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• Structural geology
  ...ed strain and geometrics. This understanding of the dynamics of the stress field can be linked to important events in the regional geologic past; a common
  14 KB (2,168 words) - 21:31, 13 March 2019
• Production problems
  ...orrosion must be recognized and diagnosed early in the producing life of a field. Otherwise, expensive [[workovers]] and repairs may be necessary. Corrosion ...e [[Workovers]]). A proper maintenance schedule can be established for any field once one has properly analyzed the produced fluids and conditions of the re
  16 KB (2,540 words) - 18:41, 20 January 2022
• Seismic data preparation for mapping
  ...example given in this section is a small 3-D data set from the Glenn Pool field in northeastern Oklahoma. The target is the Ordovician Wilcox Formation. Th
  7 KB (1,064 words) - 19:11, 27 January 2022
• In-situ stress characterization and applications
  ===In-situ Stress from Field Investigations=== ...sections showcase examples of different in-situ stress applications in the field.
  28 KB (4,031 words) - 15:49, 28 November 2022
• Geology workstation
  ...y also deal with periodic or cumulative production data by well, lease, or field. Also, the interpretation process generates new data elements, including zo ...application program, an entire field study can be processed, complete with field-wide crossplots by zone. Often the output data from the log analysis proces
  19 KB (2,872 words) - 14:28, 20 January 2022
• Factors that oppose hydrocarbon migration
  ...acting on a hydrocarbon mass are resolved and a local minimum in gradient field occurs, the hydrocarbons will remain in the minimum as long as it exists. T
  8 KB (1,133 words) - 15:16, 14 February 2022
• Three-dimensional seismic method
  From the field data example, we see that 3-D migration provides complete imaging of the 3-
  8 KB (1,201 words) - 20:24, 21 January 2022
• Paleontology
  ...ure number|3}}Correlation of Rodessa Formation lithofacies at Running Duke Field, Houston County, Texas. Cores are indicated by solid vertical lines. (From ...can be seen in the Lower Cretaceous [[reef]] complexes of the Running Duke Field, Houston County, Texas. In these reef complexes, reservoir properties are p
  17 KB (2,331 words) - 20:11, 10 August 2016
• Tectonic modeling
  ...eas that may not occur to us even after careful study of structures in the field. ...s with small-scale rock models: Wyoming Geological Association 29th Annual Field Conference Guidebook, p. 457–470.
  16 KB (2,083 words) - 21:28, 2 February 2022
• Measurement while drilling
  ...ed and horizontal wells''— Using a real time MWD system, the geologist and field personnel can monitor the well path as the objectives are penetrated. The g
  8 KB (1,083 words) - 21:18, 19 January 2022
• Fishing
  ...ation Logging<ref name=ExplorationLogging>Exploration Logging, Inc., 1979, Field geologists training guide—an introduction to oilfield geology, mudlogging
  8 KB (1,156 words) - 21:19, 19 January 2022
• Oilfield water analysis
  ...mber|1}}Triangular plot showing relative amounts of cations in typical oil field brines. Relative amount of sodium changes, but calcium is always about five
  7 KB (1,011 words) - 16:57, 20 January 2022
• Balanced cross sections
  ...r, and B. H. Harahap, 1991, Lengguru, Irian Jaya: prospect selection using field mapping, balanced cross sections, and gravity modeling: Proceedings of the
  8 KB (1,060 words) - 15:07, 3 February 2022
