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The AAPG/Datapages Combined Publications Database
Showing 8,929 Results. Searched 200,635 documents.
Use of advanced NMR measurements to estimate key subsurface properties of organic rich shales: the case of the Vaca Muerta formation
Anton Nikitin, Alexei A. Savitski, Patricio Fita, Ruben Dominguez
Unconventional Resources Technology Conference (URTEC)
..., allows to quantify the volume of fluid occupying the microfracture network and the NMR signal corresponding to such fluid. The use of H2O-D2O exchange...
2025
Depth Imaging Coil Data: Multi Azimuthal Tomographic Earth Model Building and Imaging of Tulip (Paper A15)
S. Chen, M. Buia, L. Livraghi, M. Bakhrudin, M. Tham, M. Bayly, S. Ng, O. Zdraveva
Geological Society of Malaysia (GSM)
..., very low signal-to-noise ratio (S/N). With conventional narrow azimuth marine acquisition, this results in poor imaging and poor illumination...
2012
Marine CSEM with a Novel Towed Acqusition System (Paper A4)
F. L. Engelmark, J. Mattsson, J. Linfoot
Geological Society of Malaysia (GSM)
...) and by Jurgen et al. (2009). The receivers contain all the signal recording equipment together with very accurate clocks. When the survey...
2012
ABSTRACT 4D Seismic Monitoring of CO2: Practical Considerations, #90103 (2010)
David Lumley
Search and Discovery.com
... of the reservoir rocks saturated with CO2-fluid mixtures after injection, determine the strength of the 4D seismic signal. The quality of the seismic data...
2010
Abstract: A Tour of High Resolution Transforms; #90171 (2013)
Mauricio D. Sacchi
Search and Discovery.com
..., and in addition, to increase focusing in the transform domain. This simple idea gave rise to various methods for signal enhancement and signal reconstruction...
2013
Abstract: Improving the Statics Solution through De-migration: A Canadian Foothills A-PSDM Case History; #90172 (2014)
Jiwu Lin, Sylvestre Charles, Josef Heim
Search and Discovery.com
... structures and a very poor signal to noise ratio in some areas of the data. The de-migration of the PSTM stack volume provided us with greatly improved...
2014
Abstract: Can Interpolation Help Reduce Acquisition Costs? A Case Study; #90187 (2014)
Ye Zheng, Balazs Nemeth, Christian Escalante, Andrea Crook, Keith Millis, and Laurie Ross
Search and Discovery.com
... acquisition footprints and increase signal-to-noise ratio of final images. Introduction Prestack trace interpolation in 5D domain has been widely...
2014
Demonstrating the Full Potential of Controlled-Source Electromagnetic Surveying (CSEM) Technology for Hydrocarbon Exploration: A Case Study of a Deep Gas Discovery from the Upper Cretaceous of the Norwegian Sea
Jonny Hesthammer, Alexandre Verechtchaguine, Roy Davies, Peter Gelting, Mikhail Boulaenko and Torolf Wedberg
Search and Discovery.com
... 0.0008333 Geological complexity • Geological complexity and ”airwave” can hide signal from hydrocarbons Normalised response + 0 - Energy from...
Unknown
Sub-Basalt Geology, Deepwater Offshore India; #41008 (2012)
Roberto Fainstein, Rajesh Kalra, S. Chandrashekkar, and C. Visweswara Rao
Search and Discovery.com
.... Measuring upcoming wavefield (signal), but also reflected downgoing wavefield (opposite polarity) and interfere – sometimes constructive at certain...
2012
Shock Filter: A Powerful Tool to Map Basement Blocks and Faults in the Peace River Arch of Alberta Based on Magnetic Signatures, #41293 (2014)
Hassan H. Hassan, Janine Weber
Search and Discovery.com
... strong discontinuities at magnetic edges, and within a region of similar magnetic signature the filtered signal becomes flat. Therefore, shock filtering...
2014
Experiences with Dual-Sensor Towed Streamer Acquisition and Imaging in the Eastern Mediterranean, #41831 (2016).
Martin Widmaier, Oystein Lie
Search and Discovery.com
... deeper. The signal-to-noise ratio is improved by deeper tow, especially at the low frequency end of the seismic bandwidth. Improved low frequency content...
2016
Determination of Density from Seismic Data; #42456 (2019)
Ritesh Kumar Sharma, Satinder Chopra
Search and Discovery.com
... errors, as well as the noise prevalent on the far offsets in prestack data that may be taken to be signal. Generating Velocity Models...
2019
Integrated Seismic Processing Challenges in Karstified Terrain of Papua New Guinea Fold Belt, #42521 (2020).
