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  • Before seismic data can be used in maps, they must be checked for quality; they must have reflectors identified for key geologic horizons, which shou # Preview data for quality and consistency with acquisition and processing reports.
    7 KB (1,064 words) - 19:11, 27 January 2022
  • ...interpretations made by a paleontologist can be strongly influenced by the quality of the samples and their preparation. Many factors, therefore, are affected ...ing techniques that extract microfossils from the sediment. To obtain high-quality residues, try the following:
    7 KB (1,051 words) - 18:08, 24 January 2022
  • * Areas with hydrodynamic trapping may have problems with variable [[oil quality]] due to [[biodegradation]] (see [[Petroleum destruction]]).
    3 KB (341 words) - 22:36, 31 January 2022
  • ...inferred, about cross-facies flow required when source rocks and reservoir-quality rocks are not adjacent to one another.
    6 KB (865 words) - 14:33, 6 April 2016
  • ...ce stratigraphic]] analysis. Favorable sites for deposition of [[Reservoir quality|reservoir]], [[seal]], and [[source rock]]s can be ascertained from paleoge
    3 KB (346 words) - 20:13, 4 February 2022
  • *Moderation can increase [[quality]] ...uces unreasonable delay in flagging articles (e.g., approved), decreases [[quality]] since it decreases currency
    9 KB (1,348 words) - 15:55, 6 August 2013
  • * The “Tocito marine bar play” is a halo play, targeting low-quality reservoir adjacent to the conventional Tocito oil pools that were mostly de ...Mancos Shale play” targets shales and shaly sandstones, including both low-quality reservoir rocks and Type II-III source rocks. As such, it is best described
    6 KB (985 words) - 20:14, 2 June 2021
  • ...from the processor are converted to depth. Fault slices require very high-quality data with clear, mappable fault surfaces. Both are rarely encountered.
    3 KB (373 words) - 19:06, 27 January 2022
  • ...Students Committee and were judged on their technical and written English quality.
    2 KB (293 words) - 13:02, 31 May 2022
  • ...ere the seismic data allow, [[depositional environments]], and [[Reservoir quality|rock]] and [[Petroleum reservoir fluid properties|fluid properties]] can al
    3 KB (424 words) - 14:54, 10 November 2014
  • ...ntrols the productivity of depositional facies. In some cases, [[reservoir quality]] and flow characteristics are totally controlled by diagenesis, as in [[Ka The reservoir quality of sediments is modified by diagenetic processes. Some diagenetic processes
    23 KB (3,026 words) - 20:48, 19 January 2022
  • ...nductivity|resistive]] thrust plate. It is often difficult to acquire good-quality [[seismic data]] in an overthrust area where high-velocity (high-resistivit
    3 KB (383 words) - 15:13, 31 January 2022
  • ...trap]]s, [[Seal capacity of different rock types|seal rocks]], [[Reservoir quality|reservoir rocks]], or [[source rock]]s.
    3 KB (414 words) - 17:47, 4 February 2022
  • ...a bin are summed to create a single stack trace, greatly improving signal quality.
    3 KB (426 words) - 19:05, 27 January 2022
  • ...interpretation process since the processor makes decisions affecting data quality. However, this is rarely the case because few individuals possess sufficien
    3 KB (455 words) - 22:00, 25 January 2022
  • ...history]]. This change or maturation is measured and can be combined with quality and richness data to gauge the amount of hydrocarbon generated by the organ
    3 KB (421 words) - 18:26, 9 February 2022
  • ...ted to the quality of the cuttings. Factors that adversely affect cuttings quality are summarized as follows:
    10 KB (1,482 words) - 15:25, 24 January 2022
  • ...rical leakage, but a well-maintained analog cable can gather data equal in quality to that gathered using a digital cable. ==Quality control==
    13 KB (2,015 words) - 18:24, 21 January 2022
  • ...nlap traps) or below (truncation traps) the unconformity. Seals, reservoir-quality rocks, and shows should be evaluated in terms of their relationship to the ...truncation or onlap traps on the basis of the location seal and reservoir-quality rocks.
