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• Capillary pressure
  ...ng rock types (A-E) due to diffferences in capillarity. For example, at 50 ft above free water level, water saturations vary from 18% (rock type A) to 95 * ''h'' = height above the free water level (in ft)
  23 KB (3,315 words) - 16:59, 19 January 2022
• Data: sources
  ...n: Presented at Offshore Europe, Society of Petroleum Engineers, September 5–8, Aberdeen, United Kingdom, [https://www.onepetro.org/conference-paper/S ...ments (Monicard, 1980). Vertical core plugs may also be cut every 1.5 m (5 ft) for example. On occasions, large pieces of full-diameter core are used for
  43 KB (6,686 words) - 13:44, 18 March 2019
• Marcellus Shale (Devonian) -- Appalachian Basin
  ...ellus Shale had mean random vitrinite reflectance values between 1.0 and 2.5% in the majority of the currently productive area, where most production ha ...imate of NGL resources ranged from 0.5 to 3.02 billion bbls (95 percent to 5 percent probability, respectively).
  19 KB (2,773 words) - 21:36, 4 March 2022
• Faults: structural geology
  [[file:M91Ch13FG83.JPG|thumb|300px|{{figure number|5}}A pressure buildup test can be used to detect faults near the wellbore. Th ...and comes in contact with the fault plane ([[:file:M91Ch13FG83.JPG|Figure 5]]). Analytical methods are available to make a rough estimate of how far aw
  63 KB (9,496 words) - 16:51, 15 January 2024
• Wattenberg field
  ...y or tertiary recovery. Items 1 through 4 occurred at Wattenberg, and item 5 is currently being tested. Unconventional fields experience field growth ju ...akota Plainview in 1998. Production occurs from approximately 4000 to 8500 ft below the surface across the field. Reservoir quality in the various horizo
  72 KB (10,249 words) - 20:06, 15 January 2024
• Three-dimensional modeling of clinoforms in shallow-marine reservoirs
  ...Upper Cretaceous Ferron Sandstone Member, Utah]: AAPG Bulletin, v. 95, no. 5, p. 693–727, doi: 10.1306/09271010025.</ref>). Note the dipping nature of ...a volume smaller than most reservoirs (500 × 500 × 25 m [1640 × 1640 × 82 ft]). Sech et al.<ref name=Sch09 /> used a surface-based modeling approach to
  113 KB (16,689 words) - 22:11, 15 January 2024
• Iraq petroleum geology
  ...parsely populated area of desert and low hills, mostly 300–500 m (984–1640 ft) above sea level (msl). The highest elevation here occurs at Jabal ‘Unayz ...) and Dijlah (Tigris) Rivers, which flow from Turkey and Syria through the length of Iraq to the Gulf of Arabia via the Shatt al Arab. The elevation at the I
  78 KB (7,926 words) - 16:25, 30 January 2017
• Land description and maps
  | frompg = 5 ...ection and length of any particular line, such as "north 40&deg; east, 200 ft."]
  15 KB (2,269 words) - 19:25, 19 January 2022
• Carbonate reservoir
  ...carbonate sand body with a mobile border 25 km (15 mi) long and between 0.5 and 2 km (0.3 and 1.2 mi) wide.<ref>Major, R. P., D. G. Bebout, and P. M. H ...r|1}}Ooid shoal, Bahamas; the bottom edge of the photograph represents a 4.5-km (2.7 mi)-wide transect. The lower inset is an illustration of a cliff ex
  38 KB (5,571 words) - 15:31, 16 January 2024
• Quick-look lithology from logs
  ...e winching system often ruins SP logs. Look for a sine-form SP whose cycle length is the circumference of the cable drum. ...le, so expect mudcake to cause a caliper reading that is about [[length::0.5 in.]] smaller than the bit size. Bed boundaries are often accurately delimi
  25 KB (3,637 words) - 19:39, 18 January 2022
• Shale-oil resource systems
  ...ce systems have substantiated the volume of oil they contain, for example, 5.88253 times 107 m3 (370 million bbl of oil equivalent [BOE]) in the [[Barne ...eg API oil and 481.4 m3/day (17 mcf/day), with a gas-oil ratio (GOR) of 19.5 m3/m3 (109 scf/bbl) according to a scout ticket for this well.
  97 KB (14,873 words) - 19:53, 11 January 2024
• Delta plain, subaqueous
  ...r|3}}Cores of distributary-mouth bar sequence. Diameter of cores is 13 cm (5 in.). A. Smooth, gray, partially laminated clays of the prodelta deposits. For a given length of time, prodelta deposits are thicker (because of high sedimentation) than
  60 KB (9,022 words) - 17:17, 21 March 2016
• Appalachian Basin Marcellus gas play
  ...than production from existing open natural fractures. To date, more than 2.5 tcf has been produced from the Big Sandy field,<ref name=Dw1986 /> and it s ...of water and 167,800 kg (370,000 lb) of sand was used to treat a 27 m (90 ft) gross interval of the Marcellus organic shale in the Range Resources 1 Ren
  89 KB (13,415 words) - 19:16, 16 January 2024
• Vaca Muerta play
  ...ks in these sectors show the best reservoir characteristics (averages: TOC 5%; porosity 12%; clay 10%–20%; water saturation 20%), the most adequate ge ...il 2019), approximately 500 kboe/d as current production, and estimated 14.5 Bboe of proved plus probable reserves (2P) ([[:file:M125-VacaMuerta-Figure2
  77 KB (11,201 words) - 20:07, 15 January 2024

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