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 33,062 Results. Searched 195,387 documents.
EXTENDED ABSTRACT: Applications of Wave Imaging Technologies to Improve Deep Gulf Prospecting
Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, Oscar E. Ramirez
GCAGS Transactions
..., and the associated velocity anomalies hamper seismic prospecting on PSTM images in two ways. The best known effect is the “time sag.” The second, more...
2010
Correcting and Exploiting Shale Anisotropy Effect on LWD 2 MHz Resistivity Devices in Horizontal Drilling/Logging
C. Jackson, T. Hagiwara
CSPG Special Publications
...Correcting and Exploiting Shale Anisotropy Effect on LWD 2 MHz Resistivity Devices in Horizontal Drilling/Logging C. Jackson, T. Hagiwara 1995 81 81...
1995
Abstract: Seismic Implications of Moveable Fluids; #90254 (2016)
Robert W. Wiley, Peter Wilson, Scott Peters
Search and Discovery.com
.... This attenuation is due to a pressure gradient on the subwavelength scale as the fluids are pushed through the pores (Muller and Gurevich, 2005, Muller et al...
2016
Flow Behavior of Ponded Turbidity Currents
Marco Patacci, Peter D.W. Haughton, William D. Mccaffrey
Journal of Sedimentary Research (SEPM)
... in the ponded suspension. Waves are manifested both in the vertical and the horizontal component of the velocity field, and they describe an orbital motion (Fig...
2015
Mechanisms of Natural Fracturing in a Sedimentary Basin
Kinji Magara
AAPG Bulletin
... pressure gradient, pf = fracture pressure, D = depth at which fracture occurs, and ^sgrh = horizontal stress (= ^sgrx = ^sgry in this example...
1981
Stage-Level Data Integration to Evaluate the Fracturing Behavior of Horizontal Wells at the Hydraulic Fracturing Test Site (HFTS): An Insight into the Production Performance
Shadi Salahshoor, Debotyam Maity, Jordan Ciezobka
Unconventional Resources Technology Conference (URTEC)
...Stage-Level Data Integration to Evaluate the Fracturing Behavior of Horizontal Wells at the Hydraulic Fracturing Test Site (HFTS): An Insight...
2020
Abstract: Multi-Disciplinary Pore Pressure Prediction : Reconciliate Geophysics and Basin Modeling to Control Risks and Uncertainties in Drilling Operations (Geophysics Poster 27)
G. Lecante, P. Wojciak, N. Bianchi
Geological Society of Malaysia (GSM)
... the coupling effect of pressure, overburden, effective stress, fracturation gradient, porosity, fluid density, temperature, permeability. On the other hand...
2011
Intra-Muda Shallow Gas in Cumi-Cumi PSC, Natuna Sea - a Driller's Nightmare Becomes a Geophysicist's Dream
Martin Bennett
Indonesian Petroleum Association
... is perturbed by a gas effect above the observed flat spot depth of 525ms. Figure 7. Map of the difference in interval velocity between observed data and those...
2000
A Comparison of Depth Conversion Methods in Buntal Gas Field, Block B, Natuna Sea, Indonesia
Irfan Yuliandri Syukri, John Hughes, Medi Medianesterian
Indonesian Petroleum Association
... instantaneous velocity-depth trends. Method 1 (linear average velocity-time function) and method 2 (2nd order polynomial time-depth) account for this effect...
2014
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
... trend line. Pore pressure gradient can be related to velocity or slowness using several published techniques. Eaton (1972, 1975) developed four...
2005
Fracture Estimation Using a P-Wave Azimuthal Attribute Analysis in the Cagüi Area: Abstract
Jorge Monsegny, Carlos Piedrahita
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... amplitude, AVO gradient, velocity and traveltime. Each one of them shows azimuthal dependent variation which is evidence of a fracture induced anisotropic...
