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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''<sub>b</sub> ) at the depth of the measured pressure (P<sub>m</sub> ) 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''<sub>d</sub>, the hydrocarbons will leak through the seal. If ''P''<sub>b</sub> is less than ''P''<sub>d</sub>, 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<sub>b</sub>) 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<sub>b</sub>) 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<sup>b</sup> || 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<sub>b</sub>) 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
  • Magnetics: total intensity and residual magnetic maps
    ...esidual map (A) that was calculated from the total intensity magnetic map (B). Copyright: Gay;<ref name=Gay1995>Gay, S. P., Jr., 1995, The basement faul ...esidual map (A) that was calculated from the total intensity magnetic map (B). The grid and small circles on the total intensity map are the flight path
    4 KB (618 words) - 19:55, 27 January 2022
  • Correlation and regression analysis
    :<math>\widehat{y} = ax + b</math> * ''b'' = y-intercept in an (x, y) coordinate system
    9 KB (1,366 words) - 16:37, 19 January 2022
  • Subregional and local pressure compartments
    ...Al-Shaieb et al.;<ref>Al-Shaieb, Z., J. O. Puckette, A. A. Abdalla, and P. B. Ely, 1995b, [http://archives.datapages.com/data/specpubs/memoir61/ch05/006 ...Al-Shaieb et al.;<ref>Al-Shaieb, Z., J. O. Puckette, A. A. Abdalla, and P. B. Ely, 1995a, [http://archives.datapages.com/data/specpubs/memoir61/ch04/005
    3 KB (440 words) - 17:58, 17 February 2022
  • Fault seal behavior
    ...ylvania, SEALS International, 4356 p.</ref><ref name=ch10r97>Yielding, G., B. Freeman, and D. T. Needham, 1997, [http://archives.datapages.com/data/bull ...m]].<ref name=ch10r13>Chong, K., P., Hoyt, P., M., Smith, J., W., Paulsen, B., Y., 1980, Effects of strain rate on oil shale fracturing: International J
    4 KB (598 words) - 19:47, 24 March 2022
  • Shale gouge ratio
    | author = G. Yielding, B. Freeman, and D. T. Needham ...an otherwise shale-free sequence; Dz is the thickness of each shale bed. (b) Calculation for a sequence of reservoir zones; Dz is the thickness of each
    3 KB (473 words) - 20:04, 11 March 2015
  • Sorrento field: water saturation
    ...mann and Coalson.<ref name=Hartmannandcoalson_1990>Hartmann, D. J., and E. B. Coalson, 1990, Evaluation of the Morrow Sandstone in Sorrento field, Cheye ...mann and Coalson.<ref name=Hartmannandcoalson_1990>Hartmann, D. J., and E. B. Coalson, 1990, Evaluation of the Morrow sandstone in Sorrento field, Cheye
    7 KB (1,044 words) - 16:57, 13 April 2022
  • Gas chromatography/mass spectrometry (GC/MS): examples of correlations
    ...of the North Sea. From Telnæs and Cooper;<ref name=ch08r53>Telnæs, N., and B. S. Cooper, 1991, Oil-source rock correlation using biological markers, Nor ...ns almost exclusively C<sub>27</sub> regular steranes (top right, peaks A, B, C).
    6 KB (775 words) - 21:49, 15 February 2022
  • Natural gas occurrence
    ...nited States gas production.<ref name=LawandCurtis_2002>Law, B. E., and J. B. Curtis, 2002, [http://archives.datapages.com/data/bulletns/2002/11nov/1851
    4 KB (556 words) - 22:10, 7 January 2015
  • Predicting hydrocarbon recovery
    ...\text{A} \times \text{h} \times \Phi \times (1 - \text{S}_\text{w})}{\text{B}_\text{oi}}</math> .../ gas-oil ratio or GOR]). For example, if a well has a GOR of 1,000, then B<sub>oi</sub> = 1.05 + (10 × 0.05) = 1.1.