• Third-order sequences
  ...eation of the middle Pennsylvanian (Desmoinesian), Paradox basin and Aneth field, southwestern U.S.A., in J. F. Read, L. J. Weber, J. F. Sarg, and F. M. Wri
  8 KB (1,084 words) - 22:25, 3 February 2022
• Fractured reservoir evaluation
  This evaluation should be initiated early in the life of a field and can be terminated at any time if preliminary results suggest that eithe ...y, working interpretive models can be created and altered or updated while field data are still being gathered. The observer should always examine fracture
  26 KB (3,674 words) - 21:21, 19 January 2022
• Tethys region
  ...i Arabia, where they have resulted in the world’s largest conventional oil field, Ghawar.<ref name=Cantrelletal_2014>Cantrell, D. L., P. G. Nicholson, G. W. ...se in oil production from the mid Cretaceous offshore Al Shaheen giant oil field utilized long horizontal wells to unlock previously recognized potential.<r
  23 KB (3,325 words) - 14:52, 1 August 2016
• Basin-centered gas systems: gas resources
  ...voirs, Greater Green River basin, Wyoming, Colorado, and Utah: 40th Annual Field Conference, Wyoming Geological Association Guidebook, p. 39-61.</ref> Wind
  9 KB (1,242 words) - 15:47, 11 March 2015
• Identifying depositional sequences from biostratigraphic data
  ...tary-basin-analysis fig4-19.png|300px|thumb|{{figure number|1}}East Breaks field seismic reflection profile. Modified from Armentrout.<ref name=ch04r8 /> Co
  9 KB (1,143 words) - 14:57, 23 February 2022
• Lithofacies and environmental analysis of clastic depositional systems
  ...mbined with a knowledge of the [[paleogeography]] of the area in which the field is situated. Wireline log shapes are often described as “upward coarsenin ...y important for reservoir delineation since the large scale (interwell and field) architecture of the sandstone body exerts a control on the movement of flu
  38 KB (5,198 words) - 22:11, 15 January 2024
• Economics: global supply and demand
  ...countries and firms can solely take up the task of producing from a given field hence retarding the supply of oil. In addition, the newly discovered oil fi
  9 KB (1,388 words) - 15:38, 14 March 2019
• Drill stem testing
  Running a DST is one of the most dangerous jobs in the oil field because the well is essentially uncontrolled during the test. All fire figh ...investment. It is always important to verify recovery using gauge data and field measured fluid densities.
  26 KB (4,009 words) - 15:09, 24 January 2022
• Rock quality
  ..., H., D., 1972, Oil accumulation in response to pore size changes, Weyburn field, Saskatchewan: Amoco Production Company Report F72-G-25, 20 p. (unpublished
  10 KB (1,534 words) - 16:53, 4 April 2022
• Systems tracts and trap types
  ...C., Nwankwo, B., 1997, Application of high resolution biostratigraphy, Oso field, Nigeria: Proceedings, Gulf Coast Section SEPM 18th Annual Research confere
  9 KB (1,239 words) - 16:58, 24 February 2022
• Mandal-Ekofisk(!) petroleum system
  ! rowspan = 2 | Field name || colspan = 2 | Oil || colspan = 2 | Condensate || colspan = 2 | Gas
  9 KB (1,184 words) - 18:46, 3 March 2016
• Two-dimensional geophysical workstation interpretation: generic problems and solutions
  ...physical Society.</ref>. Because of data variables such as vintage, datum, field parameters, processing, and so on, 2-D data require more careful preparatio ...gical tops can be displayed with the seismic. A three-dimensional velocity field can be created for conversion of time surfaces to depth maps.