    7 KB (977 words) - 20:39, 4 February 2022
  • ...R. Van Alstine, and D. R. Packer, 1985b, How to evaluate orientation data, quality control in technology: Oil and Gas Journal, v. 83, n. 49, p. 46–54.</ref> ==Core orientation quality==
    13 KB (1,964 words) - 20:50, 19 January 2022
  • ...is more appropriate to select a location based on technical needs or data quality rather than optimizing the economic success of the first well. Generally, t
    4 KB (545 words) - 18:52, 3 February 2022
  • ...oreline deposits|shorelines]] or [[reef]]s. Mapping thickness of reservoir-quality rocks is also useful for establishing paleogeography; thick, linear, [[dip]
    4 KB (491 words) - 14:27, 21 March 2022
  • ...tion and dissolution also change these variations and affect the reservoir quality. Hence good analytical interpretations, research, innovativeness and learnt The depositional environments are very important and determine the reservoir quality. They sandstone beds range from terrestrial to deep marine, including: Fluv
    27 KB (3,802 words) - 19:32, 9 January 2024
  • ...ing and [[thermal maturation]]. In both cases, organic matter quantity and quality are diminished. ...induration and reduces TOC and HI values. It appears that the quantity and quality of all are diminished when exposed.
    17 KB (2,472 words) - 17:39, 13 April 2022
  • ..., such as through [[Reservoir quality#compaction|compaction]], [[Reservoir quality#cementation|cementation]], and tectonic [[deformation]]. Geological heterog ...ssure]] measurements, and [[petrographic image analysis]] (see [[Reservoir quality]]). Analysis of all or most of these properties is essential for adequate r
    17 KB (2,232 words) - 21:22, 19 January 2022
  • ==Kerogen quality== ...ines [[source rock]] quality. The more oil prone a kerogen, the higher its quality. Four basic types of kerogen are found in sedimentary rocks. A single type
    17 KB (2,363 words) - 17:40, 9 February 2022
  • ...l of an oil or gas field provides unique information regarding [[reservoir quality]], reservoir homogeneity, and in some cases, the potential for [[Rock-water ...l cores]], or [[Mudlogging: drill cuttings analysis|cuttings]], but sample quality varies considerably.
    24 KB (3,264 words) - 15:09, 24 January 2022
  • * Significant differences in the quality and mode of fossil preservation
    3 KB (449 words) - 18:12, 31 January 2022
  • ...uring late tectonic movements (Guo et al., 2020). In summary, for the high quality shale interval, high porosity provides abundant pore space for shale gas st
    7 KB (985 words) - 18:54, 4 December 2023
  • ...interpreted geometry on sections and maps. Display the relative subjective quality of interpreted geometry (low, medium, high). As shown in Figure 19-1, displ
    4 KB (504 words) - 14:17, 2 February 2022
  • To increase the quality of and your confidence in positive correlations, use the following table. ...confidence level in any positive correlation increases with the amount and quality of the data and samples used in the correlation. Curiale<ref name=ch08r12 /
    9 KB (1,313 words) - 22:06, 14 February 2022
  • ...osed of one or more [[reservoir quality]] lithologies and any nonreservoir quality rock types within that same volume, as well as the fluids they contain''.}} ...ical or petrophysical properties. They may contain more than one reservoir quality lithology and they may include nonreservoir features such as shales and cem
    16 KB (2,282 words) - 20:46, 19 January 2022
  • ...decomposes in the water column and in sediments, reducing the quantity and quality (hydrogen-richness) of the organic matter preserved in rocks. Organisms att ...ht percent (wt. %). They are also evaluated by their hydrogen richness, or quality, as atomic H/C or, using Rock-Eval pyrolysis, as [[hydrogen index]] (HI), w
    12 KB (1,616 words) - 17:35, 13 April 2022
  • ...etroleum Exploration: New York, Springer-Verlag, 161 p.</ref>). Where data quality is good, hydrodynamic mapping can identify (1) structural closures that hav
    5 KB (625 words) - 15:31, 1 February 2022
  • ...o this is the selective trapping of gas- and liquid-rich phases due to the quality of the [[seal]].
