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• Fishing
  * Failure of surface equipment, especially pumps, which allows the hole to cave in an * Drill string failure from such causes as metal fatigue, H₂S embrittlement, differenti
  8 KB (1,156 words) - 21:19, 19 January 2022
• Production problems
  ...problem with the well, resulting either in a decrease in production or in failure of equipment installed downhole or at the surface. Most of the serious prob ...on-problems_fig4.png|thumb|300px|{{figure number|4}}Examples of mechanical failure.]]
  16 KB (2,540 words) - 18:41, 20 January 2022
• Drilling problems
  ...applied to the bit. Severe doglegs can result in stuck casing, drill pipe failure, and inability to run [http://www.glossary.oilfield.slb.com/en/Terms/c/casi
  5 KB (732 words) - 21:18, 19 January 2022
• Stratigraphic trap seals
  ...the need for high-quality seals increases, raising the probability of trap failure.<ref name=ch21r19>Gries, R., Dolson, J., C., Reynolds, R., G., H., 1993, [h
  5 KB (632 words) - 20:26, 3 February 2022
• Practical suggestions for oil correlation
  ...hemical conclusions must ultimately be consistent with the geologic facts. Failure to properly integrate geologic and geochemical data can lead to geochemical
  5 KB (718 words) - 17:24, 15 February 2022
• Conventional coring
  ...]] settings. The marine barrel increases the margin of safety against tool failure, but is restricted to cutting a 3-in.-diameter core. ...que to be applied to the bit and improve the margin of safety against tool failure.
  13 KB (1,885 words) - 20:49, 19 January 2022
• Mudlogging: the mudlog
  ...an effect on overall log interpretation (such as loss of returns and power failure)
  5 KB (752 words) - 15:39, 24 January 2022
• Stimulation
  ...acturing fluid used in the operation is recovered. However, the success or failure of the fracture treatment does not usually correlate with the percentage of Rather, the success or failure of the fracturing treatment depends more upon how successfully the proppant
  24 KB (3,633 words) - 13:55, 24 January 2022
• Trap geometry: changes
  ...elationships, gives the range of times for trapping geometry formation and failure.
  6 KB (845 words) - 15:29, 1 February 2022
• Formation fluid pressure from repeat formation testers
  * Packer failure
  6 KB (849 words) - 17:55, 17 February 2022
• Core orientation
  * At high latitudes, most techniques are prone to failure for similar reasons: the inclination of the ambient earth's field makes an ...e time is extended. Tandem systems are recommended to reduce the chance of failure.
  13 KB (1,964 words) - 20:50, 19 January 2022
• Reducing exploration risk
  ...has equal weight because if any variable is absent (0), the prospect is a failure; if all variables are present (1.0), the prospect is a commercial success.
  8 KB (1,240 words) - 20:43, 25 January 2022
• Making regional structural cross sections
  ...oading by sediment and gravitational forces. Basinward gravitational slope failure forms major [[growth fault]] systems on the upper slope and toe-thrust stru
  7 KB (970 words) - 20:33, 18 February 2022
• Rate of penetration
  * M = threshold weight, or the WOB needed to cause formation failure, generally taken from tables
  7 KB (1,049 words) - 19:02, 20 January 2022
• Economics: key parameters
  ...to account the probabilities of success and failure as well as the cost of failure. Thus, it is a “risked” value and is the amount the company could expec
  19 KB (2,745 words) - 21:18, 19 January 2022
• South Pass 62 field
  ...profitable and productive wells (C20st, A8st), as well as the most costly failure (D34).