  20 KB (2,848 words) - 14:29, 20 January 2022
• Influence of mechanical stratigraphy on deformation styles
  ...gnificant rigidity contrast with the [[mudstone]] cut banks throughout the field. Mechanical stratigraphy and fractures are not consistent throughout the field in this case. The formation consists of interbedded marl and chalk, where c
  23 KB (3,162 words) - 17:28, 5 December 2023
• Relationship between porosity and permeability on fractured basement reservoir
  ...ime in reservoir has variation of direction of permeability and effects in field. Then, reservoir unconformity relation to relative permeability is found. B ...e with its porosity systems like Ellenburger Pegasus field and Canyon Reef field, Texas, produces a wide range. Distribution of permeability can form the sa
  29 KB (4,601 words) - 16:09, 12 April 2016
• Surficial geochemistry and hydrocarbon detection methods
  ...erg, K., R., 1987, Microbial oil survey technique (MOST) evaluation of new field wildcat wells in Kansas: Assoc. of Petroleum Geochemical Explorationists Bu
  10 KB (1,443 words) - 16:08, 25 January 2022
• Sandstone sedimentology and stratigraphy
  ...-sea sandstone reservoirs include Ventura and Los Angeles basins and Frigg field in Eocene of the North Sea. The Yanchang Oil Field is located in the northern Shaanxi slope, the western Ordos Basin in China
  27 KB (3,802 words) - 19:32, 9 January 2024
• Dolomite
  [[file:CN24FG3.jpg|thumb|300px|{{figure number|3}}Dark field transmission electron micrograph of a calcium dolomite (Ca_1.12Mg
  9 KB (1,409 words) - 19:14, 3 March 2016
• Monte Carlo and stochastic simulation methods
  ...ariants. With the advent of extremely fast computers with vast memory, the field is exploding with new algorithms being proposed regularly. The book by Ripl
  11 KB (1,623 words) - 19:24, 19 January 2022
• Standard interpretation
  ...easurements are the Wyllie time average method and the Raymer-Hunt-Gardner field observation method. Both methods require determining the sonic response (Δ ...his reason, the sonic porosity method is commonly used in the appraisal of field development wells.
  25 KB (3,776 words) - 19:53, 18 January 2022
• Tight gas reservoirs: evaluation
  ...ame=pt06r82>Masters, J. A., 1984, Elm worth—Case Study of a Deep Basin Gas Field: [http://store.aapg.org/detail.aspx?id=67 AAPG Memoir 38], 316 p.</ref><ref
  11 KB (1,444 words) - 21:26, 4 January 2024
• Appalachian Basin Marcellus gas play
  ...ial. These studies led the way to a significant expansion of the Big Sandy field into southwestern and central West Virginia and parts of southeastern Ohio. ...top 100 gas fields in the United States. The development of the Big Sandy field continues using both vertical and horizontal drilling.<ref>Morris, L. J., 2
  89 KB (13,415 words) - 19:16, 16 January 2024
• EMD Tight Oil & Gas Committee 2019-20 Annual Report
  ...ters (35.3 Bcf), 60% of which was produced from Sinopec’s Fuling Shale Gas field. Lacustrine shale oil exploration has also been successful in the Sichuan a
  9 KB (1,373 words) - 20:57, 6 April 2021
• Lwandle plate
  ...name=Nocquet&Calais>Nocquet, J.-M., and E. Calais, 2003, Crustal velocity field of western Europe from permanent GPS array solutions, 1996-2001: Geophysica
  10 KB (1,574 words) - 16:51, 6 April 2016
• Economics of property acquisitions
  ...wing rapid estimation of remaining reserves of a producing well, lease, or field, and it can be useful in early assessments and negotiations. A comprehensiv
  11 KB (1,584 words) - 16:04, 21 January 2022
• Super basins
  ...> They are characterized by having more than one petroleum system, a solid field infrastructure and abundant data sets for studies. The access to the market ...panies working efficiently, which involves more people working both at the field and in offices.<ref name=Sternbach_2020 /> As part of the solid infrastruct
  27 KB (3,791 words) - 19:35, 11 October 2022
• Production logging
  ...n efficiency by evaluating the injection profiles of individual wells in a field
  12 KB (1,726 words) - 16:48, 20 January 2022
• Identifying sea level cycle phase with biostratigraphy
  ...olution sequence stratigraphy of a low-stand prograding deltaic wedge, Oso field (late Miocene), Nigeria, in R. W. Jones, and M. D. Simmons, eds., Biostrati
  11 KB (1,548 words) - 16:58, 24 February 2022
• Using and improving surface models built by computer
  ...replace all of an existing field, or replace missing values in an existing field.
