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The AAPG/Datapages Combined Publications Database
Showing 17,475 Results. Searched 200,756 documents.
Abstract: Indications of source area for Hibernia oil from Vitrinite Reflectance studies, Grand Banks of Newfoundland
M. P. Avery, K. D. McAlpine, J. S. Bell
Atlantic Geology
... wel I site. These prof Iles mimic the thermal gradient of the wel I and are an expression of them. The Atlantic Geology, August 1986, Volume 22...
1986
Constraints on the Paleohydraulic Significance of Hummocky Bedding: Abstract
Phillip A. Allen, Chris J. Pound
CSPG Special Publications
... of oscillatory and unidirectional shear flows, such as gravity waves superimposed on a gradient current related to storm set-up. Preliminary analyses...
1986
Geothermal Energy Resources in the Midcontinent
Don W. Steeples
Oklahoma City Geological Society
... by the AAPG from their geothermal survey conducted about 10 years ago. The DOE program not only includes support for accurate geothermal gradient and heat...
1984
Abstract: Sediment-hosted Manganese in Newfoundland: settings and significance
John W. Botsford
Atlantic Geology
... and silicate occurs in intervals up to 50 m thick. The sedimentary concentration of manganese is a redoxdriven process which requires an Eh gradient...
1988
Fluvial Paleochannels
S. A. Schumm
Special Publications of SEPM
... wavelength l gradient s shape wId and sinuosity P of stable alluvial river channels are dependent on the volume of water moving through the channel QID...
1972
Abstract: Depositional Response to Dynamic Slope Topography, Eastern Gulf of Mexico, USA
Ciaran J. O'Byrne
Houston Geological Society Bulletin
... gradient change in time and space. Evolution of salt-cored fold structures caused critical slope changes through Mio-Pliocene time that affected both...
2001
ABSTRACT: Structural characteristics and molecular representations of bark liptobiolite of Permian from China
Ya’nan Guo, Yuegang Tang
The Society for Organic Petrology (TSOP)
... in these coals. The proximate and ultimate analysis, the density gradient centrifugation (DGC) techniques, solid-state 13C nuclear magnetic resonance...
2012
Abstract: Sample Ordering--New Statistical Technique for Paleoecologic Analysis, by Daniel E. Shier; #90965 (1978).
Search and Discovery.com
1978
"Source/Maturation Evaluation and Hydrocarbon Potential of the Western Red Sea and Southern Gulf of Aden [Abstract]"
Sikander, A.H., Allen, R.B., Abouzakhm, A.G.
CSPG Bulletin
... of thick salt. A steep underlying gradient implies that about 750 m of the uppermost pre-salt section lies within the oil window. In the Gulf of Aden...
1991
Ancient Backwaters and Baylines: Slope Magnitude and Its Control on Deltaic Facies Partitioning in Ancient Deltaic Systems
Dr. Janok P. Bhattacharya
Houston Geological Society Bulletin
... gradient systems. Ancient deltaic systems of the Cretaceous interior seaway of North America, which include the microtidal Turonian Ferron Sandstone Member...
2013
Initial Formation Pressures in Pools with Lithologic Heterogeneity of the Pay Zones
V. F. Noval
Petroleum Geology: A Digest of Russian Literature
..., and the pressure gradient is 0.12 kgs/(cm2. m). The data listed in Table 1 show considerable deviation from this, however. Table 1. Initial Formation...
1974
Abstract: Heat Flow Regimes in Sedimentary Basins of Malaysia
Wan Ismail Wan Yusoff
Geological Society of Malaysia (GSM)
... and geothermal gradient are determined from the measurements made on cores and logging records respectively. The average thermal conductivity estimation...
1988
Abstract: A Gravity Survey of Perlis, Kedah and Penang
Alan J. Burley, Jamaludin Othman
Geological Society of Malaysia (GSM)
... will be reached using a helicopter. The tesults can be largely explained in terms of the configuration of granitic rocks. A steep aravity gradient follows...
