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The AAPG/Datapages Combined Publications Database
Showing 1,747 Results. Searched 200,619 documents.
Methods for Reconstructing Subsurface Pressure Regimes in an Unconventional Play as an Indicator of Well Performance in the Delaware Basin
Evan Kelly, Matt Laughland, Mriganko Sarkar, Donny Loughry
Unconventional Resources Technology Conference (URTEC)
... compares the actual sonic transit time of a shale to the sonic transit time of a baseline shale compaction trend to measure the degree of undercompaction...
2017
Characterization of Sub-Log Scale Variability in Mudstones and the Effects of Variable Sampling Scales on High Resolution Models; Examples From Bone Spring Formation, West Texas
Austin Morrell, Santhosh Narasimhan, Harry Rowe, Pukar Mainali
Unconventional Resources Technology Conference (URTEC)
... the lower Permian. Figure 2: Gamma ray log (GR), synthetic gamma ray curve which is uranium stripped (Syn GR-U), the interval transit time (DT), bulk...
2017
Borehole Image Tool Design, Value of Information, and Tool Selection
Javier O. Lagraba P., Steven M. Hansen, Mirano Spalburg, Mohammed Helmy
AAPG Special Volumes
... at different frequencies for variations in resolution. From each reflected pulse, the reflected amplitude and interval transit time (from the tool...
2010
Nature of Clay Minerals and Shale: Chapter 2
George B. Asquith
AAPG Special Volumes
... to or greater than the reservoir's matrix density (Quartz = 2.65 g/cc). The low velocity of clay is recorded on the sonic log by a high interval transit...
1990
Basic Open Hole Tools: Part 4. Wireline Methods
Mark W. Alberty
AAPG Special Volumes
... the inverse of velocity, called the interval transit time or delta t (t). A number of empirical relationships have been developed to relate compressional...
1992
Carbonate Reservoir Models: Facies, Diagenesis, and Flow Characterization: Part 6. Geological Methods
F. Jerry Lucia
AAPG Special Volumes
...------------------------ calculations from wireline logs and on the acoustic transit time. Touching vug pore systems dominate fluid flow and override...
1992
Preliminary Evaluations Applicable to Predicting the Probability of Occurrence for Compaction and Subsidence Resulting from Fluid Withdrawal in Unconsolidated Shallow Sands: Section VI. Recovery
F. E. Ashford, Y. Ghoniem
AAPG Special Volumes
... a transit time-depth plot or a void ratio-stress relationship, the maximum burial depth of the selected reservoir may be determined. This depth may or may...
1987
Extended Abstract: Role And Contribution Of Pressure Regime Evaluation In Well Planning And Formation Evaluation Process, Zeit Bay Field - Gulf Of Suez, Egypt , #90099 (2009)
Saber Moustafa Selim, Khaled Mohamed Abdallah, Bassem El-Sayed El-Badawy
Search and Discovery.com
... Geopressure indicator as Interval Transit Time (Dt) is usually increased with depth in constant Clay intervals due to the increase in the porosity...
2009
Petrophysical Study of Shale Gas Potential from the Permian Roseneath and Murteree Formations in the Cooper Basin, Australia, #50966 (2014)
Quaid Khan Jadoon
Search and Discovery.com
... (DT) is the measured transit time in μsec/ft, resistivity baseline (RESDB) is the resistivity corresponding to the sonic baseline (DTB) value when...
2014
Shale Gas Reservoir Characterization Workflows, #80379 (2014)
Satinder Chopra, Ritesh Kumar Sharma, and Kurt J. Marfurt
Search and Discovery.com
... the ΔlogR technique for measuring TOC in shale gas formations, which are valid over a wide range of maturities. In this technique, the transit time curve...
2014
From Nanopore to Seismic Scale: the Role of Organic Matter in Vaca Muerta Shale Oil Productivity and Sweet Spot Prediction in Rincón de Aranda Block, #42011 (2017).
Denis Marchal, A. Perez Mazas, C. Naides, F. Sattler, J. Erlicher, G. Kohler, E. Nigro, S. Sommacal, A. Fogden
Search and Discovery.com
... wells and calculated a TOC-DT function. Using neuronal network and multiatribute workflow, we applied this function to the Transit Time cube calculated...
2017
Integrated Seismic-Log-Core-Test Fracture Characterization, Barra Velha Formation, Pre-salt of Santos Basin; #42425 (2019)
Rodrigo S.M. Correa, Carlos E.L. Pereira, Flavio A.S. Cruz, Stella N.D. Lisboa, Mario P.A. Junior, Bruno R.B.M. Carvalho, Victor H.P. Souza, Cesar H.A. Rocha, Fernanda G. Araujo
Search and Discovery.com
... interpretation; B) Acoustic image logs showing fracture and dissolution features (white: low transit time; black: high transit time); C) Image log fracture...