  40 KB (6,039 words) - 20:49, 19 January 2022
• Eagle Ford Group in southwest Texas (USGS)
  ...600 ft thick in areas including the Maverick Basin, north of the Giddings Field, and near Dallas. The Eagle Ford Group is typically divided into upper and
  11 KB (1,594 words) - 19:15, 8 February 2024
• Facies map
  ...hickness (1) to compare the distribution of reservoir-system thickness and field location and (2) to identify or predict locations with thick reservoirs and
  15 KB (2,070 words) - 20:34, 7 July 2016
• Vaca Muerta, La Luna Shale, South America
  Since the initial discovery at the Plaza Huincal Field in 1918, over 14 billion barrels oil equivalent (BBOE) have been discovered
  11 KB (1,644 words) - 16:14, 11 May 2023
• Biostratigraphic correlation and age determination
  ...mic Paleontologists and Mineralogists Foundation, p. 53–59.</ref> local or field correlation of reservoir units, or any problem where detailed resolution is
  11 KB (1,595 words) - 18:09, 24 January 2022
• Mudstone nomenclature
  ...he Devonian of Tennessee, Kentucky, and Indiana: AAPG Field Guide for SEPM Field Trip 10, p. 3–14.</ref><ref name=Lzrea2015a>Lazar, O. R., K. M. Bohacs, J ...ea2015a /><ref name=Stw2012>Stow, D. A. V., 2012, Sedimentary rocks in the field: A Color Guide: New York, Academic Press, 320 p.</ref> ([[:File:M126-Mudsto
  58 KB (8,391 words) - 19:46, 20 February 2024
• Three-dimensional modeling of clinoforms in shallow-marine reservoirs
  ...ce data set from a deltaic reservoir (Jurassic Sognefjord Formation, Troll Field, Norwegian North Sea). Resulting flow simulation results demonstrate the va ...and recovery factors: An integrated 3-D reservoir modeling study, Sirikit field, Thailand]: AAPG Bulletin, v. 83, p. 1535–1551.</ref><ref>Dutton, S. P.,
  113 KB (16,689 words) - 22:11, 15 January 2024
• Petroleum basins of Turkey
  ...e of the studies attempts to correlate these asphaltites with Raman-Garzan field oils. ...ent in the Eocene deltaic shales. The Group-3 C2+ gases, produced from one field, were generated from isotopically light marine kerogen. Lower Oligocene sha
  52 KB (7,769 words) - 20:28, 18 January 2017
• White paper: Hydraulic fracturing
  ...iques occurred in 1947, by Stanolind Oil and Gas Corp., at the Hugoton gas field in Grant County, Kansas. * Oil field operators draining streams dry.
  27 KB (4,076 words) - 16:33, 19 July 2016
• Recognizing stacked depositional sequences from well data
  ...eas and bathymetry. It also shows the locations of the East Breaks 160-161 field, illus- trated seismic profiles and a reference well.
  14 KB (1,901 words) - 15:16, 9 January 2024
• Fault seal analysis for reservoir development
  ...n the partial fault plane / can also completely cover porosity so that the field becomes permeable.