    5 KB (694 words) - 15:17, 14 February 2022
  • * [[Oil quality]]
    5 KB (543 words) - 23:45, 8 January 2015
  • ...ferent lithologies and/or formations in the study area. This is an initial quality control step and is also used as input to the merging of logging runs. ...uns. This comparison of two logging measurements at the same depth aids in quality control.
    13 KB (2,094 words) - 17:42, 18 January 2022
  • ...mic record. While modern multichannel data have increased the quantity and quality of interpretable data, proper interpretation still requires that the interp ...ve seismic, well data, velocity surveys, and VSP. The data are scanned for quality and suitability. At this point, a determination can be made whether the ava
    10 KB (1,520 words) - 18:48, 21 January 2022
  • ..., well testing and simulation can be used to supplement and/or upgrade the quality of forecasts generated by production histories (see [[Production testing]]
    11 KB (1,656 words) - 18:41, 20 January 2022
  • ...s integrating geological and engineering data. Depending on the amount and quality of data available, one or more of the following methods may be used to esti ...P, OGIP, recoverable reserves. Use early in life of field. || Dependent on quality of reservoir description. Reserves estimates often high because this method
    16 KB (2,550 words) - 17:47, 21 January 2022
  • ...positional environments become important for [[Predicting reservoir system quality and performance|reservoir evaluation]]. | [[Drilling problems#Hole instability|Borehole condition]], quality control
    38 KB (5,198 words) - 22:11, 15 January 2024
  • ...t; however, numerous examples exist where the same error is made with high-quality seismic data. Hydrocarbons do not simply migrate into the crest of structur
    5 KB (785 words) - 17:04, 29 March 2022
  • | chapter = Predicting reservoir system quality and performance [[Category:Predicting reservoir system quality and performance]]
    10 KB (1,484 words) - 20:55, 4 December 2023
  • ...nd examine geologic maps and remote-sensing imagery. Finally, evaluate the quality of the outcrops.
    5 KB (730 words) - 22:36, 1 February 2022
  • * Map view of [[Reservoir quality|reservoir properties]]
    5 KB (813 words) - 19:05, 27 January 2022
  • The organic matter content and quality in the Eagle Ford varies stratigraphically primarily due to variability in ...Ford have over other oil producing regions and formations is that product quality can be targeted due to the well understood distribution of fluid properties
    10 KB (1,550 words) - 21:50, 3 March 2022
  • ...or specific applications. Coring provides the only means of obtaining high quality samples for the direct measurement of rock and reservoir properties. Cores Disposable inner core barrels have improved both core recovery and core quality. Aluminum or fiberglass inner core barrels can be substituted for conventio
    13 KB (1,885 words) - 20:49, 19 January 2022
  • ...the confidence of the explorationist. A sense of the lay-of-the-land, the quality of the outcrops, and the rigor of previous interpretations—all are critic
    5 KB (771 words) - 21:12, 1 February 2022
  • ...ds are deposited along shorelines, and they generally form extensive, high-quality reservoir systems ([[:File:M91FG191.JPG|Figure 1]]). Wave action and occasi ...tns/1994-96/data/pg/0080/0006/0800/0831.htm Holocene deposits of reservoir-quality sand along the central South Carolina coastline]: AAPG Bulletin, v. 80, no.
    18 KB (2,607 words) - 15:33, 15 January 2024
  • ...ons of the line toward areas of poorer constraint. Use symbols for varying quality of interpretation.
