Evaluating hydrocarbon trap integrity during fault reactivation using geomechanical three-dimensional modeling: An example from the Timor Sea, Australia

Laurent Langhi, Yanhua Zhang, Anthony Gartrell, Jim Underschultz, David Dewhurst

AAPG Bulletin

... negative polarity and a high signal-to-noise ratio for the Cainozoic overburden.Spectral decomposition amplitude horizon slices (Partyka et al., 1999...

Hydrocarbon Genesis and Organic Facies in Cambrian Carbonates of the Eastern Officer Basin, South Australia

David M. McKirdy , Agu J. Kantsler , John K. Emmett , Alan K. Aldridge

AAPG Special Volumes

... content of rearranged steranes (cf. Fig. 6 and low signal-to-noise ratio in m/e 259 fragmentogram), a full complement of bacteriohopanes up...

Assessing Reservoir Producticity Using Innovative Exploration Technologies and Advanced Formation Evaluation Techniques

I Made Agus Sutha Negara, Iman Firdaus, Luhut P. Gultom, Anwar Sadat, Dedi Juandi

Indonesian Petroleum Association

... fluid composition, gas-oil ratio (GOR), density and viscosity. At the end, all of wireline results were being used to determine the drill stem test...

LARGE LOOP EM SURVEYS IN THE ATHABASCA BASIN

BRIAN POWELL

Saskatchewan Geological Society

.... The problems associated with continuous moving loop are: 1) careful design is essential to ensure an adequate signal to noise ratio; 2) susceptible...

Surface-Measured Resistivity May Be Key to Successful Stratigraphic Trap Exploration - A Recent Discovery Using Electromagnetic Imaging

M. Tahsin Tasci, John M. Zordan

West Texas Geological Society

... curves. At every sounding site, 60 to 120 individual transients are recorded and selectively stacked in order to improve the signal to noise ratio...

Normally Pressured vs. Abnormally Pressured Compartments in Sandstones in the Powder River Basin, Wyoming: A Comparative Study of the Muddy Sandstone and the Minnelusa Formation

Donald B. MacGowan, Zun S. Jiao, Ronald C. Surdam, Francis P. Miknis

Wyoming Geological Association

.... The acid washing removes oxides, hydroxides, and carbonates, which can contain paramagnetic nuclei that, where present, reduce the signal-to-noise...

Acoustic nonlinear full-waveform inversion on an outcrop-based detailed geological and petrophysical model (Book Cliffs, Utah)

Daria Tetyukhina, Stefan M. Luthi, Dries Gisolf

AAPG Bulletin

.... Additionally, a random noise of 30-dB signal-to-noise ratio was added to the data. The inversion was conducted on a 5-m (16.4-ft) output grid. First...

Seismic Monitoring of an Associated Gas Huff N PuffŽ for Enhanced Oil Recovery in the Middle Wolfcamp Shale of the Midland Basin, Texas

Abhash Kumar, Richard Hammack, Alex Bear, William Harbert

Unconventional Resources Technology Conference (URTEC)

... discrete signal at our local array in both time and frequency domains (Figure 3, panels a and b) as opposed to coherent noise recorded by two of the nearest...

Abstract: Shear Log Estimation by Rock Physics Assist Machine Learning Approach an Offshore Abu Dhabi Case Study; #91204 (2023)

Hiroyuki Inoue

Search and Discovery.com

... several empirical Hosted by Conference Organisers Supported by Chaired by Co-chaired by Event Organisers ADNOC Classification: Internal Under...

Detrital Quartz as an Indicator of Distance from Shore in Marine Mudrocks

Harvey Blatt, Matthew W. Totten

Journal of Sedimentary Research (SEPM)

... for illitization of smectite, although this is still uncertain. In either event, however, feldspars form less than 15 percent of the quartz-plus-feldspar fraction...

Computer Simulation of the Yates Formation (Permian, Delaware Basin) - Sequence Stratigraphy and Shelf-to-Basin Correlation Implications

James M. Borer, Paul M. Harris

West Texas Geological Society

... cycles are more symmetric. The modeling experiment shows that the effect of amplitude ratio on cycle stacking pattern is not linear. Instead...

Deep-Water Sediment Bypass

Christopher J. Stevenson, Christopher A.-L. Jackson, David M. Hodgson, Stephen M. Hubbard, Joris T. Eggenhuisen

Journal of Sedimentary Research (SEPM)

... at which the reflections from two successive interfaces can be seen; typically 1/30 of the dominant wavelength, depending on the signal-to-noise ratio...