2009
Geopressure Prediction Uncertainties in Deepwater
Search and Discovery.com
N/A
Near-Surface Characterization for Seismic Exploration Based on Gravity and Resistivity Data; #41892 (2016)
Jan Mrlina
Search and Discovery.com
... (block density) deficit which consequently develops the decrease of seismic velocity. In Figure 1 I present a simple example of the gravity effect...
2016
POSSIBLE FREE CONVECTION IN THICK GULF COAST SANDSTONE SEQUENCES
PAUL E. BLANCHARD JOHN M. SHARP, JR.
Fort Worth Geological Society
... with isothermal, impermeable boundaries. The cell patterns are affected by the occurrence of mixed convection (Figure 2). For low velocity horizontal...
1985
Optimization of Gas Lift Allocation in Multi-Well System, a Simple Numerical Approach
Ulfia Rahma Fitra, Silvya Dewi Rahmawati, Pudjo Sukarno, Edy Soewono
Indonesian Petroleum Association
... method, we can calculate the gradient of nodes along the curve. Further, with Gradient Method, gas allocation was iterated, we obtain the optimum total...
2015
The effects of seismic anisotropy on mining seismology
Andrew King
Petroleum Exploration Society of Australia (PESA)
.... In sedimentary environments, seismic velocity is typically anisotropic, usually being somewhat faster in a horizontal direction than in the vertical...
2019
Abstract: Raypath-Consistent Shear Wave Statics; #90224 (2015)
Raul Cova, David Henley, and Kris Innanen
Search and Discovery.com
... to very low velocity values the magnitude of the S-wave statics is several times larger than the P-wave statics, producing a very destructive effect...
2015
Abstract: Using Viscoplastic Stress Relaxation Theory on Core Measurements to Determine the Least Horizontal Principal Stress; #91201 (2022)
Kevin L. Mccormack
Search and Discovery.com
... geomechanical laboratory measurements of the horizontal Young’s modulus, which allows me to circumvent the need for the anisotropic velocity model...
Unknown
Shallow Temperatures and Thermal Regime in the Hydrocarbon Province of Tierra del Fuego
Gary W. Zielinski , Peter M. Bruchhausen
AAPG Bulletin
... surface temperature, g is the geothermal gradient, A is the amplitude of the annual surface variation, and ^ohgr its angular velocity, tO is the time...
1983
Dynamics of Sediment Movement
Gerard Middleton, John B. Southard
Special Publications of SEPM
... by a strong velocity gradient, and that flat grains may take up an imbricated orientation oblique to the Thus, if we try to apply the usual drag equation...
1984
What Are You Interpreting? Your Seismic Image Could Be Misleading You!
R. T. Newrick, E. P. Gomez, J. K. Pullishy, S. D. Jensen, J. M. de Armas
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... and Colombia highlight the necessity for an accurate velocity model and illustrate the dramatic effect of a small percentage change in velocity. Only...
2006
Structure and Sedimentological History of the Overbank Deposits of a Mississippi River Point Bar
Pulak K. Ray
Journal of Sedimentary Research (SEPM)
... to local turbulence. Whenever upper flow regime horizontal laminations are present they overlie the type-I units suggesting that the current velocity...
1976
Seismic Velocity Anisotropy in Chimore Area, Bolivia
Michael Fry, Eloy Martinez, James Baker, Mark Wallace
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... for seismic imaging. Horizontal transverse isotropy (or HTI) is one type of anisotropy that can have a profound effect on the seismic data (Lynn 2004...
2008
3.0 General Ramifications of Abnormal Pore Pressures
P. E. Gretener
AAPG Special Volumes
... and preservation of hydrocarbons will depend on other factors as well, in particular the prevailing average geothermal gradient. 3.9 Effect...
1981
Physical Processes in the Ocean: Part 2: Relation of Oceanography to Sedimentation: PART 2
R. H. Fleming, Roger Revelle
AAPG Special Volumes
... since the surface stress of the wind will be partially balanced by the shear of the vertical velocity gradient. Under nearly all conditions, however...
1939