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Showing 1,249 Results. Searched 200,619 documents.
Seismic Detection of Overpressuring and Fracturing: An Example from the Qaidam Basin, People’s Republic of China
Robert J. Paul
Southeast Asia Petroleum Exploration Society (SEAPEX)
... was carried out on selected 2D seismic lines. Preliminary tests confirmed that a pre-sort F-K velocity filter followed by surface consistent deconvolution...
1990
80 Years of Discovery
Jane Whaley
GEO ExPro Magazine
... of deconvolution – the filtering of data to eliminate distortion of the signal – was introduced, also requiring increased processing power. However...
2011
Low Frequency Shadow Zone Analysis Based on CWT Spectral Decomposition: Case Study of South Sumatra Basin
Abdul Haris, I Nengah Suabdi, Erwinsyah, Adriansyah, Abdullah Nurhasan, Ahsanul Khair, Ian A. Kainama
Indonesian Petroleum Association
..., 2005). Some of the geophysical reasons for frequency anomalies are normal moveout stretch, deconvolution and incorrect velocity problems (Barnes...
2008
A Breakthrough in the Seismic Exploration Result on Small Oil Fields
G. Valeev, R. Enikeyev, T. Shestoukh
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... apprehensions the selection PS-wave for stacking has been carried out by means of the standard procedures of deconvolution, filtering, and kinematics...
2004
The Reflection Seismograph Celebrates 50th Anniversary 1921 -- 1971
W. B. Robinson
Oklahoma City Geological Society
...'s bringing exotic terms like (a) Deconvolution, (b) Evaluation of RMS velocity and (c) Automatic dip migration using Fermats's Principle. The computer...
1973
Hydraulic fracture width determination using integration of Stoneley wave pressure testing with electrical borehole scans in FORGE Geothermal project
Brian E. Hornby
International Meeting for Applied Geoscience and Energy (IMAGE)
... fractures are seen with the oblique arrivals (Chevron events). Processing flow involves filtering to separate the direct arrivals and then a deconvolution...
2022
Joint designature of data with a diversity of sources
Shuki Ronen, Thibaut Allemand, Stphane Laroche, Philippe Herrmann, Hamish Macintyre, Maksym Kryvohuz, Guido Baetan
International Meeting for Applied Geoscience and Energy (IMAGE)
..., (Sercel); Hamish Macintyre, Maksym Kryvohuz, and Guido Baetan (Shell) Summary Designature is deterministic deconvolution and is often called the art...
2022
Finding By-Passed Oil in a Mature Field by Reprocessing and Reinterpreting Existing 3-D Seismic; A Case Study of Petapahan Field, Sumatera, Indonesia
Subambang Anggoro, Ibnu Arif, Yuli Iswanto, William F. Mallett III, Budy Subiyanto
Indonesian Petroleum Association
... amplitude scaling and noise reducing deconvolution. The primary step that had the most significant improvement to signalto-noise ratio was the super...
2009
Application of improved shearlet transform algorithm in noise filtering of complex fault block oilfield in eastern Bohai Sea
Yu Xiong, Cai Li, Yongqiang Yao, Shaoxuan Li, Lei Gao
International Meeting for Applied Geoscience and Energy (IMAGE)
... suppresses noise according to the difference between effective signal and noise in apparent speed and frequency, such as F-K deconvolution, radon...
2022
Using Analytics to Quantify the Value of Seismic Data for Mapping Eagle Ford Sweetspots
Murray Roth, Ted Royer, Ross Peebles, Michael Roth
Unconventional Resources Technology Conference (URTEC)
..., incoherence, curvature, spectral deconvolution, elastic impedance and “fracability”. We have also found that seismic waveform classification...
2013
A method of relative impedance holography-inversion based on reflection coefficient inversion
Jiangfeng Zheng, Jialin Sun, Zongyu Zhen, Shaoxuan Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... reflectivity in deconvolution: Geophysical Prospecting, 36, 282–297, doi: https://doi.org/10.1111/j.1365-2478.1988.tb02164.x. Zheng, J., G. Peng, J...
2022
Single-sensor towed streamer acquisition: a case study from the Gulf of Mexico
P. Munoz, J. Uribe, N. Moldoveanu
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... and to perform a more accurate deterministic designature deconvolution. The new acoustic positioning system improves the accuracy of the seismic...
2003
The Reflection Seismograph Celebrates 50th Anniversary 1921-1971
W. B. Robinson
Oklahoma City Geological Society
... like (a) Deconvolution, (b) Evaluation of RMS velocity and (c) Automatic dip migration using Fermats's Principle. GRAVITY HIGHLIGHTS The early...