Subhash Chandra, Michael Szczepaniak, Patrick Haltmeier,
Search and Discovery.com
... data acquired in the PNG Highlands is amongst the most difficult in the world to process. A primary reason for this is that the signal-to-noise ratio...
2020
Chemostratigraphic Proxy Records: Forward Modeling the Effects of Unconformities, Variable Sediment Accumulation Rates, and Sampling-Interval Bias
Paul M. Myrow, John P. Grotzinger
Special Publications of SEPM
... of chemostratigraphic curves preserved in the rock record The method assumes that a primary signal say secular variations in the chemical composition...
2000
Data Enhancement from a 486-Channel Streamer
Bill Dragoset, Ken Larner
Pacific Section of AAPG
...Data Enhancement from a 486-Channel Streamer Bill Dragoset, Ken Larner 1980 1 10 Foster, M. R. and Guinzy, N. J., 1967, The coefficient of coherence...
1980
Comparison of Seismic Reconvolution and Gabor Deconvolution in Improving Seismic Images to Detect Local Fluid Trapping
Madaniya Oktariena, Wahyu Triyoso
Indonesian Petroleum Association
... the Seismic Reconvolution method widely popular to use as a preliminary process because of its simplicity in improving seismic resolution. The enhancement...
2016
Confirming Reservoir Geometry and Exploration Opportunity through 5D Interpolation PSDM in The Sub-ophiolite Zone, Banggai Sula Basin, Central Sulawesi
Mufied Ahmad, Dadang Ramdan, Yudi Herdiana, Abdullah Nurhasan, Arif Budi Mulyawan
Indonesian Petroleum Association
... information for PSDM reprocessing. It is however located below an ophiolite layer when signals are very weak. To improve the signal to noise ratio...
2021
A Direct Hydrocarbon Indicator Method and Results of a Demonstration of Capabilities in Abu Dhabi; #40895 (2012)
Mark J. Wrigley, Holger Stolpmann, Mahfoud Al-Jenaibi, and Pierre van Laer
Search and Discovery.com
... correlation of measured signal to charged reservoir rather than more widespread petroleum system sources. This poster provides a brief overview...
2012
Effects of data categorization on paleocommunity analysis: A case study from the Pennsylvanian Finis Shale of Texas
Frank L. Forcino, Emily S. Stafford, Jared J. Warner, Amelinda E. Webb, Lindsey R. Leighton, Chris L. Schneider, Tova S. Michlin, Lauren M. Palazzolo, Jared R. Morrow, Stephen A. Schellenberg
PALAIOS
... a paleoecological signal. Here, we derive six secondary datasets from a single stratigraphic series of faunal assemblages in the Finis Shale (Pennsylvanian...
2010
RESOLVING THREE-DIMENSIONAL AND SUBSURFICIAL FEATURES OF CARBONACEOUS COMPRESSIONS AND SHELLY FOSSILS USING BACKSCATTERED ELECTRON SCANNING ELECTRON MICROSCOPY (BSE-SEM)
A.D. MUSCENTE, SHUHAI XIAO
PALAIOS
... are acquired through the detection of signal electrons emitted or reflected from a sample surface as it is raster scanned by a primary electron beam. The two...
2015
Resume of the Geology of the Wichita Mountains, Oklahoma
Gerald W. Chase , E. A. Frederickson , William E. Ham
AAPG Special Volumes
.... Soc. America, Vol. 65, No. 3, pp. 247-98. ULRICH, E. O. (1932), "Preliminary Description of the Honey Creek, Fort Sill, Royer, and Signal Mountain...
1956
Oxygen Isotope Record of Ice-Volume History: 100 Million Years of Glacio-Eustatic Sea-Level Fluctuation
R. K. Matthews
AAPG Special Volumes
... primarily fluctuations in 180water resulting from variations in the size of continental ice sheets. The average amplitude of the 180 signal in numerous high...
1984
Field Technique Design for Seismic Reflection Exploration
L. R. Denham
Dallas Geological Society
.... If charge size is too large (a very common error), high frequency signal components will suffer (Fig. 3). Geophone arrays designed to attenuate coherent...
1982
NMR Quantification of Wettability and Water Uptake in Unconventionals
M.J. Dick, D. Veselinovic, R. J. M. Bonnie, S. Kelly
Unconventional Resources Technology Conference (URTEC)
... the imbibition experiments with D2O based brine in lieu of H2O-based brine. D2O is NMR invisible and as a result only signal from decane in the sample...
2021
City of Redondo Beach Tidelands Development Signal Oil and Gas Company—Reserve Oil and Gas Company
Pacific Section of AAPG
...City of Redondo Beach Tidelands Development Signal Oil and Gas Company—Reserve Oil and Gas Company 1958 69 74 A.A.P.G.—S.E.P.M.—S.E.G. Guidebook...
1958