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The AAPG/Datapages Combined Publications Database

Showing 3,695 Results. Searched 191,924 documents.

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Richard F. Lane and Robert C. Pace

GCAGS Transactions

... in previous 2-D based drilling. Figure 4 shows a C sand depth structure map of the field constructed in 1989 utilizing existing 2-D seismic and well data...


Assessing and processing three-dimensional photogrammetry, sedimentology, and geophysical data to build high-fidelity reservoir models based on carbonate outcrop analogues

Ahmad Ramdani, Pankaj Khanna, Gaurav Siddharth Gairola, Sherif Hanafy, and Volker Vahrenkamp

AAPG Bulletin

... of ∼0.115 m/ns can be applied for migration and time-depth conversion in the processing flow for both 50- and 100-MHz GPR data. Radargram Vertical...


Abstract: Application of Geophysical Method to Delineate Contamination in Waste Disposal Site of Ampar Tenang, Dengkil, Selangor D.E.

Abdul Rahim Samsudin, Umar Hamzah, Wan Zuhairi Wan Yaacob, Bahaa-eldin El Wali Abdel Rahim, LoH Yean Sze

Geological Society of Malaysia (GSM)

..., Dengkil, Selangor. The objectives of the survey were to delineate and identify pathways for contaminant migration. Surface geophysical method employing 2-D...


Non-First-Break Solution for Shallow Velocity Anomaly Problem; #41602 (2015)

Emil Blias

Search and

... that after the VAR poststack data looks much more similar to the depth velocity model. From this, we conclude that, for the shallow part of the section...


AVO and Inversion Contribute to Makassar Exploration Efforts

William L. Soroka, Herry Andiarbowo, Anung Widodo

Indonesian Petroleum Association

..., poststack seismic inversion and AVO (Amplitude Versus Offset). The application of these technologies in Makassar are unique to Indonesia in several...


Use of 2-D and 3-D Seismic Data to Reduce Drilling Risk, Ismay Algal-Mound Play, Southern Paradox Basin

Beth McBride, Claudia A. Rebne

Rocky Mountain Association of Geologists

... the 1980s are attributed to Fresnel zone and out-of-plane migration problems of 2-D data; discoveries were subsequently drilled offsetting these near...


Abstract: Shanghai Field, Expanded Upper Yegua Trend, Texas Gulf Coast: Unexpected Reserves Defined By 3-D Seismic

Thomas E. Ewing

GCAGS Transactions

... on trend with 1980's production from Upper Yegua reservoirs at Shanghai Field, but was unrecognized on the existing dense 2-D grid. Migration...


Hibernia Field Delineation Using Three-Dimensional Seismic Techniques: ABSTRACT

C. T. Dale, D. Peters

AAPG Bulletin

... and processed through to 3-D migration by GSI. The resulting grid of depth points are orderly spaced at 25 m (82 ft) on lines 19 km (12 mi) long...


The Application of 2D Common-Offset Common-Reflection-Surface (CO CRS) Stack Method Towards Synthetic Data

Parapaty Halley, Rachmat Sule, Teuku Abdullah Sanny

Indonesian Petroleum Association

... the interpreter the first image of the investigated area and serves as input to the subsequent poststack migration. The Common-Reflection-Surface (CRS...


Three-Dimensional Depth Imaging of Seismic Data, with Examples from the Overthrust Belt of Southwestern Wyoming

Alvin K. Benson

Wyoming Geological Association

... for the depth imaging process. When a grid of data is available, the imaging is typically done in 3-D. In the second case study, a 2-D depth-imaged section...


Three-Dimensional Seismic Method: Part 7. Geophysical Methods

Oz Yilmaz

AAPG Special Volumes

... that a 2-D section contains signal from all directions, including out-of-plane of the profile, 2-D migration normally assumes that all of the signal...


From trash to treasure: Three-dimensional basement imaging with “excess” data from oil and gas explorations

Doyeon Kim, and Larry D. Brown

AAPG Bulletin

...) normal moveout correction, and (5) CRP stack (25 × 25 m [82 × 82 ft] binning). Poststack 3-D frequency–wavenumber migration was applied to the final...


Migration Velocity Analysis by Migration of Velocity Spectra

Craig J. Beasley, Rolf Klotz

Southeast Asia Petroleum Exploration Society (SEAPEX)

.... Geophys. Fayes, J., and Jeannot, J., 1986, Prestack migration velocities from focusing depth analysis: Presented at the 56th Ann. Internat. Mtg., Soc. Expl...


An Example of 3-D AVO for Lithology Discrimination in Widuri Field, Asri Basin, Indonesia

Steven W. Smith, Larry Danahey, Romina Himawan, William E. Harmony, H. Lee Gilmore, John W. Armon, Tony L. Bowman, Wayne Smith

Indonesian Petroleum Association

... involved in this process. To eliminate shallow diffraction noise and optimize imaging, 3-D poststack time migration was applied to the AVO volumes P and G...


Abstracts: Improved Near-surface Velocity Models from 2D Waveform Tomography of Vibroseis First-arrival Data; #90173 (2015)

Brendan R. Smithyman and Ronald M. Clowes

Search and

... by 2-D full-waveform inversion are used to process the firstarrival waveforms from a dataset collected in the Nechako Basin, south-central British...


The Use of Physical Modeling to Resolve Offshore Seismic Problems

B. J. Evans, M. Urosevic

Indonesian Petroleum Association

... in the line acquisition direction. Thus, 3-D migration is not required to allow a valid dip versus strike acquisition comparison. 2-D migration, operating...


Combining seismic reservoir characterization workflows with basin modeling in the deepwater Gulf of Mexico Mississippi Canyon area

Wisam H. AlKawai, Tapan Mukerji, Allegra Hosford Scheirer, and Stephan A. Graham

AAPG Bulletin

... approach to subsalt prestack depth imaging: An example from the Atwater foldbelt, deep-water of GOM: SEG 77th Annual International Meeting Expanded...


Spectrum of gas migration phenomena across multilayered sealing sequences

Claudia Bertoni, Joe Cartwright, Martino Foschi, and Joe Martin

AAPG Bulletin

... vertical gas migration mechanisms in other basins worldwide. We combine mapping and qualitative interpretation techniques with poststack attribute...


Three-Dimensional Seismic Analysis in the Characterization of a Giant Carbonate Field, Onshore Abu Dhabi, United Arab Emirates

Peter Melville, Omar Al Jeelani, Saeed Al Menhali, Jürgen Grötsch

AAPG Special Volumes

... the 2-D seismic data, wells, and the locations of the known faults.FIGURE 6. Pre-3-D Top Thamama Zone B depth map, 1998, contoured at a 25-ft (7.62-m...


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