  14 KB (2,146 words) - 19:35, 13 September 2022
• Wellbore trajectory
  ...rectional drilling is the development of [[offshore rig|offshore fields]]. Field development costs are reduced by directionally drilling many wells from one
  14 KB (2,167 words) - 20:46, 19 January 2022
• Shale-oil resource systems
  ...oduction is accounted for by both open-fractured shale (e.g., Bicentennial field) and hybrid shale (e.g., Elm Coulee, Sanish, and Parshall fields), where or ...by the Union Oil A82-19 Jesus Maria well drilled in 1987 located in Lompoc field, Santa Barbara County, California. Initial tests on the well above the inte
  97 KB (14,873 words) - 19:53, 11 January 2024
• Systems tracts identification
  ...4-19.png|{{figure number|1}}Seismic reflection profile rom the East Breaks field area, illustrating both clinoform and parallel reflection patterns in late
  15 KB (2,029 words) - 21:21, 23 February 2022
• Reservoir engineering
  Reservoir bounded by impermeable layers and [[fluid contacts]]. Field boundaries is ensured through the well but based on well data; electric log
  14 KB (2,122 words) - 17:33, 7 March 2016
• Biostratigraphic applications in hydrocarbon exploration
  ...ion, reservoir characterization, correlation and well site operation where field specific bioevents are determined and tested for consistency. Other applica
  14 KB (1,899 words) - 21:03, 21 April 2022
• Contourites
  ...besco M., A. Camerlenghi and A. J. Van Loon, 2008, “Contourite Research: A Field In Full Development, in: M. Rebesco & A. Camerlenghi, eds., Contourites: De
  13 KB (1,889 words) - 19:11, 6 April 2016
• Well completion
  ...orating system. The shaped charge, or jet charge, came into use in the oil field shortly after World War II. The perforating shaped charge is a derivative o
  19 KB (2,910 words) - 21:06, 18 January 2022
• Land description and maps
  ...t is known as "initial points," a position which is determined by accurate field astronomical methods. From these ... points, lines known as principal merid
  15 KB (2,269 words) - 19:25, 19 January 2022
• Reservoir
  ...ck body (secondary porosity – secondary permeability). For example, an oil field in Florence, Colorado which is having shale (Lower–Upper Cretaceous) as r
  14 KB (2,134 words) - 16:48, 26 March 2019
• Shale tectonics
  ...http://store.aapg.org/detail.aspx?id=1023 AAPG Memoir 93], p. 29–62.</ref> Field geoscientists have added to our understanding of the geochemistry and physi
  17 KB (2,466 words) - 16:16, 10 January 2024
• Dolomite and dolomitization: Implications for reservoir characterization
  ...ample, in nodular dolomustone in Miocene Asmari Formation of Qaleh Nar Oil Field, Iran (Fig. 10b; Esrafili-Dizaji and Rahimpour-Bonab, 2019). Spheroidal and ...rsian Gulf (Peyravi et al., 2016). Upper Jurassic Arab D Carbonate (Dukhan Field, Qatar) is producing from biomoldic and oomoldic porosities (Scholle and Ul
  38 KB (4,996 words) - 21:07, 21 April 2022
• Carbon dioxide (CO2) storage
  ...ential storage capacity may be limited because of the physical size of the field.<ref name=Islamandchakma_1993> Islam, M. R., and A. Chakma, 1993, Storage a
  37 KB (5,487 words) - 21:14, 11 March 2019
• Wellsite math
  ...s exceed about 13.5 ppg. This procedure is sufficiently accurate for quick field calculations, but it slightly overestimates the formation fracture pressure
  21 KB (3,142 words) - 15:10, 24 January 2022
• Rock-water reaction
  Test conditions should mirror the field condition under study. Thus, water injection tests should be made on reserv
  17 KB (2,356 words) - 19:24, 19 January 2022
• Reservoir quality
  ...of a reservoir rock at very high magnifications with an excellent depth of field so that the pore network and clay minerals within the pores can be viewed.
  18 KB (2,514 words) - 17:47, 21 January 2022
• Rock-water reaction: formation damage
  Test conditions should mirror the field condition under study. Thus, water injection tests should be made on reserv
  17 KB (2,380 words) - 18:23, 21 January 2022
• West Texas Super Basin
  ...tieth century known as World War I. Even the Santa Rita #1 in the Big Lake Field was evaluated for its potash potential above 2000’ subsurface before bein ...first economic oil discovery in the basin was during 1920 at the Westbrook Field. Since then, the basin has produced 28.9 BBO through 2019 and 203 TCFG thro
  157 KB (23,278 words) - 18:36, 16 January 2024
• Petroleum reservoir fluid properties
  ...f name=pt10r32>Standing, M. B., 1977, Volumetric and phase behavior of oil field hydrocarbon systems: Dallas, TX, Society of Petroleum Engineers, AIME.</ref
  19 KB (2,721 words) - 21:21, 19 January 2022
• Vaca Muerta play
  ...d during the last decade, related to the search and discovery of the Giant Field Vaca Muerta, and (2) the legacy of 100 years of activity of the O&G industr ...scovered in Neuquén between the 1960s and the 1980s, among them, the giant field Loma La Lata (12 Tcf) and El Trapial (500 mmbl). Production in the basin, w
  77 KB (11,201 words) - 20:07, 15 January 2024
• Fluid inclusions: analysis and applications
  ...used to reconstruct the relative timing of petroleum charge in the Jabiru field.<ref name=Georgeetal_2007 /> Produced crude oil and oil inclusions showed s
  20 KB (2,691 words) - 21:06, 21 April 2022
• Core alteration and preservation
  ...re excellent preservation containers, but they are difficult to use in the field without breaking.
