Distribution of Upper Cenozoic Carbonate-Cemented Sandstones, Kuche Depression, Northwest China: Insights from High-Resolution Borehole Micro-Resistivity Imaging

Guangfa Zhong, Zaitian Ma, Ruilin Liu, Ningfen Wu

Journal of Sedimentary Research (SEPM)

... sandstones are indeed recognizable by sharp peaks on acoustic transit time, bulk density, neutron, and resistivity logs (e.g., Bryant et al. 1988...

Scaled Physical Model of Secondary Oil Migration

Michele Moisio Thomas , Jamie A. Clouse

AAPG Bulletin

... are determined by changes in the velocity of ultrasonic waves passing through a porous medium. All transit times were corrected for instrument delay...

Some Structural Features of the Intrusions in the Iron Springs District; Guidebook to the Geology of Utah, Number 2

J. Hoover Mackin

Utah Geological Association

... to approximately 1/4800, tied to the border zone planetable maps by transit triangulation. Progress over a period of about two months averaged 1/5 square...

Facies Relationships and Stratigraphic Architecture of Distal, Mixed Tide- and Wave-Influenced Deltaic Deposits: Lower Sego Sandstone, Western Colorado, U.S.A.

Berit Legler,, Gary J. Hampson, Christopher A-L. Jackson, Howard D. Johnson, Benôit Y. G. Massart,,† Marcus Sarginson,,‡ Rodmar Ravnås

Journal of Sedimentary Research (SEPM)

..., but still tend to relate waves and tides to specific parts of a regressive–transgressive shoreline transit (e.g., Yoshida et al. 2007; Ainsworth et al...

Genetically Related Incised Valleys and Deltas: Sequence and Modern Analogue Modeling From the Nonmarine Santa Barbara Coalfield, Late Pliocene, Italy

Alessandro Ielpi, Massimiliano Ghinassi

Journal of Sedimentary Research (SEPM)

..., and by transit of sediment-starved or bypass-dominated hyperpycnal flows (Zavala et al. 2006). The coarsening-upward sheet stacks indicate lake...

The Songliao Super Basin in northeastern China

Bo Liu, Lingbo Liu, Jian Fu, Tiefeng Lin, Junling He, Xingzhou Liu, Yuchen Liu, and Xiaofei Fu

AAPG Bulletin

... logs by an increase in the sonic transit time compared to the overlying K2qn2 + 3 thick shale units (Figure 13). The pore pressure coefficient...

Chapter 15: Fracturing in the Bakken Petroleum System, Williston Basin

Stephen A. Sonnenberg, Julie A. LeFever, Ronald J. Hill

Rocky Mountain Association of Geologists

...) or induction log (DIL) resistivity in the thermally mature areas of the basin (low readings in thermally immature areas); high interval transit times (80...

Fracture Development in the Bakken Petroleum System, Antelope Field, Williston Basin

Stephen A. Sonnenberg

Wyoming Geological Association

...) resistivity in the thermally mature areas of the basin (low readings in thermally immature areas); high interval transit times (80 to 120 msec/ft...

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Characterization of Major Unconformities by Paleothermometric and Paleobarometric Methods: Application to the Mackenzie Plain, Northwest Territories, Canada

Shimon Feinstein, Dale R. Issler, Lloyd R. Snowdon, G. Keith Williams

CSPG Bulletin

... history. Sonic transit time, as measured by sonic logs, is sensitive to the porosity of a given lithology and therefore provides a measure of the degree...

Gravity-Driven Consolidation of Granular Slurries--Implications for Debris-Flow Deposition and Deposit Characteristics

Jon J. Major

Journal of Sedimentary Research (SEPM)

... to persist through transit and deposition. Here, I show that significant dissipation of such fluid pressure is restricted to postdepositional consolidation...

GEORGE HENRY BISSELLƒOILS PATRIARCH

Neil McElwee

Petroleum History Institute

... property.152 During the month of February last, when oil was selling at $9 per barrel at the wells, the navigation of Oil Creek was obstructed by ice...

Out-of-phase cyclical sediment supply: A potential causal mechanism for generating stratigraphic asymmetry and explaining sequence stratigraphic spatial variability

R. Bruce Ainsworth, Adam J. Vonk, Paul Wellington, Victorien Paumard

Journal of Sedimentary Research (SEPM)

...–transgressive shelf transit cycles) by converting the δ A /δ S curves into pseudo thickness / sandstone fraction plots (TSF plots). Constant sediment...