2019
Geological and Mineral Exploration in Saskatchewan: A Précis of Its History to 1970
W. O. Kupsch
Saskatchewan Geological Society
... commences a survey of Lake Athabasca for the G.S.C., using transit and stadia checked by means of astronomic readings. This survey was to be completed...
1973
Quantitative Modeling of the Evolution and Geometry of Incised Valleys
John Martin, Alessandro Cantelli, Chris Paola, Michael Blum, Matthew Wolinsky
Journal of Sedimentary Research (SEPM)
... satellite imagery, digital elevation models, published geologic maps, and the literature: (1) the Colorado, Brazos, and Trinity Rivers along the Texas...
2011
An Integrated Approach to Determining 4D Stress Development at Castle Cove
Hugo B. Burgin, Khalid Amrouch, Philippe Robion, David Kulikowski
Australian Petroleum Production & Exploration Association (APPEA) Journal
... patterns along with the location of Castle Cove. (b) A satellite image (Map data: Google Earth, CNES/Airbus 201) of Castle Cove (38 470 03.6500 S, 143...
2019
Sedimentology of the Mungaroo Formation in the Echo-Yodel Field: A Borehole Image Perspective
A. A. Bal, J. D. Prosser, T. J. Magee
Petroleum Exploration Society of Australia (PESA)
... within production licences WA-23-L and WA-24-L. The field was tied back to existing processing facilities at Goodwyn in 2001 using a subsea satellite...
2002
Sedimentary geochemistry of deepwater slope deposits in southern Lake Tanganyika (East Africa): Effects of upwelling and minor lake level oscillations
Michael M. McGlue, Geoffrey S. Ellis, McKenzie A. Brannon, Jennifer C. Latimer, Jeffery R. Stone, Sarah J. Ivory, Neema E. Mganza, Michael J. Soreghan, Christopher A. Scholz
Journal of Sedimentary Research (SEPM)
... approximately west–east. The gradient of the ramp is ∼ 5.3°, assuming a velocity of 1500 m/s in lake water. B) Location map (Sentinel-2 multi-spectral satellite...
2022
Early Cretaceous continental-scale sediment dispersal: towards resolving the McMurray Conundrum
Abdullah M. Wahbi, Michael D. Blum, Bogdan L. Varban, B. Joan Carter
Journal of Sedimentary Research (SEPM)
... in modern environments. These include predictable downstream morphological and sedimentary transformations as river channels transit through the normal...
2025
Design and Function of Oil and Gas Traps
W. H. Roberts
AAPG Special Volumes
... River drainage basin, Canada: Water Resources Research Jour., v. 5, p. 1395-1403. Hodgson, G. W., 1978, Origin of petroleum: in-transit conversion...
1980
Sequence-stratigraphic analysis of Eocene clastic foreland basin deposits in central Lake Maracaibo using high-resolution well correlation and 3-D seismic data
Alejandro Escalona, Paul Mann
AAPG Bulletin
... as recorded by the caliper log for most of the upper Eocene interval and by small variations on transit time (t) observed in the sonic log that results...
2006
Abstract of 2006 AAPG/GSTT Hedberg Conference
Search and Discovery.com
N/A
The Eocene and Oligocene Paleo-Ecology and Paleo-Geography of Whale Valley and the Fayoum Basins: Implications for Hydrocarbon Exploration in the Nile Delta and Eco-Tourism in the Greater Fayoum Basin, #10030
John Dolson, Ahmed El Barkooky, Fred Wehr, Philip D Gingerich, Nina Prochazka, Mark Shann
Search and Discovery.com
..., 1905). Working on camel back and foot, the early maps of Beadnell actually contained navigation units in “camel hours” but were surprisingly...
2002
Origins of overpressure in the central Xihu depression of the East China Sea shelf basin
Jun Li, Jingzhou Zhao, Zhiqiang Hou, Shuping Zhang, and Mengna Chen
AAPG Bulletin
... transit time at the target layer (in μs/m, Δt is the measured interval transit time at the target layer in μs/m, and n is the dimensionless Eaton exponent...
2021
Anatomy of A Shoreline Regression: Implications For the High-Resolution Stratigraphic Architecture of Deltas
R. Bruce Ainsworth,, Boyan K. Vakarelov,,† James A. MacEachern, Franklin Rarity, Tessa I. Lane, Rachel A. Nanson
Journal of Sedimentary Research (SEPM)
... transgressive transit of a shoreline across a clastic shelf generates the standard reservoir flow unit in most marginal to shallow marine hydrocarbon...
2017
Geological Calibration Attempt of Side-Looking Sonar, North Shore of Minas Basin, Nova Scotia
John E. Sanders
Atlantic Geology
..., frequencies used in echo sounders range from 12 to 200 kc/sec. Position of the towing boat was determined by transit sights from shore stations which...
1966