Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 42,730 Results. Searched 200,691 documents.
2-D and 3-D Prestack Depth Migration for Complex Geologic Structures Offshore Indonesia
M. Murphy, R. Ottolini, R. Estill, E. Lumadyo, M. Mathias
Indonesian Petroleum Association
... due to more accurate interval velocities and structural geometry resolution. 3-D prestack depth migration provides better migration velocity analyses...
1996
Permian glacial paleo-valley identification and characterization using geometrical attributes and 2D forward modelling
Leticia Itzel Flores-Sanchez, Michael LeStrat, Robert H. Richards
International Meeting for Applied Geoscience and Energy (IMAGE)
...-valleys are relatively narrow with varying depth along a continuous length. In particular, the interval from Permian to Ordovician consists of a Permian...
2022
Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34)
Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman
Geological Society of Malaysia (GSM)
... affected by gas clouds as the presence of gas reduces the effective seismic velocities and introduces rapid velocity changes within the sediments...
2003
Characteristics of Velocity-Porosity Relationships in the Baturaja Limestone Reservoir: A Case Study in the South Sumatra Basin
Muhamad Noor Ali
Indonesian Petroleum Association
... wireline logging data, and interval velocity from check-shot surveys conducted in each well. These parameters were investigated...
2002
Critical Depth Uncertainty Analysis for Accurate Well Planning at Tangguh
Nurfiana Rachmawati
Indonesian Petroleum Association
... interval velocities preserve more detail information than the migration velocities. The migration velocity tends to be low resolution and smooth...
2017
Effects of near Surface Lithology on Velocity Modelling and TimeDepth Relationships in the CooperEromangaLake Eyre Basin
Anna Manka, Glen Buick, Rob Menpes, Luke Gardiner, Cameron Jones, Khalid Amrouch
Australian Petroleum Production & Exploration Association (APPEA) Journal
.... Velocities were consistently low in this upper interval due to the prevalence of claystone, which in turn is consistent with the presence...
2018
Exploration at the eastern edge of the Precaspian basin: Impact of data integration on Upper Permian and Triassic prospectivity
Jean-Pierre Barde, Peter Gralla, Josef Harwijanto, Juergen Marsky
AAPG Bulletin
... velocities through this interval range between 3500 and 4200 m/s; sandstone porosities are on the order of 12-20% (Figure 11b). In a well with modern wire...
2002
Three-Dimensional Depth Imaging of Seismic Data to Help Delineate Petroleum Reservoirs in the Williston Basin
Alvin K. Benson
Williston Basin Symposium
... prospect. Initially, stacking velocities were used to derive interval velocities for modeling, but this led to incorrect, contradictory...
1995
Velocity Conditioning for an Improved Depth Conversion, #40743 (2011)
Ang Chin Tee, M. Hafizal Zahir, M. Faizal Rahim, Nor Azhar Ibrahim, Boshara M. Arshin
Search and Discovery.com
.... Figure 3. The proposed workflow of hybrid velocity modeling which incorporate interval and instantaneous velocities based on layering (structural...
2011
Estimating Seafloor Strength with C4 Data, by Bob Hardage, #40792 (2011).
Search and Discovery.com
2011
Seismic Image Enhancement of the Banyu Urip Carbonate Buildup, Cepu KKS, With Effective Data Denoise and Q-Compensated PSDM
Gene Skeith, Peter Traynin, J. M. Reilly, Mike Rainwater, Parada Devy Silitonga
Indonesian Petroleum Association
... by combining refraction tomography results using first break picks to determine velocities in the shallow portion of the subsurface, with deeper velocities...
2008
1.2 Seismic Stratigraphy: 1.2.2 Unconformities: High Relief Topography on the Jurassic Unconformity (Alabama)
J. R. English and J. S. Oslund
AAPG Special Volumes
... section showing relationship of Jurassic sediments and their velocities to the unconformity. End_Page 1.2.2_11------------------- Figure 3...
1983
The Use of Seismic Data in Predicting the Abnormal High Pressure Zone for Exploration Drilling in Pertamina Unit E.P. III Working Area
Basuki Puspoputro
Indonesian Petroleum Association
..., Seismic data can detect over pressures in deep drilling : The Oil and Gas Journal, August. 6. HUBRAL, P., AND KREY, T., 1980, Interval velocities...
