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• Wettability
  * Observations of displacement or surface phenomena associated with the water or oil phase ===Displacement techniques===
  12 KB (1,706 words) - 15:11, 24 January 2022
• Waterflooding
  ...) the economic production limit has been reached. This is done through the displacement of oil and free gas by water. In waterflooding, water is injected into one The overall recovery (''E''_R) is a product of displacement efficiency (''E''_D), invasion or vertical sweep efficiency (''E'
  10 KB (1,468 words) - 18:23, 21 January 2022
• Buoyancy forces in reservoir fluids
  ...laries, shale for instance, has a very high [[displacement pressure]]. The displacement pressure for a [http://www.oxforddictionaries.com/us/definition/american_en
  8 KB (1,182 words) - 20:27, 3 March 2016
• Micropermeable seal leakage
  ...ater-wet seals have petroleum column heights that may exceed the capillary displacement pressure of matrix [[porosity]]. The effective [[permeability]] to petroleu
  5 KB (742 words) - 17:11, 1 February 2022
• Depth and thickness conversion
  ...raight; even nominally vertical holes commonly show substantial horizontal displacement even if the deviation is too small to produce a large change in true vertic * NSD = north-south displacement
  17 KB (2,363 words) - 16:49, 20 January 2022
• Enhanced oil recovery
  ...iciency (''E''_D), and sweep efficiency (''E''_S). The displacement efficiency is inversely proportional to the residual oil saturation, while ...ooding. The viscosity of oil is reduced, providing more efficient miscible displacement. © U.S. Department of Energy, Bartlesville, Oklahoma.]]
  12 KB (1,794 words) - 21:19, 19 January 2022
• Intact top seal
  * [[Estimating displacement pressure]]
  3 KB (357 words) - 15:08, 31 March 2022
• Fault seal analysis for reservoir development
  ...igure number|4}}Allan Mapping Principles<ref name=Allan_1989 />. (A) Fault displacement can provide a cross-fault seal by juxtaposing impermeable units against pot ...ram<ref name=Knipe_1997 />. (A) Simple normal fault with increasing linear displacement from left to right. (B) Generic juxtaposition diagram with the order of the
  14 KB (2,146 words) - 19:35, 13 September 2022
• Artificial lift
  ...ing a rod string that activates a positive displacement pump. The positive displacement pump is seated in the tubing string and set below the operating fluid level
  7 KB (1,094 words) - 20:47, 19 January 2022
• Trap systems: structural, stratigraphic, and fluidic
  ...ost]]- or [[Syndepositional structure|syndepositional]] [[deformation]] or displacement of [[reservoir]] and/or [[seal]]ing units
  3 KB (405 words) - 17:44, 12 April 2022
• Limitations of quantitative fault seal analysis
  ...ffects]], localized fracturing, sharp changes in the [[permeability]] or [[displacement pressure]] of sands, reactivation of earlier normal faults in [[compression
  3 KB (398 words) - 17:35, 29 March 2022
• Wellsite math
  ...t volume; the volume displaced by the steel volume of drillpipe or collar. Displacement is the volume between the outside diameter and inside diameter of a drillpi ...acy. Using the data from the previous example, we obtain the following the displacement calculation:
  21 KB (3,142 words) - 15:10, 24 January 2022
• Shale gouge ratio
  ...l diversity at the fault surface; the required information is simply fault displacement and shale fraction through the sequence.
  3 KB (473 words) - 20:04, 11 March 2015
• Interpreting hydrocarbon shows
  ...esult of water washing, thermal [[cracking]], or [[biodegradation]]. Water displacement residual hydrocarbons form in reservoirs as a result of a leaky or breached
  8 KB (1,130 words) - 17:09, 5 April 2022
• Seal thickness
  ...minate within the seal, and having at least one shale lamina with a high [[displacement pressure]].
  3 KB (464 words) - 20:56, 31 March 2022
• Postaccumulation cementation
  ...ht gas reservoirs: evaluation|tight sands]] or carbonates, the capillary [[displacement pressure]] in the reservoir rock may approach that of moderate-quality seal
  3 KB (430 words) - 15:35, 1 February 2022
• Capillary pressure
  ...ient to force hydrocarbons into the seal ([[top seal displacement pressure|displacement pressure]] is exceeded), allowing the seal to leak. ...ury has filled any surface irregularities on the sample) is termed the ''[[displacement pressure]]'' (''P''_d). The percentage of pore volume saturated b
  23 KB (3,315 words) - 16:59, 19 January 2022
• Making regional structural cross sections
  ...llow [[growth fault]]s as a result of sediment downbuilding and consequent displacement of salt. Mature [[source rock]]s occurring between the deeply rooted diapir ..., 10., 1306/819A4352-16C5-11D7-8645000102C1865D</ref> Each “pulse” of salt displacement evolves through a new generation of deformation.<ref name=ch04r32>Fiduk, J.
  7 KB (970 words) - 20:33, 18 February 2022
• Fluid contacts
  ...sure (zero capillary pressure). The oil-water contact corresponds to the [[displacement pressure]] (DP) on the capillary pressure curve. The transition zone is the ...surface (''f''_w) is the same for all facies, but the different displacement pressure results in different oil-water contact elevations (thick arrows).
  19 KB (2,690 words) - 21:20, 19 January 2022
• Taphonomy and provenance
  ...ells, particularly of megafossils (as opposed to microfossils), reflecting displacement from the original habitat
  3 KB (449 words) - 18:12, 31 January 2022

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