    5 KB (712 words) - 21:27, 2 February 2022
  • .... Bloch, and D. Hite, 1987, Depositional facies, diagenesis, and reservoir quality of Ivishak Sandstone (Sadlerochit Group), Prudhoe Bay Field (abs.), ''in''
    11 KB (1,634 words) - 16:34, 26 April 2016
  • ...s are insufficiently studied, and information concerning their size or the quality of the shale is, in many cases, lacking or, worse, greatly exaggerated.
    6 KB (893 words) - 19:01, 14 March 2016
  • ...ressure compartment. Oil and gas tend to be trapped in the first reservoir-quality rock over leak points.<ref name=ch05r12 /> Leak points form where the top s
    6 KB (828 words) - 17:57, 17 February 2022
  • ...tive [[permeability]]. Under this approach, encountering a wet, commercial-quality [[sandstone]] would not be a failure in the reservoir category, but rather ...volume of oil or [[natural gas]], and some minimum reservoir thickness and quality, must be present for an [[accumulation]] even to be ''detected'' by an oper
    22 KB (3,173 words) - 19:27, 19 January 2022
  • # Make isopach maps of individual depocenters using well data and high-quality seismic profiles calibrated to well data.
    6 KB (811 words) - 16:50, 22 February 2022
  • ...Gulf Coast and California reservoirs, are sampled in adequate detail. Data quality in wells where only sidewall cores are available can be improved by develop ...mes are measured on a second sample. Significant variations in pore system quality between samples can cause errors in fluid saturation and porosity values.<r
    14 KB (2,121 words) - 21:16, 19 January 2022
  • ...density and pressure. So that one of its uses is that it can be used as a quality control analysis.
    14 KB (2,146 words) - 19:35, 13 September 2022
  • ...arnett_shale/bs_images/bsOilGasWells.png Texas Commission on Environmental Quality]</ref>]]
    6 KB (909 words) - 19:24, 14 March 2019
  • ...in subsequent production planning. Before interpretation, tomography data quality and potential interpretation pitfalls should be evaluated. Appropriate tomo Tomography data quality should be analyzed to identify possible data-dependent limitations on inter
    14 KB (2,060 words) - 20:51, 19 January 2022
  • * The stationary phase is selected as a fine quality cellulosic paper. * It is performed to maintain product purity and quality control of various industrial productions.
    15 KB (2,280 words) - 21:00, 21 April 2022
  • ...commercial, but, because blanket reservoirs commonly have better reservoir quality than lenticular reservoirs, they may be water bearing, as discussed previou The existence of reservoirs with appropriate quality is another important aspect to consider during the reconnaissance phase. In
    34 KB (5,070 words) - 15:11, 23 August 2016
  • ...n analysis of geopressure profiles from south Texas: the search for higher quality reservoirs in the Tertiary sections of the Gulf Coast: AAPG Hedberg Researc
    6 KB (930 words) - 15:49, 30 March 2022
  • ...olume), [[hydrocarbon migration]], hydrocarbon type and quality, reservoir quality, and reservoir pressure and temperature prediction for pre–drill analysis || The quantity of good calibration data has a direct impact on the quality of the model and the reliability of predictions based on model outputs.
    38 KB (5,890 words) - 15:16, 23 August 2016
  • As a quality control device, absolute permeability calculated for water or oil should ag ...n developed recently to determine effective permeability to liquid for low quality reservoir rocks. The authors reviewed computational techniques and experime
    19 KB (2,716 words) - 19:02, 20 January 2022
  • ...marine verses the continental influence upon the reservoir continuity and quality.
    14 KB (1,899 words) - 21:03, 21 April 2022
  • ''Type 4''—Impart no positive [[reservoir quality]] but create strong reservoir anisotropy and inhomogeneity<ref name=pt06r95 ...oir on the basis of what the fracture system provides to overall reservoir quality.
