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The AAPG/Datapages Combined Publications Database
Showing 33,076 Results. Searched 195,452 documents.
Recent Developments in Gravity Prospecting on Gulf Coast
Olaf F. Sundt
AAPG Bulletin
... of permits for work on the southeast necessitated interpolation of isogams over large distances in order to effect the necessary closures. Averaging...
1935
Measurement and Error in Regional Stratigraphic Analysis
W. C. Krumbein
Journal of Sedimentary Research (SEPM)
... is to formalize recognition and evaluation of errors that may occur in facies maps. The effect of errors of measurement and of judgment tends to become...
1958
Seismic Anisotropic Fracture Characterization using Azimuthal Amplitude versus Angle (AVAZ) Combined with Azimuthal Frequency versus Angle (FVAZ)
Salah El Din R Mahmoud, Hassan Al-Marzooqi, Maryam Alqaydi, Amna Alharthi, Muhammad Z. Baig, Abdulla A. Al-Hashmi
Unconventional Resources Technology Conference (URTEC)
...Seismic Anisotropic Fracture Characterization using Azimuthal Amplitude versus Angle (AVAZ) Combined with Azimuthal Frequency versus Angle (FVAZ...
2022
A Gravity and Magnetic Survey of the Ute Mountain Ute Indian Reservation, Colorado and New Mexico
Michael W. Webring, Gerda A. Abrams
Utah Geological Association
... sea level at the approximate location of the Moho and its effect calculated at the average elevation of the reservation. This technique is equivalent...
1996
Regional Gravity Survey of the Caledonia Highlands Area of Southern New Brunswick
Kenneth B. S. Burke
Atlantic Geology
... and increasing the station density in other areas. However, as the study progressed, it was found that large elevation and tie-in errors were contained...
1976
Refraction Statics, A Comparison Among Processing Contractors
Bambang Sudewo
Indonesian Petroleum Association
... this processor's refraction statics routine. It built time-distance plot for station locations as shot locations as well as geophone location, so more statistics...
1985
Microearthquake Studies Across the Basin and Range-Colorado Plateau Transition in Central Utah
Mary E. McKee, Walter J. Arabasz
Utah Geological Association
...) technique (e.g., Dewey, 1979) to improve the relative location of events. A major advantage of the JHD technique is that station adjustments are calculated...
1982
Normal Geothermal Gradient in United States
C. E. Van Orstrand
AAPG Bulletin
... the values of the excess of soil temperature over air temperature and the annual mean temperature of the air at the station are known more accurately...
1935
Crustal Structure Study on Gulf Coast of Texas
A. L. Hales , C. E. Helsley , J. B. Nation
AAPG Bulletin
... are shown relative to station L4 an the station residuals relative to shot 515. The standard errors also are indicated. On land the reduced travel time...
1970
EXTENDED ABSTRACT: Stuart City Margin Architectural Variability and the Effect of Regional Structural Heterogeneity
Ryan M. Phelps, Charles Kerans, Lowell Waite, Chris Zahm
GCAGS Transactions
... that the terminal location of the underlying Sligo reef (Aptian) caused variations in the dip angle of Stuart City clinoforms, leading to lower-angle progradational...
2010
Determination of Density from Seismic Data; #42456 (2019)
Ritesh Kumar Sharma, Satinder Chopra
Search and Discovery.com
... as it is supposed to represent the ground truth, but it is only available at the location of boreholes. Estimating density from seismic data is thus a desirable goal...
2019
Sea-Level Rise and Subsidence in Louisiana and the Gulf of Mexico
Karen E. Ramsey, Shea Penland
GCAGS Transactions
... Station, Technical Report 3 - 483. Kosters, E., 1989, Organic-clastic Facies Relationships and Chronostratigraphy of the Barataria Interlobe Basin...
1989
The Stratigraphy and Structure of the Vendom Fiord Area1
Peter Mcgill
CSPG Bulletin
... in relation to the eastern Arctic Islands. End_Page 362------------------------ Figure 2. Location map showing outcrop sections and lines...