1989
Method of Determining Heat Flows and Thermo-Physical Properties of Rocks in Oil-Gas Regions
V. N. Matviyenko
Petroleum Geology: A Digest of Russian Literature
... of correlation between geothermal gradient and heat flow for the Maykop sediments of the Cis-Caucasus is 0.86, and for the Upper Devonian salt-bearing...
1977
Abstract: Magnetic and gravity modeling in southern New Brunswick
M. S. King, S. M. Barr
Atlantic Geology
... map patterns (e.g., vertical gradient, horizontal gradient, and residual Bouguer anomaly) were interpreted using constraints from mapped geology...
2004
ABSTRACT: Revitalization of West Hiawatha Field
Roger G. Dickinson
Wyoming Geological Association
... gradient in each interval. The variation in fracture gradient proved the ineffectiveness of stimulating multiple zones in one treatment. Production rates...
2001
DATA-DRIVEN EARLY DETECTION MODEL FOR SLUGGING IN OFFSHORE GAS PRODUCTION USING MACHINE LEARNING: CASE STUDY OF NB FIELD
Wuldan Edyawan and Deni Setiawan
Indonesian Petroleum Association
..., Extreme Gradient Boosting, Light Gradient Boosting, and many other machine learning algorithms. The result shows that a Random Forest Regressor...
2025
Abstract: Geothermics of the Malaysian Sedimentary Basins
Mohd Firdaus Abdul Halim
Geological Society of Malaysia (GSM)
... basins will assist in improving the geological knowledge and the evaluation of hydrocarbon resources potential. A geothermal gradient database...
1993
DEVELOPMENT OF A PREDICTIVE WIRELESS SENSOR NETWORK FOR REAL-TIME HAZARDOUS GAS MONITORING IN CONFINED SPACES IN THE OIL AND GAS INDUSTRY
Panji Dewandaru, Nur Abdillah Siddiq, Muhammad Iqbal Baihaqi, Farid Johor Abdullah Ritonga, and Azzikri Selky Saefana Putra
Indonesian Petroleum Association
... sensors and an AI-driven Extreme Gradient Boosting (XGBoost) model to enable continuous, real-time monitoring of CH4 and H2S concentrations. The ESP32...
2025
Abstract: Examining AVO Crossplots with Visualization Tools
Christopher P. Ross, Mark A. Sparlin
GCAGS Transactions
.... Crossplotting AVO attributes such as the AVO intercept (A) and gradient (B) has proven useful in hydrocarbon diagnostics in unconsolidated clastic basins...
2000
AAPG Memoir 67: Seals, Traps, and the Petroleum System. Chapter 14: Characteristics of Anomalously Pressured Cretaceous Shales in the Laramide Basins of Wyoming
Z.S. Jiao and R.C. Surdam
AAPG Special Volumes
... within the shales. The boundary between the normally pressured (i.e., pressure gradient ranging from 0.433 to 0.444 psi/ft, single-phase regime...
1997
Abstract: Delineation of the Cocagne Subbasin, eastern New Brunswick based on new ground gravity data
K. E. Butler, J. Evangelatos
Atlantic Geology
... Deformed Zone. In contrast, the northern boundary of the gravity low is well defined by abrupt changes in both gravity and vertical gravity gradient...
2011
Abstract: Seismic Attributes for Regional Reconnaissance: Deep Gas Interval, Gulf of Mexico Shelf: Abstract
H. Truman Holcombe
GCAGS Transactions
... saturation gas in a reservoir sand. An increase in vertical pressure gradient may be a direct indicator of reservoir seal. Low excess vertical pressure...
2005
Time of Oil and Gas Accumulation: ABSTRACT
A. I. Levorsen
AAPG Bulletin
... as the pressure gradient develops between the pool and the well hole. The expanding gas moves toward the area of lower pressure, either carrying or pushing...
1949
Seismic Amplitude Versus Offset (AVO) Character of Geopressured Transition Zones
John N. Louie and Abu M. Asad
AAPG Special Volumes
... pressures. They and their co-workers compiled accurate downhole pressure measurements into profiles showing dramatic changes in pressure gradient...
1994