  9 KB (1,290 words) - 21:18, 19 October 2016
• Forward modeling of seismic data
  ...of-plane structures or dip requires the use of three-dimensional modeling. Failure to use models of the correct dimension can give rise to appreciable travelt
  10 KB (1,513 words) - 21:16, 19 January 2022
• Risk: dealing with risk aversion
  ...), the magnitude of potential gain (or loss), and the chance of success or failure. Risk aversion makes small and large firms respond differently to the same
  10 KB (1,487 words) - 18:22, 21 January 2022
• Oil and gas contracts
  # Handling of title examination and the effect of loss or failure of title upon a party's interest
  13 KB (1,979 words) - 19:26, 19 January 2022
• Drill stem testing
  ...erify that the bottom packers were holding. In most cases of straddle test failure, it is the bottom packers that fail. file:drill-stem-testing_fig8.png|{{figure number|8}}Bottom packer failure. Blanked off gauge below bottom packer on a straddle test. When the bottom
  26 KB (4,009 words) - 15:09, 24 January 2022
• Fault seal analysis for reservoir development
  ...p. 723-760.</ref>, it has been estimated that the minimum caprock membrane failure value of oil saturation is between 4.5 - 17% with an average of 10% based o
  14 KB (2,146 words) - 19:35, 13 September 2022
• Structural geology
  Brittle Failure
  14 KB (2,168 words) - 21:31, 13 March 2019
• Land description and maps
  ...ce. A defective description is one of the most frequent instances of title failure. In order for title to pass, the property description ... must describe the
  15 KB (2,269 words) - 19:25, 19 January 2022
• Tectonic modeling
  ...experimental and microstructural parameters on the transition from brittle failure to cataclastic flow of carbonate: Tectonophysics, vol. 258, p. 151–169, D
  16 KB (2,083 words) - 21:28, 2 February 2022
• Shale tectonics
  ...ildup of pressure beyond confining stresses of the overburden, sudden mass failure downslope of the overburden, regional compression, or seismicity.
  17 KB (2,466 words) - 16:16, 10 January 2024
• Reservoir simulation study
  ...ulting in the incorrect rate of production for the second producing phase. Failure to model larger scale features properly, such as interlayer communication,
  19 KB (2,711 words) - 17:48, 21 January 2022
• Influence of mechanical stratigraphy on deformation styles
  ...mechanical properties and creates rocks that are more susceptible to shear failure. High clay content accounts for strong shear strain and high concentration
  23 KB (3,162 words) - 17:28, 5 December 2023
• Cash flow model
  :^{Cost of Failure is assumed to be the after tax cost of 2 [[dry hole]]s.}<br>
  19 KB (2,272 words) - 19:27, 19 January 2022
• Types of wells
  ...reservoir. Although they are more expensive to drill and are more prone to failure, horizontal wells often produce at several times the rate of an equivalent
  22 KB (3,567 words) - 17:20, 11 March 2019
• Well types
  ...reservoir. Although they are more expensive to drill and are more prone to failure, horizontal wells often produce at several times the rate of an equivalent
  24 KB (3,753 words) - 19:33, 3 March 2016
• Plate tectonics and basin formation
  ...curring can create a nascent ocean basin leading to either an ocean or the failure of the rift zone. In tectonic strike-slip settings, accommodation spaces oc
  24 KB (3,689 words) - 17:46, 18 April 2019
• Hammerfest basin
  ...tions that have been put forward include [[overpressure]]-related [[seal]] failure (Sales, 1992<ref name=Sales1992>Sales, J. K., 1992, Uplift and subsidence o
  23 KB (3,382 words) - 18:40, 10 January 2019
• Relationship between porosity and permeability on fractured basement reservoir
  ...th [[crust]] crack at some parts of it. The fracture represents mechanical failure of rock stability because of geological pressure such as plate tectonics, l
  29 KB (4,601 words) - 16:09, 12 April 2016
• Delta plain, subaqueous
  ...ntary gas (primarily methane and carbon dioxide). The basic conditions for failure exist when stresses exerted on the sediment are sufficient to exceed its st During failure and movement of sediments, the material is apparently viscous enough to occ
  60 KB (9,022 words) - 17:17, 21 March 2016
• Carbon dioxide (CO2) storage
  ...ce-paper/SPE-78226-MS Estimating fluid pressures that can induce reservoir failure during hydrocarbon depletion]: Society of Petroleum Engineers/International
  37 KB (5,487 words) - 21:14, 11 March 2019
• Medical geology
  | Cobalt || White Liver Disease || Heart Failure # Early period after heart failure,
  83 KB (12,860 words) - 14:03, 10 April 2019
• Faults: structural geology
  ...t rocks can leak at significant rates. This is the zone of fault fill seal failure.
  63 KB (9,496 words) - 16:51, 15 January 2024
• Mudstone nomenclature
  ...dente, 2004, Evidence of soft sediment deformation, fluid escape, sediment failure and regional weak layers within the late Quaternary mud deposits of the Adr
  58 KB (8,391 words) - 19:46, 20 February 2024

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