    26 KB (3,674 words) - 21:21, 19 January 2022
  • ...nger the plateau shown by the capillary curve, the better is the reservoir quality of the rock (from Sneider et al).<ref>Sneider, R. M., F. H. Richardson, D. ...pressure.<ref name=Vavra /> Lower entry pressures are found in the better quality reservoir rocks, that is, those with larger pore throat diameters. A cap ro
    22 KB (3,508 words) - 20:34, 3 March 2016
  • ...d dip search window. If a lag time is found with an acceptable correlation quality factor, then the pick on the new trace is accepted and the picker moves on
    8 KB (1,155 words) - 19:12, 27 January 2022
  • ...confirms there is still room for improvement in the area of acquiring high quality, low cost core samples.
    7 KB (1,100 words) - 21:16, 19 January 2022
  • ...c data trace that bear little resemblance to each other. Variations in the quality of the well log data can have a major impact on the final synthetic display
    8 KB (1,199 words) - 13:57, 24 January 2022
  • ...icient approach to the interpretation. The results are generally of poorer quality and require significantly more effort than interpreting the data in a 3-D f
    8 KB (1,280 words) - 17:33, 25 January 2022
  • ...ment petrographic and log analyses and aid in the recognition of reservoir quality rocks.
    17 KB (2,331 words) - 20:11, 10 August 2016
  • ...scosity and asphaltenes content. Biodegradation is well known to lower the quality of crude oil resulting in lower API gravity, high sulfur and metal contents
    16 KB (2,354 words) - 18:16, 25 April 2022
  • ...high frequency content, and the phase response should be zero phase. Data quality, the mode of display, and the interpreter's experience are also clearly fac
    8 KB (1,164 words) - 20:24, 21 January 2022
  • ...grated structure map|seismic data]]. The number of horizons depends on the quality of the data and the complexity of the structural style. || Changes in struc ...or compactive changes which in turn may have a large impact on [[reservoir quality]].
    18 KB (2,422 words) - 14:21, 2 February 2022
  • Major variations in levels of [[reservoir quality]] and degrees of [[lateral]] and vertical continuity within oil and gas fie ...ould be prepared. Only components having a significant effect on reservoir quality should be profiled. In some instances, components measured separately but h
    31 KB (4,171 words) - 18:22, 21 January 2022
  • ...marily by processes that created facies changes between reservoir and seal-quality rocks. Besides deposition by sedimentary processes, this regime also includ
    10 KB (1,231 words) - 20:28, 4 January 2024
  • ...inating emissions. And on days where Wyoming's Department of Environmental Quality determines that atmospheric conditions are ripe for ozone formation, Pineda
    16 KB (2,521 words) - 17:13, 29 January 2016
  • Factors that affect the quality or presence of gas shows include mud weight and wellbore flushing, operatio ...ellbore flushing is small, problems can still occur in evaluating gas show quality if the rock's petrophysical properties are not considered. In zones of low
    18 KB (2,670 words) - 18:21, 21 January 2022
  • Analyze low-[[gravity]] oils and bitumens to determine if the poor oil quality is due to [[biodegradation]], [[maturation]] level, or source type. Water w
    8 KB (1,193 words) - 18:51, 1 February 2022
  • ...t systems during phase I is assumed to be relatively better than reservoir quality in direct systems because buoyant accumulations of oil require better poros ...prone source rock ([[:file:BasinCenteredGasFig1.jpg|Figure 1]]). Reservoir quality in indirect systems is assumed to have been better than in direct systems.
