Deep-Reading Technologies

Kim Gunn Maver, Colin Hulme, Mark McCallum, Ajay Nalonnil

GEO ExPro Magazine

..., from both the velocity tomography and reflection seismogram. By repeating acquisition of cross-well seismic data, it is possible to map in detail...

Nonlinear LS-RTM based on the seismic scale separation and full-wavefield multiparameter FWI

ystein Korsmo, Yang Yang, Nizar Chemingui, Andrey Pankov, Antonio Castiello

International Meeting for Applied Geoscience and Energy (IMAGE)

... term is utilized in the forward modeling step (Woodhouse, 1980; Tanimoto, 1984). In practice, this means that only the nearto mid-reflection angles...

Improving reservoir imaging using long-offset OBN data: A case study from Conger field, Gulf of Mexico

Bin Deng, Han Su, Bharat Bonala, Jiawei Mei, Jennifer Lewis, Estefania Ortiz, Wisley Martins

International Meeting for Applied Geoscience and Energy (IMAGE)

... driven by ray-based reflection tomography and manual salt interpretation. On the technology side, the value of vintage datasets, particularly...

A novel vector PP imaging condition for elastic reverse-time migration

Bingkai Han, Weijian Mao, Xiao-Bi Xie

International Meeting for Applied Geoscience and Energy (IMAGE)

... An ideal PP imaging condition for the ERTM should be able to retrieve high-resolution (i.e. short-wavelength) subsurface images with a wide reflection-angle...

Geologic Framework of Lower Cook Inlet, Alaska

Michael A. Fisher, Leslie B. Magoon

AAPG Bulletin

... in part to the effects of low velocities in strata in the first 0.5 second of traveltime. Angular discordance of strata across the B horizon is evident...

Anisotropic depth migration in the Colombian Llanos Foothills as a key to understanding the structure in depth

emamedov

Search and Discovery.com

..., Manual seismic reflection tomography: Geophysics, v. 64, p. 1546-1552. Rochat, P., Rosero, A., Gonzales, R, Florez, I., Lozada, M. and Petton, R., 2003...

Unlocking the potential of narrow-azimuth streamer acquisition with extended FWI and least-square RTM: A case study for an Eastern Mediterranean field

Lei Zhuo, Guojian Shan, Brian Church, Lin Christianson, Jeff Bergeron, Yue Wang, Ao Cai, Mark Fan, Megan Stearman, Jeff Fabre

International Meeting for Applied Geoscience and Energy (IMAGE)

...-azimuth acquisitons. As a result, a relatively mature velocity model was derived with a top-down approach combining reflection tomography, interpretation...

Paleocene to Eocene deep-water slope canyons, western Gulf of Mexico: Further insights for the provenance of deep-water offshore Wilcox Group plays

Angela McDonnell, Robert G. Loucks, William E. Galloway

AAPG Bulletin

...-Services in 2004. The newly reprocessed data have excellent data quality, imaging clearly to 8-s two-way traveltime (10,500 m, 35,000 ft). Previously...

The response of turbidite slope channels to growth-induced seabed topography

Mike Mayall, Lidia Lonergan, Andrew Bowman, Stephen James, Keith Mills, Tim Primmer, Dave Pope, Louise Rogers, Roxanne Skeene

AAPG Bulletin

... formation.METHODOLOGY AND DATA SETSSeveral propriety 3-D reflection seismic and well data sets from Tertiary successions on deep-water passive margins...

Upside down Rayleigh-Marchenko imaging: Towards a practical exact redatuming scheme for ocean bottom acquisitions

Ning Wang, Matteo Ravasi

International Meeting for Applied Geoscience and Energy (IMAGE)

...) where R, g, and f represent the reflection response, the Green’s functions, and the focusing functions, while superscripts are used to define...

Induced seismicity risk management: The problem of disappearing faults

Doyle R. Watts, Ernest C. Hauser, Mohammad Mohshin, and David F. Dominic

AAPG Bulletin

... analogue paper-recorded seismic reflection technology. These faults were located primarily by mapping a prominent “Conasauga reflector” from a shale within...

Some Problems of the Geology and Oil-Gas Prospects of the Southwest Part of the Peri-Caspian Depression

V. I. Mal’tsev, L. V. Sharapova, B. I. Yurchenko

Petroleum Geology: A Digest of Russian Literature

... of the geology, and seismic reflection surveys have covered only a small portion of the southwest margin. Here, just as in the adjacent territory, reflection...