  20 KB (2,971 words) - 15:46, 19 January 2022
• Carbonate diagenesis
  ...hysical parameters estimated from visual descriptions of carbonate rocks—a field classification of carbonate pore space: Journal of Petroleum Technology, Ma
  23 KB (3,026 words) - 20:48, 19 January 2022
• Stimulation
  ...ntages of acid fracturing are that the operation can be carried out in the field with little risk of mechanical failure. Fracture treatments carrying proppi
  24 KB (3,633 words) - 13:55, 24 January 2022
• Organic compounds: environmental indicators
  ...undant can be done using GC/MS.) The gas chromatograms are of the Beatrice Field oil in the Moray Firth (U.K.) and of the extract of a Devonian rock believe
  22 KB (3,123 words) - 21:39, 15 February 2022
• Medical geology
  Medical geology is a multi-disciplinary field of study in geology which studies the health effects of geologic materials This multidisciplinary field of geology also probes into the benefits and banes of eating soil, clay, an
  83 KB (12,860 words) - 14:03, 10 April 2019
• Thin section analysis
  ...n sections made from rocks within the productive interval of an oil or gas field provides unique information regarding [[reservoir quality]], reservoir homo
  24 KB (3,264 words) - 15:09, 24 January 2022
• Plate tectonics and basin formation
  ...t/cda_downloaddocument/9783540788362-c1.pdf?SGWID=0-0-45-615210-p173825306 Field Methods for Petroleum Geologists 11]: Berlin, Springer-Verlag.
  24 KB (3,689 words) - 17:46, 18 April 2019
• Paraná Basin
  ...The [[basement]] weakness zones being reactivated under the compressional field, which originated on the continent's edge by the Ocloyic Orogeny (Famatinia
  22 KB (3,382 words) - 19:52, 4 January 2024
• Delta plain, lower
  ...Permo-Pennsylvania of the Rocky Mountains: Wyoming Geol. Assoc. 20th Ann. Field Conf., Casper, Wyoming, 1966.
  27 KB (4,229 words) - 16:41, 6 April 2016
• Iran petroleum systems
  ...hat extend on both sides of the Qatar Arch charged most of the [[giant oil field]]s in Abu Dhabi and Saudi Arabia. This system has an impact into the Irania
  27 KB (3,901 words) - 13:51, 26 January 2017
• Phanerozoic Tethys region
  ...hyan margin (from Syria to Libya through Arabia) can be interpreted as far-field effects of the Cimmerian orogeny. Alternatively, they can be interpreted as ...Clark, M., 2003, Stratigraphy, facies, and reservoir distribution, Tengiz Field, Kazakhstan, in W. M. Ahr, P. M. Harris, W. A. Morgan, and I. D. Somerville
  79 KB (11,542 words) - 18:47, 19 July 2016
• Shale-gas resource systems
  | Gas-Field Porosity (%) || 4 || 6 || 4 || 5 || 4.5 || 4 || 3 || 4.5 || 2.9 || 3.5 ...d the Teal unit well no. 1H (RRC No. 253779), Newark, East (Barnett Shale) Field, Hood County, Texas, are causing or contributing to contamination of certai
  73 KB (10,728 words) - 18:16, 11 January 2024
• Delta plain, subaqueous
  ...stribute the fluvial clastics. Comprehensive studies, both theoretical and field, of river-mouth processes have been published by Bates,<ref name=Bates_1953
  60 KB (9,022 words) - 17:17, 21 March 2016

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