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• Hydrodynamic traps: mapping
  ...rmula for U where U = V – Z. The values for Z, the subsea elevation of the target aquifer, can be determined by simply overlaying a structure contour map on A critical step in mapping hydrodynamic traps in a target formation is making a water isopotential map (step 3 above). Before that ca
  4 KB (601 words) - 22:27, 17 February 2022
• Designing a surficial geochemical survey
  * Anticipated target size and shape of the anomaly (or geologic target) ...specpubs/memoir66/18/0243.htm Importance of sampling design and density in target recognition], in D. Schumacher and M. A. Abrams, eds., Hydrocarbon Migratio
  6 KB (826 words) - 17:33, 25 January 2022
• Mapping paleogeography
  ...one [[Depositional sequence identification|depositional sequence]]? Is the target the entire section?
  3 KB (346 words) - 20:13, 4 February 2022
• Geosteering
  ...rofile by using field observations to place the wellbore in the designated target is called Geosteering. Geosteering can use a large variety of tools and tec
  1 KB (185 words) - 19:43, 3 March 2016
• Predicting carbonate reservoir location and quality
  # Study known accumulations that occur within the target formation. # Put target formation in a global and regional climatic framework. At the time of depos
  7 KB (894 words) - 14:15, 11 April 2022
• Well planning
  * What target(s) will be evaluated? * How will the well(s) be drilled to reach those target(s)?
  6 KB (779 words) - 15:09, 24 January 2022
• Three-dimensional seismic method
  ...ce target zone and the aperture size required for adequate imaging of that target zone.<ref name=pt07r64>Yilmaz, O., 1987 Seismic Data Processing: Society of ...in which migration is performed. Just having a dense coverage on top of a target zone, for example, a 25-m in-line trace spacing and a 25-m cross-line trace
  8 KB (1,201 words) - 20:24, 21 January 2022
• Selecting a surficial geochemistry survey method
  ! Medium to be Sampled || Target to be Analyzed || Methods ! Medium to be Sampled || Target to be Analyzed || Methods
  6 KB (809 words) - 17:05, 25 January 2022
• Types of wells
  ...the drill bit is deflected at an angle from the vertical toward a specific target. Deviated wells are commonly drilled from fixed drilling locations such as ...ng assembly, and drilling will then proceed out of the window toward a new target.
  22 KB (3,567 words) - 17:20, 11 March 2019
• Petrophysical analysis of lithofacies
  ...traps. A petrophysical analysis of the lithofacies of a rock section in a target area can help determine if such a relationship exists. ...oir characteristics, despite high porosity readings on the logs. Thus, the target of interest is the highstand mound facies.
  6 KB (763 words) - 18:53, 4 February 2022
• Well types
  ...the drill bit is deflected at an angle from the vertical toward a specific target. Deviated wells are commonly drilled from fixed drilling locations such as ...ng assembly, and drilling will then proceed out of the window toward a new target.
  24 KB (3,753 words) - 19:33, 3 March 2016
• Phases of a seismic project
  ...ned to give optimum results for a particular depth interval containing the target(s). If there are design, acquisition, or [[Basic seismic processing|process
  3 KB (455 words) - 22:00, 25 January 2022
• Synthetic seismograms: correlation to other data
  ...over some limited interval in the well, probably centered on the reservoir target. If the fit is not good enough, then the parameters are changed (updated) a
  3 KB (486 words) - 19:10, 27 January 2022
• Wellbore trajectory
  ...drilling'' refers to any method employed to hit a predetermined subsurface target. One application of directional drilling is the development of [[offshore r ...ellbore is allowed to move naturally to the right, forming an arc into the target.
  14 KB (2,167 words) - 20:46, 19 January 2022
• Fracking
  Fracking technique begins by drilling vertically up to the target reservoir layer. Drilling is then followed by the installation of a protect
  3 KB (484 words) - 21:18, 27 March 2019
• Structural maps and cross sections
  * An [[Subsurface_maps#Isopach|isopach map]] of the target reservoir—especially important if the reservoir displays significant stra
  4 KB (504 words) - 14:17, 2 February 2022
• Amplitude (seismic)
  ...larity of onshore seismic data. If target is carbonate or regional geology target has [[coal]] lithology. Polarity prediction can assume that Carbonate has s
  8 KB (1,291 words) - 15:49, 18 January 2017
• Magnetotellurics case history: rugged carbonate terrain (Highlands of Papua New Guinea)
  ...s area, however, is an excellent [[Magnetotellurics|magnetotelluric]] (MT) target.<ref name=ch16r1>Billings, A. J., and J. H. Thomas, 1990, The use and limit
  4 KB (520 words) - 15:12, 31 January 2022
• East Breaks petroleum geology
  ...pe basin]] [[Gravity flow|gravity-flow]] sands are the principal reservoir target in the High Island–East Breaks area for all except the most shallow strat
  4 KB (494 words) - 13:44, 5 December 2023
• Amplitude versus offset (AVO) analysis
  ...red model]] of the earth in the vicinity of the exploration or development target. To accomplish this goal, a systems approach to the problem is used. Major ...erpret the AVO study using well log data in the vicinity of an exploration target.
  12 KB (1,723 words) - 18:41, 20 January 2022

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