1974
Contemporary Seismicity and Tectonics of the Northern and Central Coast Ranges-Sierran Block Boundary Zone, California
Ivan G. Wong, Richard W. Ely, Auriel C. Kollmann
Pacific Section of AAPG
... of the epicentral location. The nearest station for half of the events was at least 20 km away. The computed focal depths were shallow, less than 2 km, for several...
1992
Geomechanical modeling of an extensional fault-propagation fold: Big Brushy Canyon monocline, Sierra Del Carmen, Texas
Kevin J. Smart, David A. Ferrill, Alan P. Morris, Barron J. Bichon, David S. Riha, Luc Huyse
AAPG Bulletin
... at one location (station 76), the northeast-striking fractures have anomalously low dip (52) compared to the rest of the study area. The highest...
2010
Ebb-Tidal Delta Morphology and Sediment Supply in Relation to Seasonal Wave Energy Flux, North Inlet, South Carolina
Robert J. Finley
Journal of Sedimentary Research (SEPM)
... by the longshore energy flux factor (P1s). Four stations were monitored, two on either side of the inlet, and the station just downdrift of the inlet...
1978
SEISMOLOGICAL STUDY OF THE CARACAS EARTHQUAKE OF 15 APRIL, 1960 AND PROBLEMS OF EARTHQUAKE PREDICTION
Günther Fiedler
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
...n of the azimuth, that is the angle between North, the seismic station and the focus, was made by the determination of the direction of the first oscillatio...
1960
Simulation of Recovery Losses due to Positional Errors in Wellbore Placement
Stefan Maus, Jarrod S. DeVerse
Unconventional Resources Technology Conference (URTEC)
... Referencing (IFR) and multi-station analysis (MSA). This reduces the survey errors, thus improving the accuracy of the wellbore placement (Maus and DeVerse...
2016
Gravity Survey of the Guffey Volcanic Center, Thirtynine Mile Volcanic Field, Park County, Colorado
Gregory A. Wimpey, Mark Andrew Tinker
Bulletin of South Texas Geological Society
... to achieve an overall accuracy of better than 0.1 mGal, and it was necessary to survey each gravity station. We employed a Lietz SET4 Total Station...
1991
Analysis of global navigation satellite system data along the Southern Gas Corridor and estimate of the expected displacements
Giuliana Rossi, Riccardo Caputo, David Zuliani, Paolo Fabris, Massimiliano Maggini, and Panagiotis Karvelis
Environmental Geosciences (DEG)
... of the route showing the global positioning system velocities (black arrows) and relative errors (ellipses). Location map in Figure 1. The yellow...
2020
Geophysical Contributions to the COASTPLAN Project, Lae Area, Papua New Guinea, 1998
John Milsom
Geological Society of Malaysia (GSM)
... the assumption that the 1998 Nadzab base was at the same height as the Abers and McCaffrey (1994) gravity station. The additional errors in the elevations...
1999
Measurement Environments Effect on DTS Surveys: A Case Study on Fiber Cable-Wellbore Coupling
Kagan Kutun, Ge Jin, Jennifer L. Miskimins
Unconventional Resources Technology Conference (URTEC)
... of Figure 2, and the possible causes of the thermal coupling effect can be speculated as (1) the varying annular cable location within the radial cross...
2021
Isostatic Gravity Map of the Eastern Caribbean Region
Sam A. Bush, Patricia A. Bush
GCAGS Transactions
...------------------------ Table I. Principal facts at gravity stations. End_Page 282------------------------ Figure 1. Location and generalized...
1969
Applications of a Novel Hybrid Model for Unconventional Reservoirs
Joseph A. Ayoub, Brian Blakey, S Krishnamurthy, R.K.M. Thambynayagam
Unconventional Resources Technology Conference (URTEC)
... simulation results of horizontal wells intersecting multiple orthogonal hydraulic fractures. The new model is then used to show the effect of angle between...
2018
Application of horizontal wells in three-dimensional shale reservoir modeling: A case study of Longmaxi–Wufeng shale in Fuling gas field, Sichuan Basin
Guochang Wang, Shengxiang Long, Yiwen Ju, Cheng Huang, and Yongmin Peng
AAPG Bulletin
... (2016) studied the effect of trajectory data errors on well locations in the Upper Cretaceous Eagle Ford Shale in the Permian Basin of Texas...
2018