Miller Field: A Subtle Upper Jurassic Submarine Fan Trap in the South Viking Graben, United Kingdom Sector, North Sea: Chapter 20

N. M. McClure, A. A. Brown

AAPG Special Volumes

... Formation could not be resolved on these data, and top reservoir mapping was based on picking the base Cretaceous seismic event and adding a uniform...

Pitfalls in CSEM Inversion; a Case Study of a False Positive (Paper A5)

V. Ganesan, H. T. Pederson, S. K. Chandola, N. N. Halim

Geological Society of Malaysia (GSM)

... exhibit electrical anisotropy to some extent. Certain sediments are more prone to have a higher electrical anisotropy ratio than others, e.g. shale has...

Resistivity Logs: Chapter III

George B. Asquith, Charles R. Gibson

AAPG Special Volumes

... of resistivity (Schlumberger, 1972). The multiple coils are used to focus the resistivity measurement to minimize the effect of materials in the borehole...

Integrating transitional-flow signatures into hybrid event beds: implications for hybrid-flow evolution on a submarine lobe fringe

Piotr Łapcik, Jaco H. Baas

Journal of Sedimentary Research (SEPM)

...Integrating transitional-flow signatures into hybrid event beds: implications for hybrid-flow evolution on a submarine lobe fringe Piotr Łapcik, Jaco...

Late Cretaceous Nannoplankton and the Change at the Cretaceous Tertiary Boundary

Hans R. Thierstein

Special Publications of SEPM

... variability in order to assess the bio geographic signal to noise ratio within the defined time slice a procedure that is often ignored in biogeographic studies...

Seismic-attribute-driven analysis of an ultra-deep carbonate reservoir: Middle Cambrian to Middle Ordovician strata, north-central Tarim Basin, northwest China

Xinyu Dong, Gary J. Hampson, Lidia Lonergan, Yanghua Wang

Journal of Sedimentary Research (SEPM)

... the resulting low signal-to-noise ratio, low dominant frequency, narrow effective frequency bandwidth, and seismic-wave interference, small- to medium...

Abstract: Separation of Seismic Diffractions and Specular Reflections: A Tool for Improved Processing, Imaging and Interpretation (Geophysics Poster 21)

Riaz Alai, M Hafizal Mad Zahir, Amar Ghaziah, Eric Verschuur

Geological Society of Malaysia (GSM)

... identification and understanding of recorded seismic data, it is beneficial to categorize the effect of 130 subsurface discontinuities into these two...

Reducing Uncertainty in Fracture Modelling: Assessing User Bias in Interpretations from Satellite Imagery

Search and Discovery.com

A Comparison of Core and Crosswell Seismic Data from a Carbonate Reservoir

Karla E. Tucker Paul M. Harris

West Texas Geological Society

... and interpretation: Geophysics, v. 60, no. 3, pp. 667–681. Hurd, B. G. and Fitch, J. L., 1959, The effect of gypsum on core analysis results: Petroleum...

A Comparison of Core and Crosswell Seismic Data from a Carbonate Reservoir

Karla E. Tucker, Paul M. Harris

CSPG Special Publications

...: Geophysics, v. 60, no. 3, pp. 667–681. Hurd, B. G. and Fitch, J. L., 1959, The effect of gypsum on core analysis results: Petroleum Transactions, AIME, v...

Paleoenvironmental Significance of Carbon Isotopic Composition of Siderite Nodules in Some Shales of Pennsylvanian Age

J. N. Weber, E. G. Williams, M. L. Keith

Journal of Sedimentary Research (SEPM)

..., any process providing a yield of less than 100 percent will produce carbon dioxide with a C13/C12 ratio different from that of the original siderite...

Determination of Initial Sr Isotopic Compositions of Dolostones from the Burlington-Keokuk Formation (Mississippian): Constraints from Cathodoluminescence, Glauconite Paragenesis and Analytical Methods

Jay L. Banner , G. N. Hanson, W. J. Meyers

Journal of Sedimentary Research (SEPM)

.... The relatively high Rb/Sr ratios of the dolostones necessitate an age correction of each sample's 87Sr/86Sr ratio. The determination of such initial...

A Fast Semi-Analytical Method for Refracturing Candidate Selection and Performance Estimation of Shale Wells

Chigozie Aniemena, Iman Oraki Kohshour

Unconventional Resources Technology Conference (URTEC)

... is also presented which attempts to differentiate between reserves access and reserves acceleration and their effect of refrac performance. The method...