A Bibliography and Brief History of Indonesia Geology Literature

J.T. (Han) van Gorsel

Indonesian Petroleum Association

... Positioning System- GPS Today GPS satellite navigation allows very accurate determination of geodetic locations. When recorded over a period of time...

A Model of Hydrocarbon Generation from Type I Kerogen: Application to Uinta Basin, Utah

J. J. Sweeney, A. K. Burnham, R. L. Braun

AAPG Bulletin

... of these wells are shown in Figure 7. Overpressures at depth are seen in most logs from the Uinta basin. Figure 9 is a representative transit time...

Regional stratigraphy, elemental chemostratigraphy, and organic richness of the Niobrara Member of the Mancos Shale, Piceance Basin, Colorado

Aya El Attar, and Matthew J. Pranter

AAPG Bulletin

... empirical equations are used to quantify TOC:The variable R is the measured deep resistivity value in ohm meters, and Δt is the measured transit time...

Seismic Facies Analysis of Fluvial-Deltaic Lacustrine Systems--Upper Fort Union Formation (Paleocene), Wind River Basin, Wyoming: Chapter 14

Louis M. Liro, Yvonna C. Pardus

AAPG Special Volumes

..., p. 243-256. Meyer, B. L., and M. H. Nederlof, 1984, Identification of source rocks on wireline logs by density/resistivity and sonic transit time...

Geopressures and Hydrodynamics in the Gulf Basin Tertiary

Calvin A. Parker

New Orleans Geological Society

... to be a function of the difference between the observed and extrapolated normal transit time at the same horizontal depth. The often inaccurate "vertical...

Faunas of Tidal Current and Wave-Dominated Continental Shelves and Their Use in the Recognition of Storm Deposits

John B. Wilson

CSPG Special Publications

..., the floor of a furrow supports a sparse, impoverished, transient fauna which reflects the periodic presence of sand in transit along the furrow...

Stratigraphic Relationships of a Miocene Mixed Carbonate-Siliciclastic Interval in the Badak Field, East Kalimantan, Indonesia

James A. Hook, Moyra E. J. Wilson

Indonesian Petroleum Association

.... The gamma response of these coals usually has a gradational base and sharp top. Based on long interval transit times recorded on sonic logs...

Geology of Venture, a Geopressured Gas Field, Offshore Nova Scotia: Chapter 5

Kenneth J. Drummond

AAPG Special Volumes

... interval transit time with depth, indicative of undercompaction relative to depth of burial. Fig. 5. Generalized stratigraphic section of the Scotian Shelf...

Total Organic Carbon Content Estimation of Bakken Formation, Kevin-Sunburst Dome, Montana using Post-Stack Inversion, Passey (DLogR) Method and Multi-Attribute Analysis

Silas Adeoluwa Samuel, Rui Zhang

Unconventional Resources Technology Conference (URTEC)

... which is less dense than matrix minerals. In the presence of organic matter, P-wave transit time would increase and Neutron log curves would display...

Integrating Experiments and Well Logs to Predict Caney Shale Static Mechanical Properties During Production with Supervised Machine Learning

Sherif M. Kholy, Hunjoo P. Lee, Mileva Radonjic

Unconventional Resources Technology Conference (URTEC)

...), photoelectric factor (PEF), compressional transit time (DTC), and shear transit time (DTS). In addition, the static Young’s modulus (Estat...

AAPG Memoir 76, Chapter 13: Consolidation State, Permeability, and Stress Ratio as Determined from Uniaxial Strain Experiments on Mudstone Samples from the Eugene Island 330 Area, Offshore Louisiana

Beth B. Stump and Peter B. Flemings

AAPG Special Volumes

... from sonic transit time data: Society of Professional Well Log Analysts 27th Annual Logging Symposium Transactions, paper G, unpaginated. Raymer, L...

Synthetic Seismograms from Vibracores: A Case Study in Correlating the Late Quaternary Seismic Stratigraphy of the New Jersey Inner Continental Shelf

Dominic Esker , Robert E. Sheridan , Gall M. Ashley , Jeffrey S. Waldner , David W. Hall

Journal of Sedimentary Research (SEPM)

..., and depositional sequence systems tracts. B) Bulk density and C) compressional wave velocity vs. depth. Velocity is plotted as the inverse transit time, in µs/ft...