    5 KB (691 words) - 17:10, 5 April 2022
  • Yowlumne field
    ...ne also ([[:file:Mth14ch02f01.jpg|Figure 1]]). Consequently, Yowlumne Unit B was created to flood the flank accumulation (Burzlaff,<ref name=Burzlaff_19 ...ape of the Yowlumne Sandstone and the relationship of Yowlumne Units A and B to the anticlinal closure.
    13 KB (1,896 words) - 19:02, 11 March 2019
  • Fault control on hydrocarbon distribution
    ...ed reservoir level, the field is divided into three major compartments (A, B, D) by faults. Compartment D is almost always empty, while the other compar ...he western portion of Fault A allows hydrocarbons to leak into Compartment B and then across the eastern portion of Fault A into the next highest reserv
    4 KB (515 words) - 21:31, 29 March 2022
  • Petroleum system concept: examples of application
    | author = Leslie B. Magoon, Edward A. Beaumont ...role of source rock studies in petroleum exploration, in K. S. Johnson and B. J. Cardott, eds., Source Rocks in the Southern MidContinent, 1990 Symposiu
    7 KB (1,083 words) - 21:59, 25 January 2022
  • Percent fill: controlling factors
    ...the percentage of shale in the fault gouge.<ref name=ch10r97>Yielding, G., B. Freeman, and D. T. Needham, 1997, [http://archives.datapages.com/data/bull
    3 KB (471 words) - 21:50, 28 March 2022
  • East Breaks critical moment
    Magoon and Dow<ref name=ch04r61>Magoon, L. B., and W. G. Dow, 1994, The Petroleum System--From Source to Trap: [http://s ...1 minibasin, which is bound on the north by fault A, on the east by faults B and C, and on the south by a salt-cored high. Copyright of: Armentrout et a
    5 KB (715 words) - 17:07, 23 March 2022
  • Seismic interpretation: surface slicing
    ...structure (a) and the same structure split into 12-ms slabs and dissected (b). Suppose [[:file:interpreting-3-d-seismic-data_fig13-7.png|Figure 1]] repr ...structure (a) and the same structure split into 12-ms slabs and dissected (b). From Stark.<ref name=ch13r12 /> Courtesy SEG.]]
    4 KB (553 words) - 19:30, 27 January 2022
  • Irati Formation
    ...,_2007b>Milani, E. J., J. H. G. Melo, P. A. Souza, L. A. Fernandes, and A. B. França, 2007b, Bacia do Paraná: Boletim de Geociências da PETROBRAS, v. ...g|Figure 2]]), according to Milani<ref name=Milani_2007a>Milani, E. J., A. B. França, and R. A. Medeiros 2007a, Rochas geradoras e rochas-reservatório
    3 KB (500 words) - 20:53, 4 April 2019
  • Ellesmerian(!) petroleum system
    | author = Leslie B. Magoon, Edward A. Beaumont ...0339.htm Ellesmerian(!) petroleum system, North Slope, Alaska, USA], in L. B. Magoon, and W. G. Dow, eds., The Petroleum System—From Source to Trap: [
    10 KB (1,241 words) - 20:11, 25 January 2022
  • Traps in a framework of sequence stratigraphy
    ...J. F., 1988, Carbonate sequence stratigraphy, in Wilgus, C. K., Hastings, B. S., Posamentier, H. M., Van Wagoner, J., Ross, C. A., Kendall, G. C. St. C
    4 KB (486 words) - 14:57, 4 February 2022
  • Petroleum system: geographic, stratigraphic, and temporal extent
    | author = Leslie B. Magoon, Edward A. Beaumont ...bs/methodo2/data/a077/a077/0001/0000/0003.htm The petroleum system], in L. B. Magoon and W. G. Dow, eds., The Petroleum System—From Source to Trap: [h
    7 KB (969 words) - 19:14, 25 January 2022
  • Depth and thickness conversion
    ...lbore survey calculations: Drilling-DCW, May, p. 52–59 and 118–119.</ref> (b) angle averaging method,<ref name=pt06r20 /> and (c) balanced tangential me ...ature (constant increase or decrease in deviation between survey points). (b) Minimum curvature method showing chord of single circle and the angle ϕ,
    17 KB (2,363 words) - 16:49, 20 January 2022
  • Statistical analysis in oil correlation
    ...., 10., 1016/0146-6380(86)90037-9</ref><ref name=ch08r54>Telnæs, N., Dahl, B., 1986, Oil-oil correlation using multivariate techniques: Organic Geochemi ...milarity from oil to oil. Here eight oils of type A and three oils of type B are indicated. Other geochemical evidence supports this subdivision.