1983
Pre-Stack Imaging: Time or Depth? (Paper 25)
Carl Notfors, Peter Whiting, Geoff Mansfield
Geological Society of Malaysia (GSM)
... estimates the diffraction shapes by raytracing through the interval velocities of the medium. If the velocity field varies slowly in the lateral...
2000
Abstract: Reservoir Characteristics of a Quaternary Channel: Incorporating Rock Physics in Seismic and DC Resistivity Surveys; #90211 (2015)
Jawwad Ahmad and Douglas Schmitt
Search and Discovery.com
... velocity carbonates. The channel fill materials have generally lower seismic velocities and are more resistive than the flanking undisturbed Cretaceous...
2015
Abstracts: Seismic Anisotropy of the Marcellus Shale: Feasibility Study for Fracture Characterization; #90173 (2015)
James Gaiser, Alvaro Chaveste, Mary Edrich, Tony Rebec, and Richard Verm
Search and Discovery.com
... of the WS1 and WS2 can be determined. These consist of a fast, W11, and slow, W22, NMO term and an orientation of the principal interval velocities. P...
2015
An Interpreter's Guide to Improvements in Depth Imaging Through Model-Based Velocity Estimation and Refinement
Andy Furniss
Indonesian Petroleum Association
... this velocity information is to use the Dix equation (Dix, 1955) which relates interval velocity to root-mean-square (RMS) velocities. Equation (1...
2000
An Interpreter's Guide to Improvements in Depth Imaging through Model-Based Velocity Estimation and Refinement
Andy Furniss
Petroleum Exploration Society of Australia (PESA)
... to root• mean-square (RMS) velocities. Equation (1) shows that interval velocity, Vinr can be calculated for the n'" interval where vrms,.J' tn.J...
1999
Upper Crustal Structure Derived from Seismic Refraction Experiments: Grand Banks of Eastern Canada
I. Reid, C.E. Keen
CSPG Bulletin
.... 6) Velocities lower than 4.5 km/s, which correspond to sediments overlying the 4.5 km/s layer, were derived from regional averages of the interval...
1988
Extended Abstract: A Review of the Leading Technologies That Can Make a Difference in the Search for and Production of Hydrocarbons
Terry Engelder, Yaneng Zhou
Africa Energy and Technology Conference, 2016
.... The Rhinestreet stratigraphic package consisted of a sandstone-shale pair. Two four-foot-thick beds in the 100 foot interval between depths of 3,400...
2016
Effective Use of High Density VSP Measurements to Predict Pore Pressure and Estimate Mud Weight Ahead of Drilling in the Mahakam Delta, Indonesia
Mohammed Badri, Stephane Gazet, Gregoire de Tonnac
Indonesian Petroleum Association
... the interval velocity profile, the pore pressure was then computed by subtracting the effective stress from the overburden stress. These velocities...
2005
Sonic Velocity in CarbonatesA Combined Product of Depositional Lithology and Diagenetic Alterations
Flavio S. Anselmetti, Gregor P. Eberli
Special Publications of SEPM
... carbonates have a wider range and reach higher velocities than deeper diagenetic factor that controls velocity is porosity which shows a clear inverse...
2001
Geology of the Attaka Oil Field, East Kalimantan, Indonesia
C. M. Schwartz, G. H. Laughbaum Jr., B. S. Samsu, J. D. Armstrong
Indonesian Petroleum Association
... velocities required on the flanks produces continuous seismic events in the crestal area. The diminished interval velocities on the crest may be due...
1973
Intra-Muda Shallow Gas in Cumi-Cumi PSC, Natuna Sea - a Driller's Nightmare Becomes a Geophysicist's Dream
Martin Bennett
Indonesian Petroleum Association
... with frequencies as high as 150 Hz. The low pore pressure means that gas within the pore spaces significantly reduces the interval velocities in the reservoir...
2000
Physical Properties of Carbonate Reservoirs in South Sumatra
B. Sudewo, A. R. Suhendan, S. Chacko
Indonesian Petroleum Association
... inversion modeling, interval velocities may also be recovered from acoustic impedances using Gardner's Equation. It was therefore judicious to compare our...
1987