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The AAPG/Datapages Combined Publications Database
Showing 8,928 Results. Searched 200,630 documents.
Using Remote Sensing Data to Find and Illustrate an Oil and Gas Prospect, #41743 (2015).
Robert Olson
Search and Discovery.com
... signal determination is not 100% because false positives do occur. A good way to reduce oil or gas false positives is to record enough data to find...
2015
Preliminary Structural Interpretation of the Mahato-Mandian Block, Central Sumatra Basin, Indonesia, Using Side-Looking Radar Data
Aderbal C. Correa
Indonesian Petroleum Association
... the terrain, some of it is reradiated (backscattered) towards the antenna. The transmitted signal travels at the velocity of light (3 × 108 meters per...
1981
Reservoir Characterization and Estimation of Remaining Oil Saturation using NMR logs for Optimizing a CO2 Flood: A Pilot Study
Sandeep Ramakrishna, Eric Murphy, Ron Balliet, Lonnie Sullivan, Kathleen Barclay, Raymond Schutte
West Texas Geological Society
... an additional echo train is acquired using the longer echo spacing. For the longer TE acquisition measurement, the decay of water signal is much...
2011
Hydraulic Fracture Characterization Using Continuous Wavelet Transform for Treating Pressure, Calibrated with Fiber Optics Data
Mohamed A. Gabry, Amr Ramadan, Mohamed Y. Soliman
Unconventional Resources Technology Conference (URTEC)
... and geometry. In parallel, wavelet transform methods have emerged as powerful tools for pressure signal analysis in well testing and fracture...
2025
In-Situ Quantification of Adsorbed Gas in Coals Using Stimulated Diffusion Magnetic Resonance Measurements
Benjamin Birt, Keelan O’Neill, Timothy Hopper, Rachael Ilett
Unconventional Resources Technology Conference (URTEC)
... sequence repeated to achieve the necessary signal-to-noise ratio. A series of stationary NMR measurements were performed on several coal seams in two core...
2019
Steps for Improving the Utility of Land Seismic Data for Unconventional Reservoirs
Christof Stork
Unconventional Resources Technology Conference (URTEC)
... one is more of a signal enhancement approach that effectively lets the predominance of one type of energy “overrule and vote out” a different type...
2018
Detection of Astronomical Cycles in the Stratigraphic Record by Frequency Modulation (Fm) Analysis
Linda A. Hinnov , Jeffrey Park
Journal of Sedimentary Research (SEPM)
... signal comparable to the precession. Separate analysis of the limestones and shales suggests that the limestones were deposited during times of decreasing...
1998
Mapping Stratigraphic Traps with Electrical Transients
Jamil Azad
CSPG Bulletin
...; the receiver dipole is linked to detecting instruments. Figure 1 illustrates the system diagrammatically and also shows the shape of the input signal...
1977
Fiber Optic Sensing-Based Production Logging Methods for Low-Rate Oil Producers
Ge Jin, Kyle Friehauf, Baishali Roy, Jesse J. Constantine, Herbert W. Swan, Kyle R. Krueger, Kevin T. Raterman
Unconventional Resources Technology Conference (URTEC)
... a novel method that uses low-frequency DAS signal (LFDAS) to measure borehole flow velocities. LFDAS signal is highly sensitive to small temperature...
2019
Increasing The Resolution of Seismic Imaging With Spectral Blueing, Spectral Decomposition RGB And HSV Blending to Delineate The Fluvial Facies on Fluvio Deltaic Environment
Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria
Indonesian Petroleum Association
... by maximizing the potential of the spectrum it has. After the spectral enhancement is done, spectral decomposition is applied which, is useful...
2022
Characterization of the Repressurization Impact on Fracture Preferential Paths through Multi-layer Fracture Driven Interactions Analysis
Hemali Patel, Zachary Morton, Agustin Garbino, Geraldine Haas, Vincent Artus, Scott Miller
Unconventional Resources Technology Conference (URTEC)
... on the parent wells during each treatment stage in the child well. Signal classification, the volume to first response and the pressure magnitude of each FDI...
2025
ABSTRACT: Progress In Microscopy For Users In Organic Petrography
H. Behl
The Society for Organic Petrology (TSOP)
... on international ASTM/ DIN/ ISO regulations the method requires a microscope photometer like the SpectraVision PMT, using a photomultiplier for the signal detection...
2014
The Same Principle as in Borehole Logging
Halfdan Carstens
GEO ExPro Magazine
... by a receiver placed on the sea bed it is now possible to "view" the reservoir from above and not just from an instrument in a borehole. The signal used in well...
2004
Abstract: The Cement Bond Log, A Sonic Method for Analyzing the Quality of Cementation of Borehole Casings
M. Grosmangin, F. P. Kokesh, and P. Majani
Houston Geological Society Bulletin
... from the source. The amplitude of the detected pulse is measured and the resulting signal is transmitted to the surface where it is recorded versus...
1960
ABSTRACT: 2D multicomponent adaptive focused beam migration
Chao Chen, Zhenchun Li, Jianping Huang
Geological Society of Trinidad & Tobago
..., enhance the amplitude of middle and deep layers, improve the signal-to-noise ratio, and make the migration results clean and clear. The model test...
2022
Dutch Slough Gas Field Contra, Costa County, California
R. D. Reedy
Pacific Section of AAPG
...Dutch Slough Gas Field Contra, Costa County, California R. D. Reedy 1965 16 19 Dutch Slough Gas Field, discovered in October 1963, by Signal Oil...
1965
Stream Icings in Alaska - Abstract
Kenneson G. Dean
Alaska Geological Society
... engineering problems for pipelines, roadways, buildings and other structures in the Arctic and subarctic. Icings also signal groundwater seeps or springs...
1987
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