    4 KB (520 words) - 22:06, 14 February 2022
  • Tectonostratigraphic history
    ...margins to retreat landward. From Hall et al.;<ref name=Hall>Hall, D. J., B. E. Bowen, R. N. Rosen, S. Wu, and A. W. Bally, 1993, Mesozoic and early Ce ===Phase B===
    7 KB (1,044 words) - 16:34, 22 February 2022
  • Example: mapping depocenters through time
    ...hed from the mother salt. From Hall et al.;<ref name=Hall1993>Hall, D. J., B. E. Bowen, R. N. Rosen, S. Wu, and A. W. Balley, 193, Mesozoic and early Ce | B || 4–3
    11 KB (1,496 words) - 18:17, 22 February 2022
  • Petroleum system
    | author = Leslie B. Magoon, Edward A. Beaumont ...]s, [[seep]]s, or [[accumulation]]s;<ref name=Magoonanddow_1994>Magoon, L. B., and W. G. Dow, 1994, The petroleum system: From source to trap: [http://a
    5 KB (634 words) - 17:54, 25 January 2022
  • Rock physics analysis for reservoir identification
    ...and Sand B have different properties due to the presence of clays in Sand B. ...not limited to the following properties:<ref name="1Goodwayetal">Goodway, B., T. Chen, and J. Downton, 1997, Improved AVO Fluid Detection and Lithology
    15 KB (2,356 words) - 18:00, 26 April 2022
  • Hydrodynamics: change in configuration
    ...rms.aspx?LookIn=term%20name&filter=oil-water%20contact oil-water contact] (B). ...g-preservation-and-destruction-of-accumulations_fig11-3.png|Figure 1 A and B]]).
    5 KB (625 words) - 15:31, 1 February 2022
  • Midale lithofacies and distribution
    ...eyburn field well.<ref name=ch09r11>Coalson, E. B., D. J. Hartmann, and J. B. Thomas, 1990, Applied Petrophysics in Exploration and Exploitation: Notes ...ll in Weyburn field. From Coalson et al.;<ref name=Coalson1994>Coalson, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barr
    6 KB (842 words) - 18:50, 4 December 2023
  • Migration rate calculation
    :<math>\mbox{P}_{\rm B} = \mbox{g} \times \mbox{z} \times (\rho_{\rm w} - \rho_{\rm hc})</math> * P<sub>B</sub> = buoyancy pressure
    4 KB (618 words) - 19:40, 14 February 2022
  • Parana-Etendeka CBP
    ...² and has a volume of 450,000 km³.<ref name=Frank_2009>Frank, H. T., M. E. B. Gomes, and M. L. L. Formoso, 2009, Review of the areal extent and the volu ...cteristics:<ref name=Peate_1992 /><ref name=Nardy_2008>Nardy, A. J. R., F. B. Machado, and M. A .F. Oliveira, 2008, As rochas vulcânicas mesozoicas ác
    6 KB (922 words) - 19:45, 11 April 2019
  • Checkshots and vertical seismic profiles
    | author = B. A. Hardage ...cal-seismic-profiles_fig3.png|{{figure number|3}}The source position (A or B) should be chosen so that the travel path to each receiver is as nearly ver
    11 KB (1,599 words) - 20:48, 19 January 2022

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