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• Diapir
  ...contour map drawn on the J horizon. (c) Structure contour map drawn on the B horizon. From Yin and Groshong.<ref name=Yinandgroshong_2007>Yin, H. and R.
  1 KB (142 words) - 15:58, 6 April 2015
• Reef
  ...84, No. 11, P. 1699–1717</ref> and modified from Balch and Hart.<ref>Hart, B. S., and Balch, R. S., 2000, Approaches to defining reservoir physical prop
  2 KB (298 words) - 21:30, 21 November 2014
• Free water level determination using pressure
  # Determine [[buoyancy pressure]] (''P''_b ) at the depth of the measured pressure (P_m ) from the mea #*:<math>P_{\rm b} = P_{\rm m} - P_{\rm hydrostatic}</math>
  3 KB (463 words) - 17:54, 17 February 2022
• Hydrocarbon column: calculation of maximum height
  ...P''_d, the hydrocarbons will leak through the seal. If ''P''_b is less than ''P''_d, it would be possible to seal a greate :<math>P_{\rm b} = P_{\rm d}</math>
  3 KB (488 words) - 16:13, 31 March 2022
• Hydrocarbon expulsion, migration, and accumulation
  ...thumb|{{figure number|1}}Relationship between the buoyancy pressure (P_b) and the capillary resistance of the water. After Berg.<ref name=ch09 ...the pore system of the aquifer as long as the [[buoyancy pressure]] (P_b) exceeds the capillary resistance of the water in the pore throats. T
  6 KB (828 words) - 16:32, 4 April 2022
• Forensic geology
  ...au, P. E., 2014, personal communication.</ref><ref name=Friedman>Friedman, B., 2012, [http://www.aapg.org/Publications/News/Explorer/Column/ArticleID/18
  829 bytes (111 words) - 19:21, 16 April 2015
• Gravity anomaly models
  ...the gravity responses (labeled A, B, and C) to a body buried to depths A, B, and C, shown in the cross section in the lower half.]] ...the gravity responses (labeled A, B, and C) to a body buried to depths A, B, and C, shown in the cross section in the lower half.
  4 KB (551 words) - 14:51, 31 January 2022
• Midale water saturation and pore geometry
  ...es]] for packstones (group A) and lower resistivities for mudstones (group B), reflecting the higher water saturations of the mudstones. ...Weyburn field. Copyright: Coalson et al.;<ref name=Coalson1994>Coalson, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barr
  4 KB (588 words) - 17:01, 12 April 2022
• Shale smear factor
  | author = G. Yielding, B. Freeman, and D. T. Needham .../> given by fault throw divided by source-bed thickness. Methods (a) and (b) model the distance-tapering of shear-type smears, whereas method (c) model
  3 KB (437 words) - 20:02, 13 December 2016
• Basin-centered gas systems
  ...a/specpubs/methodo2/data/a077/a077/0001/0000/0003.htm Introduction], in L. B. Magoon and W. G. Dow, eds., The petroleum system-from source to trap: [htt ...ed gas systems: a direct type and an indirect type.<ref name=Law_2000>Law, B. E., 2000, What is a basin-centered gas system: 2000 basin-centered gas sym
  4 KB (469 words) - 19:01, 14 March 2016
• Fracture
  ...ations to fault, joints, veins, dikes, and solution surfaces, in Atkinson, B. K., ed., Fracture Mechanics of Rock: London, Academic Press, p. 277–349.
  951 bytes (136 words) - 20:39, 10 February 2015
• Smear-gouge ratio
  | author = G. Yielding, B. Freeman, and D. T. Needham
  911 bytes (124 words) - 13:49, 18 March 2019
• Relative permeability
  ...> decreases and the effective size of the pore throat for oil or gas flow (B) increases.]] ...> decreases and the effective size of the pore throat for oil or gas flow (B) increases.
  9 KB (1,351 words) - 13:31, 5 April 2022
• Fault seal breakdown during production
  ...ential pressure of [[pressure::4137 kPa]] (600 psi).<ref name=ch10r40>Jev, B. I., C. H. Kaars-Sijpesteign, M. P. A. M. Peters, N. W. Watts, and J. T. Wi
  4 KB (530 words) - 15:21, 30 March 2022
• Tool table
  ...e (in.) || rowspan=2 | Maximum Hole Size (in.) || colspan=5 | Mud Type^b || colspan=3 | Preferred Hole Positions || rowspan=2 | Recommended lo ! F || S || B || K || O || Excentered || Stand-Off (in.) || Centered
  5 KB (544 words) - 16:27, 18 January 2022
• Charge volume
  ...f the same area shown in the upper map. The drainage areas for traps A and B were made using the migration pathway map. ...g V = A × T × Y × M. Estimation of charge volumes for the two traps (A and B) are made as follows.
  6 KB (834 words) - 20:41, 14 February 2022
• Procedure for basin-fill analysis
  ...phic chart (A) correlated with a chart showing relative sea level changes (B). From Mitchum and Vail;<ref name=ch21r31 /> courtesy AAPG.]] ...chart shows the following:<ref name=ch21r31>Mitchum, R. M., P. R. Vail, J. B. Sangree, 1977, [http://archives.datapages.com/data/specpubs/seismic1/data/
  5 KB (599 words) - 18:54, 4 February 2022
• Isochron
  ...}}(a) Block diagram showing the time that Is mapped for a time slice map. (b) Interval that is mapped on time interval map. (c) Time interval map.]]
  1 KB (135 words) - 14:13, 24 November 2015
• Top seal integrity: Central Graben example
  ...s both traps is shown in the following figure. Trap A is at the left; trap B is at the center. ...before 100 Ma, and only a 0.2% strain that occurred 97-60 Ma. Today, trap B is a producing structure with an [[intact top seal]] capable of trapping hy
  6 KB (910 words) - 15:44, 30 March 2022
• Buoyancy pressure
  The buoyant pressure (P_b) exerted by a [[Hydrocarbon column|column of hydrocarbons]] against t :<math>\mbox{P}_{\rm b} = (\rho_{\rm w} - \rho_{\rm h}) \mbox{gh}</math>
  4 KB (596 words) - 18:37, 17 February 2022

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