Semisupervised learning with knowledge embedding for horizon volumes calculation

Rui Guo, He Lin, Maoshan Chen, Chunfeng Tao, Yingnan Gao, Ruochong Wen

International Meeting for Applied Geoscience and Energy (IMAGE)

... or other geological structures using seismic reflection data . Zeng et al. (1998) intoduced the concept of a stratal time model based on a limited number...

Stop Treating Diffractions as Noise … Use them for Imaging of Fractures and Karst; #120057 (2012)

Mark Grasmueck, Tijmen Jan Moser, and Michael A. Pelissier

Search and Discovery.com

... and unconventional shale Gas/Oil plays. ● Current reflection seismic survey practice is optimized for continuous stratigraphy but suppresses...

Chapter Five: Reservoir Identification

Alistair R. Brown

AAPG Special Volumes

... data (Figure 5-49). The three dimensions are (1) CDP position along the line, (2) traveltime and (3) recording offset. The shape of one reflection...

An Integrated Workflow to Detect and Avoid Shallow Karst Drilling Hazards in the Delaware Basin

Phuong Hoang, Khalid Soofi, Patrick Boyle, Benjamin Lascaud

Unconventional Resources Technology Conference (URTEC)

... to acquisition setting, the seismic reflection data is way too deep for shallow karst detection. The very first event we observe in compressional seismic...

A Multichannel Seismic-Reflection Profile Across the Solomon Islands Arc

T. R. Bruns, A. K. Cooper, J. G. Vedder

Circum Pacific Council Publications

... for converting sub-bottom seismic-reflection traveltime to depth in sedimentary basins of the Solomon Islands region is presented by Bruns et al...

Analysis of geologic structures using deep sonic imaging

Nobuyasu Hirabayashi, Leon Dahlhaus, Rajeev Kumar, Jeroen Jocker, Erik Wielemaker, Manish Lal Khaitan, Charles Naville

International Meeting for Applied Geoscience and Energy (IMAGE)

... ray path defined by a source-receiver pair and reflection point. The trial-reflector is defined for the thick ray so that the reflection becomes...

3-D seismic Images of the Effects of Carboante Karst Collapse on Overlying Stratigraphy, Bob A. Hardage, Search and Discovery Article #40044 (2002)

Search and Discovery.com

3-D seismic Images of the Effects of Carboante Karst Collapse on Overlying Stratigraphy, Bob A. Hardage, Search and Discovery Article #40044 (2002)

Search and Discovery.com

Late Cretaceous-Cenozoic Development of Outer Continental Margin, Southwestern Nova Scotia

Stephen A. Swift

AAPG Bulletin

... shot on crossing lines where indicated. Velocity functions plotted versus traveltime below sea floor where reflection profile crossed sonobuoy...

Salt tectonics in the western Gulf of Cadiz, southwest Iberia

Hugo Matias, Pedro Kress, Pedro Terrinha, Webster Mohriak, Paulo T. L. Menezes, Luis Matias, Fernando Santos, Frode Sandnes

AAPG Bulletin

..., Strain partitioning and morphotectonics at the Iberia-Africa plate boundary from multibeam and seismic reflection data: Marine Geology, v. 267, p...

History of Cenozoic Extension in Central Sevier Desert, West-Central Utah, From COCORP Seismic Reflection Data

Douglas B. Von Tish , Richard W. Allmendinger , James W. Sharp

AAPG Bulletin

...History of Cenozoic Extension in Central Sevier Desert, West-Central Utah, From COCORP Seismic Reflection Data Douglas B. Von Tish , Richard W...

Early Late Cretaceous to Holocene Seismic Stratigraphy and Geologic History of Southeastern Gulf of Mexico

David M. Angstadt , James A. Austin, Jr. , Richard T. Buffler

AAPG Bulletin

.... , Richard T. Buffler 1985 977 995 69 6. (June) Multifold seismic reflection profiles were used in conjunction with results from Deep Sea Drilling...

Tectonic Control on Hydrocarbon Accumulation in the Intracontinental Albertine Graben of the East African Rift System

Dozith Abeinomugisha, Robert Kasande

AAPG Special Volumes

... rift: Constraints from seismic reflection imaging: Journal of Sedimentary Research, v. 76, no. 6, p. 942958, doi:10.2110/jsr.2006.068.Morley, C. K., 1999...