rock. The result is natural ...of a [[hydrocarbon column|petroleum column]] whether the seal fails during or after charging. Leakage in deeply buried accumulations occurs only where ge
  5 KB (679 words) - 17:11, 1 February 2022
• Trip
  ...le - to change a bit for example, either because the old one is worn down, or because the well is about to enter a zone whose conditions require a differ
  450 bytes (82 words) - 13:57, 12 March 2019
• AAPG Wiki:Main Page
  ...age, you will need a large image with not too many colours, low saturation or low brightness. It's easy to tweak text colour, link colour, etc if needed. ...strike the best balance between filesize (speed) and quality. For line art or other 'flat' images, use PNG for best results.
  2 KB (311 words) - 16:11, 2 April 2014
• Static oil pressure gradient estimation
  ...]], and [[Wikipedia:Pressure|pressure]]. [[Oil and condensate analysis|Oil or condensate density]] can be estimated to useful accuracy if stock tank [[AP ...tion_fig5-7.png|Figure 1]] to determine oil density. If the GOR is unknown or if there is no dissolved gas in the oil, use the 0 line.
  3 KB (355 words) - 15:18, 17 February 2022
• Suggested pages
  ** [[Historic plays or fields]] ...t have enough material to properly discuss a topic and need to be added to or completed.
  2 KB (215 words) - 20:43, 10 August 2015
• AAPG Wiki:Copyrights
  For any reuse or distribution, you must make clear to others the license terms of this work. If you want to import text that you have found elsewhere or that you have co-authored with others, you can only do so if it is availabl
  5 KB (737 words) - 17:01, 9 October 2013
• 3-D seismic data views
  ...n several ways. Vertical cuts through the data cube are called '''lines''' or '''sections'''. For marine surveys, [[in-line]] is the direction of boat mo Horizontal or subhorizontal cuts through a seismic data cube are called horizontal slices
  3 KB (373 words) - 19:06, 27 January 2022
• Fractured membrane seal leakage
  ...:Deformation_(mechanics)#Strain|strained]], such as in stratigraphic traps or broad, gentle folds. Even relatively intact, thick seals may be fractured a ...deformation can be evaluated empirically by examining nearby accumulations or outcrops in similar tectonic settings.
  3 KB (478 words) - 17:09, 1 February 2022
• Phi scale
  ...then calculated. Mean grain size can be expressed in either the millimeter or phi scale, but sorting must be expressed in the phi scale to maintain a sor
  453 bytes (78 words) - 20:55, 27 August 2014
• Structural exploration: location selection
  ...ons. This approach becomes critical as the structural complexity increases or the structural play concept becomes more sophisticated. ...which it is more appropriate to select a location based on technical needs or data quality rather than optimizing the economic success of the first well.
  4 KB (545 words) - 18:52, 3 February 2022
• Abnormal hydrostatic pressure
  * [[Reservoir_quality#Compaction|Rock compaction]] or [[Rock dilation|dilation]] Abnormal pressures develop when fluid is unable to move into or out of the local [[Pore system fundamentals|pore system]] fast enough to ac
  3 KB (426 words) - 14:51, 16 February 2022
• Migration rate calculation
  The rate of [[Hydrocarbon migration|migration]] for [[oil]] or [[natural gas|gas]] can be estimated using [[Fluid flow fundamentals|Darcy' ...cedure for calculating the [[Hydrocarbon migration|migration]] rate of oil or gas is outlined in the table below.
  4 KB (618 words) - 19:40, 14 February 2022
• Underpressure causes
  Underpressure can be caused by [[burial]] or [[heat]] decrease. ...y [[impermeable]] rocks, it becomes underpressured by burial when faulting or downwarping occurs.
  3 KB (390 words) - 16:23, 16 February 2022
• Displacement pressure estimation
  ...cury injection measurements || [[Overview of routine core analysis|Cores]] or [[Mudlogging: drill cuttings analysis|cuttings]] | Pore-size distribution || [[Thin section analysis|Thin sections]], cores, or cuttings
  2 KB (258 words) - 18:41, 31 March 2022
• Inertinite
  ...maceral]] group composed of inert hydrogen-poor organic matter with little or no petroleum-generative potential. Type IV [[kerogen]] is dominated by iner
  688 bytes (93 words) - 19:04, 14 March 2016
• Seismic data: building a stratigraphic model
  The problem addressed in seismic modeling, or simulation, is calculating the seismic response ([http://wiki.seg.org/wiki/ Depth-dependent velocity and density models are needed to identify events or to create a synthetic seismogram. Velocity information can come from a vari
  5 KB (805 words) - 19:06, 27 January 2022
• Structural exploration workflow
  ...-4.png|Figure 2]]) are most important to perform early in a frontier basin or play. More detailed analyses requiring more detailed data (right half, [[:f
  4 KB (480 words) - 16:22, 3 February 2022
• Province, basin, system, play, and prospect
  ...in or Paris Basin. The Zagros [[fold]] belt could be a structural province or a petroleum province, not a basin. ...edimentary rocks. However, the moment petroleum is generated, biologically or thermally, a petroleum system is formed.
  6 KB (932 words) - 20:24, 25 January 2022
• Oil-oil and oil-source rock correlation
  Correlations are comparisons of (1) oils with other oils or (2) oils with [[source rock]] extracts to determine whether a genetic relat ...osing [[migration|migration pathways]] from kitchen areas to new prospects or plays
  3 KB (422 words) - 22:05, 14 February 2022
• Seepage activity and surficial geochemistry
  ...iles. Active seepage occurs in basins now actively generating hydrocarbons or that contain excellent migration pathways. These seeps are easily detected ...evels of hydrocarbon seepage may only be detectable near major leak points or below the zone of maximum disturbance.
  4 KB (482 words) - 21:00, 31 January 2022

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