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The AAPG/Datapages Combined Publications Database
Showing 8,949 Results. Searched 201,044 documents.
Shetland Rocks! Improved Sub-Basalt Structural Imaging
Bent Baumbach, TGS
GEO ExPro Magazine
... and enhancement of low frequency signal • Noise Attenuation in multiple domains • Full Sequence Migration Velocity Analysis Careful attention to the preservation...
2010
High Resolution Interpretation in the Llanos Basin, Colombia
Germán Rodriguez, Hermes Garzón, Jaime A. Stein, Scott Humphrey, Guillermo Fajardo
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... in the signal, (Smith et.al. first break volume 26, June 2008). Harmonics are integer multiples of a fundamental frequency while sub-harmonics are integer...
2009
Using Seismic Inversion to Calibrate Data Conditioning Processes: Abstract
Kevin Darke, Brian Broussard, Victor Young On, Sean Cardinez, Peter Watterson
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... characterization project can be successfully executed even in areas of very challenging seismic with a low signal to noise ratio, applicable to the Sub Andean...
2009
Multi-Channel Telemeter for Combined Geophysical Investigation of Wells
Ya. Ye. Belen’kiy, V. N. Mikhaylovskiy, A. N. Svenson
Petroleum Geology: A Digest of Russian Literature
... a kenetron 8. Receiver (Figure 2). The frequency modulated signal is filtered by the filter 1 from the input current of 400 hertz and is boosted by a four...
1959
Wave Equation Shot Migration as a Ground Roll Filter.
Francisco Ortigosa, Pedro Muñoz
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... models show that this approach depends on the “Signal to Coherent-noise Ratio” of the data. The value of this point is scaled (multiplied...
2008
Abstract: Where Are The Experts?
Carl H. Savit
Earth Science Bulletin (WGA)
... tasks. In fifty years, we have improved our signal-to-noise ratio more than a hundred fold. These trends continue today at an accelerating pace...
1984
Signal Peak Field
Debra Rutan, Steve Harrell
West Texas Geological Society
...Signal Peak Field Debra Rutan, Steve Harrell 2005 113 117 General Field Information Field Location: Blocks 30 and 31, T1S, T&P Survey, Howard...
2005
ABSTRACT: Seismic Acquisition with Q-Land Technology, Better Seismic Resolution from Single Sensors: First Project in Mexico
Rodolfo Rocha-Ruíz, Timothy Bunting, Roberto L. Parrado
GCAGS Transactions
... how the fidelity of the seismic signal is preserved from the accelerometer's single sensor data, avoiding the averages of the conventional string...
2011
ABSTRACT: Reverse Time Migration Using CRS Shot Gathers
Alfredo Caballero, Rodolfo Ballesteros, Eliakim Schuenemann, Ekkehard Tessmer, Humberto Salazar
GCAGS Transactions
...) technique was previously used for an enhancement of seismic prestack data, providing so-called CRS gathers with regularized common mid-point CMP and offset...
2011
ABSTRACT: High Resolution Surface/Subsurface Correlation of Late Mississippian Carbonate Sequences in The Appalachian Basin
Aus Al-Tawil and J. Fred Read
The Society for Organic Petrology (TSOP)
... resolution correlation into the subsurface. Clay-draped paleosols, redbeds, and shale markers give a distinctive signal on the welllogs, which allows...
1997
Abstract: Slant-Wave Stack, by Jon F. Claerbout, Philip S. Schultz, Raul Estevez; #90976 (1976).
Search and Discovery.com
1976
ABSTRACT: Rocky Mountain Natural Gas Market Price Dynamics
Scott Moore
Rocky Mountain Association of Geologists
... time. However, it has taken this strong price signal to justify the cost of accelerating the transformation of the resource base into flowing gas...
2006
ABSTRACT: Acquiring Seismic Data In An Era Of Resource Plays And Increasing Energy Prices
Stuart Wright
Rocky Mountain Association of Geologists
.... These tools can be deployed in ways that preserve high frequency signal while simultaneously characterizing source-generated noise for its subsequent...
2006
Abstract: Design of High-Frequency-Resolution Airgun Array, by T. A. Marty; #90976 (1976).
Search and Discovery.com
1976
Finite Difference Modeling: Part II: How to clean numeric time dispersion
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... dispersion implies that the higher frequency components of the signal propagate at the wrong speed. Here we show how the Fourier transform can be used...
2018
Abstract: A 3-Dimensional Reflection Seismic Survey Over the Dollarhide Field, Andrews County, Texas
Michael T. Reblin
Houston Geological Society Bulletin
... of signal separation. Conventional data processing techniques are applied to the data volume plus 3-D DMO. 3-D migration then produces the data volume...
1992
Abstract: Unlocking Hidden Plays in and Around Sarawak with FTG Gravity Data
Colm Murphy, Mohd Idrus Ismail, Hamdan Mohamad
Southeast Asia Petroleum Exploration Society (SEAPEX)
... geological complexity, from the presence of basins to a shallowing basement. Balingian carbonates are less expressive and the FTG signal changes...
2018
Real-time downhole monitoring using DAS: Leak-induced vibrations
Aurlien Cherubini, Simon Richard, Gatan Calbris, Camille Jestin, Vincent Lanticq
International Meeting for Applied Geoscience and Energy (IMAGE)
... observe high amplitude signals around 3600m depth (packer region) in the frequency range 100-600 Hz. The signal amplitude is low or close to zero below...
2022
Abstract: CSEM Response in a Gas Hydrate Stability Zone
Allan Filipov, Raghava Tharimela
Southeast Asia Petroleum Exploration Society (SEAPEX)
... electromagnetic signal into the subsurface that can illuminate targets through more than 4 km of rock. The receivers record refracted EM energy from...
2019
The Fractal Clustering of Petrophysical Logs and Applications using Artificial Intelligence
Lewis Matthews
West Texas Geological Society
... is frequently able to detect a change in the structure of the petrophysical signal. Moreover, using a change in fractal dimension to characterize tool response...
2016
Abstract: Post-stack attribute-based fracture characterization: A case study from the Permian Basin
Joseph P. Dominguez
West Texas Geological Society
... project in the United States. Detection and mapping of fractures in migrated post-stack 3D seismic data depend on the resolution and signal-to-noise...
2017
Memorial: Leo George Keppler (1890-1971)
J. E. Keppler
AAPG Non-Technical and Memorials
... to 1935, he divided his time between the Signal Oil Company and the Coralena Oil Company of Tulsa. He is credited with the discovery of the prolific...
1971
Abstract: Wave-Equation Migration--Two Approaches, by K. Larner, L. Hatton; #90968 (1977).
Search and Discovery.com
1977
Abstract: Surficial pop-ups as geological indicators of major seismicity in eastern North America
J. L. Wallach, J. R. Bowlby, G. H. McFall, D. A. McKay, A. A. Mohajer
Atlantic Geology
.... This, and the presence of pop-ups in several known seismically active areas, suggests that pop-ups may signal areas subject to a greater seismic hazard than...
1991
Seismic Foldout: Revealing a Promising New Play Concept in the Salar Basin, Offshore Canada
Yermek Balabekov, Susana Tierrablanca, Sriram Arasanipalai, Nizar Chemingui, PGS
GEO ExPro Magazine
... its internal heterogeneity and estimate exploration risk. In this example, low relative density may signal good reservoir quality and possible...
2023