2003
Teknik-teknik geoelektrik dalam Pemetaan air masin di Kuala Selangor (IN MALAY), Mapping of groundwater salinity at Kuala Selangor by geoelectrical techniques
Siti Zalipah Jumary, Umar Hamzah, Abdul Rahim Samsudin, Edna Pilis Malim
Geological Society of Malaysia (GSM)
... deconvolution of apparaent resistivity pseudosections. Geophysics 60, 16821690. NASSIR, S.S.A. & LEE, c.Y. , 1998. The use of geoelectrical surveys...
2002
Seismic-attribute-assisted delineation of structural complexities of potential geothermal reservoirs in the SW-Netherlands
Tania Babu, Thang Ha, Vishnu Pandey, Shuvajit Bhattacharya, Sumit Verma
International Meeting for Applied Geoscience and Energy (IMAGE)
... is significantly noisier and has lower fold than the ocean portion of the data. Because of this, we performed Fxy deconvolution on the land portion...
2022
Mitigation of the 3D Cross-Line Acquisition Footprint Using Separated Wavefield Imaging of Dual-Sensor Streamer Seismic Data A First Example from Malaysia
Mazin Farouki, Andrew Long, Richard Jones, Yee Ah Chim, Magdalene Tang, Hui LeGleut, Shaoping Lu, Dan Whitmore, Adam Betteridge
Indonesian Petroleum Association
... because of the experimental nature of the test. A deconvolution imaging condition was used to separately image the illumination of primary reflections...
2013
Multichannel Seismic Operations for CCOP/SOPAC Cruise, Leg 3, Solomon Islands
D. M. Mann
Circum Pacific Council Publications
... a predictive deconvolution and a band-pass filter (510, 50-60 Hz) applied. D e c o n v o l u t i o n parameters include a gap of 32 ms, an operator...
1986
A New Geochemical Logging Tool and Interpretation Methodology Improves Reservoir Characterization in South America
Diana Espino, Anthony Fondyga, Marta Becerra, Xavier Goddyn
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... deconvolution of the composite gamma ray energy spectrum by using a set of elemental standards to produce relative elemental yields. The relative...
2006
The Thousand Dollar Prospect, Rich County, Utah, A Case History
Valen D. Ott, Kenneth R. Kreckel
Rocky Mountain Association of Geologists
... the best data above 2 seconds, Many processes, such as deconvolution, were found to improve deep data at the expense of shallow data. Likewise most...
1982
Exploration: OBN Seismic Unlocks New Play Potential
Grant Byerley, Ayman Rehan, Kareem Mondy, Oliver Cheshire, David Ginger, Abdalla Ibrahim Abouelela
GEO ExPro Magazine
... to make use of the fine sampling of the shots. For wave field separation and surface multiples removal, up-down deconvolution (UDD) was used (Brunellière...
2022
Seismic Expression of the Versippi Lodgepole Field, Stark County, North Dakota
Jeffrey C. Sprain
Rocky Mountain Association of Geologists
.... In the processing center, the deconvolution operators, spectral whitening and scaling used can dramatically affect amplitude. Cautious velocity analysis can...
1997
Bayesian variational auto-encoder for seismic wavelet extraction
Ammar Ghanim, Ricard Durall, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
... and deconvolution by kurtosis maximization: Geophysics, 73, no. 2, V11–V18, doi: https:// doi.org/10.1190/1.2831936. Walden, A. T., and R. E. White...
2023
Seismic Foldout: Cameroon: Douala Kribi-Campo Basin Seize the opportunity!
Misha Isakov, Paolo Gabrielli, Emmanuel Nformi, Shona Culwick, CGG, Blanche Mahamat, Achta Boubakar, Christophe Atangana Ndende, Société Nationale Des Hydrocarbures
GEO ExPro Magazine
... in the southern deep-water DKC blocks, as shown in the foldout. Wave-equation deconvolution, together with model-based water-layer demultiple and surface...
2023
Exploitation Using 3D Seismic in the Red Oak Field, Arkoma Basin, Oklahoma
Patrick M. Rutty
Tulsa Geological Society
... the Red Oak. Techniques such as FK filter, dip filter, radon transform, trace mixing and deconvolution were all evaluated in terms of their noise...
1996
Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging
G. Rønholt, J.E. Lie, Ø. Korsmo, B. Danielsen, S. Brown, S. Brandsberg-Dahl, A.V. Mavilio, N. Chemingui, D. Whitmore, M. Farouki
Indonesian Petroleum Association
...- and downgoing wavefields’ interaction, a deconvolution imaging condition is applied at the subsurface. This effectively reduces the cross-talk noise generated...
2014