    34 KB (4,772 words) - 14:44, 12 March 2019
  • ...] data quality. Mapping [[facies]] distributions has been hindered by poor-quality [[seismic dat]]a combined with ambiguities in the geological data (e.g., [[
    17 KB (2,614 words) - 19:14, 17 January 2022
  • ...as are probably the most important. In these two delta settings, reservoir-quality rocks are often deposited in close proximity to potential [[Source rock|sou
    9 KB (1,310 words) - 19:47, 12 January 2016
  • ...1/j.1747-5457.1979.tb00699.x/abstract Relationship of facies and reservoir quality in Rotliegends desert sandstones, southern North Sea region]: Journal of Pe ...geometries. Dune sand bodies may intercalate with or pinch out into poorer quality sabkha and fluvial facies associations. Eolian environments tend to occur o
    19 KB (2,690 words) - 18:42, 1 August 2016
  • * Reservoir quality has a good table of porosity types
    22 KB (3,024 words) - 21:42, 19 December 2014
  • ...en fill, are now possible due to the complete coverage of the area by high-quality 3-D [[seismic data]]. A 3-D image of the south and central parts of the Vik ...Coward (2003<ref name=Zanellaandcoward2003 />, their figure 4.11) and high-quality [[seismic data|seismic]] images of parts of the western margin of the grabe
    23 KB (3,562 words) - 19:06, 17 January 2022
  • 11 KB (1,469 words) - 15:06, 5 January 2024
  • ...Wyoming, state and federal regulatory bodies added regulations around air quality, tank venting, and flaring.
    9 KB (1,412 words) - 21:46, 3 March 2022
  • * Gas quality: Gas is of a thermal origin and generally composed of >90% methane, <5% eth * Gas quality: Gas is interpreted to be a product of thermally cracked oil.<ref name=Lawa
    25 KB (3,445 words) - 19:01, 14 March 2016
  • ...ion of grains in sandstone with fluid. Diagenesis and tectonics affect the quality of porosity and permeability. Diagenesis affects porosity and permeability
    10 KB (1,508 words) - 15:44, 22 March 2019
  • ...g bit used for drilling is another factor that may affect the quantity and quality of cuttings recovered on surface. Drillstring rotation, mud properties and
    20 KB (2,916 words) - 21:04, 21 April 2022
  • The organic matter content and quality in the Eagle Ford varies stratigraphically primarily due to variability in
    11 KB (1,594 words) - 19:15, 8 February 2024
  • ...ervoir statistics and rock properties of the Yowlumne Sandstone. Reservoir quality decreases from the axis of the fan eastward toward the fan margin.
    13 KB (1,896 words) - 19:02, 11 March 2019
  • ...chron nor the seismic facies is mapped north of the fault due to poor data quality.
    13 KB (1,771 words) - 17:24, 5 December 2023
  • ...roduce undesirable processing artifacts related to some limitation in data quality such as poor signal to noise ratio, too coarse a spatial sampling interval,
    14 KB (2,045 words) - 20:21, 21 January 2022
  • ...98, The relationship between petroleum emplacement and carbonate reservoir quality: Examples from Abu Dhabi and the Amu Darya Basin: Marine and Petroleum Geol ...n tidal channel sediments. Supratidal sediments show the poorest reservoir quality and are typically barriers to vertical flow.<ref name=Shinn /> In arid envi
    38 KB (5,571 words) - 15:31, 16 January 2024
  • ...Li, M. D. Raven, and D. N. Dewhurst, 2020, Thermal maturity and reservoir quality of the Velkerri Formation, Beetaloo Sub-basin, Northern Territory: The APPE
    11 KB (1,597 words) - 15:02, 9 January 2024
  • | Oil quality and source
    14 KB (2,013 words) - 16:48, 20 January 2022
  • ...sian Gulf, overdolomitizaton has no significant influence on the reservoir quality (Tavakoli and Jamalian, 2019). Hence, dolomite presence can enhance, impede ...igin and Sources of Minerals and Their Impact on the Hydrocarbon Reservoir Quality of the Paleogene Lulehe Formation in the Eboliang Area, Northern Qaidam Bas
    38 KB (4,996 words) - 21:07, 21 April 2022
  • ...>Davies, D. K., B. P. J. Williams, and R. K. Vessell, 1993, Dimensions and quality of reservoirs originating in low and high sinuosity channel systems, Lower
    13 KB (1,859 words) - 21:29, 12 March 2019

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