Nanoscale Visualization of Gas Shale Pore and Textural Features

Bolivia Vega, Joy C. Andrews, Yijin Liu, Jeff Gelb, Anthony Kovscek

Unconventional Resources Technology Conference (URTEC)

... for 3D tomography due to the time limitations that are usually imposed on experiments at synchrotron facilities. Data processing was sorted out in two...

Integrated Reservoir Description and Flow Performance Evaluation: Glenn Pool Field — Self Unit Study

Asnul Bahar, Leslie Thompson, Mohan Kelkar

Tulsa Geological Society

... the stochastic model follows the field data much better. The incorporation of geophysical information, taken from tomography surveys, improves...

AAPG GEO 2010 Middle East, Geoscience Conference & Exhibition, Innovative Geoscience Solutions – Meeting Hydrocarbon Demand in Changing Times, March 7-10, 2010 – Manama, Bahrain, #90105 (2010)

Search and Discovery.com

Validating novel boundary conditions for three-dimensional mechanics-based restoration: An extensional sandbox model example

Benjamin P. Chauvin, Peter J. Lovely, Joseph M. Stockmeyer, Andreas Plesch, Guillaume Caumon, and John H. Shaw

AAPG Bulletin

... in suprasalt extensional environments. The deformed geometry is interpreted from three-dimensional tomography imaging, and a time series of cross section...

Application of generalized radon transform migration to crosswell seismic geometry

Shujaat Ali, Olga Podgornova, Takashi Mizuno, Joel Le Calvez

International Meeting for Applied Geoscience and Energy (IMAGE)

... in traveltime residuals was observed after this step (Figure 1). Some short wavelength residuals in the zero depth offsets in the tomography calibrated...

Collaboration Solves Long Standing Corrosion Problem

M. Brameld, S. Thomas, G. S. Malab

Australian Petroleum Production & Exploration Association (APPEA) Journal

... test program at Monash which utilised computed tomography (CT) scanning, to very accurately determine the volume of corrosion pits, has confirmed...

Application of Full Waveform Inversion to Resolve an Eroded Shallow Carbonate Platform, North Madura, East Java, Indonesia

David Cavalin, Nurrul Ismail, Tom Paten, Kola Agbebi, Dave Lim

Indonesian Petroleum Association

... reflection tomography techniques provide long to mid wavelength velocity updates but generally fail in updating shallow water environments while giving...

Predicting unconventional reservoir potential from wire-line logs: A correlation between compositional and geomechanical properties of the Duvernay shale play of western Alberta, Canada

Marco Venieri, Per K. Pedersen, David W. Eaton

AAPG Bulletin

... a significant positive correlation with calcium but an uncertain trend with aluminum. The ambiguity for resolving Poisson’s ratio, and the effects of silicon...

Chapter One: Introduction to AAPG Memoir 42/SEG Investigations in Geophysics, No. 9, 7th Ed.

Alistair R. Brown

AAPG Special Volumes

... of velocity, but the depth-to-time tie is not sufficient. We must identify seismic reflections on the basis of the character expected from the geologic...

Higher Spatial Resolution - A Frontier

Eric J. Barron, George T. Moore

Special Publications of SEPM

... as described in Chapter 2. The mesoscale models have limitations in terms of radiative transfer and surface physics (e.g. models are not yet designed 301...

A Time Migration Before Stack

Richard Cooper, Malcolm Hobson

Geological Society of Malaysia (GSM)

... a more accurate velocity field for migration and depth conversion. The robust nature of the method allows its application to routine data processing...

The Use of Multi-Level Potential Field Data in Regional, Geophysical Modeling; #40426 (2009)

J. Ebbing, R. Fjalar Reynisson, J. Reidar Skillbrei, Odliev Olesen

Search and Discovery.com

...) Petroleum Engineering and Applied Geophysics, NTNU, Trondheim, Norway Abstract Modeling of potential field data suffers from the ambiguity problem...

Petrophysical Evaluation of Carbonates from the Weyburn Oil Field Using Synchrotron X-Ray Computed Microtomography

Chad Glemser, Tom Kotzer, , Steve Whittaker, and Chris Hawkes

Saskatchewan Geological Society

...): Using X-ray computed tomography in hydrology: systems, resolutions, and limitations; J. Hydrol., v267, p285-297.   1 This project was funded...

High-Resolution Stratigraphic Characterization of Unconsolidated Deposits Using Direct-Push Electrical Conductivity Logging: A Floodplain-Margin Example

Marcia K. Schulmeister, James J. Butler Jr., Evan K. Franseen, Douglas A. Wysocki, James A. Doolittle

Special Publications of SEPM

... or surface geophysics. Time and cost limitations, however, often restrict the number of cores or wells to a spacing that is inadequate for investigations...

The emergence and impact of scientific machine learning in geophysical exploration

Umair bin Waheed

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Eikonal tomography with physics-informed neural networks: Rayleigh wave phase velocity in the northeastern margin of the Tibetan plateau: Geophysical...

Limitations on Resolution of Seismic Reflections and Geologic Detail Derivable from Them: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data

Robert E. Sheriff

AAPG Special Volumes

... exploration are in the general range of 30 to 300 m. Wavelength generally increases with depth because: (1) velocity increases, and (2) frequencies become...

Nano-Imaging of Shale using Electron Microscopy Techniques

Laura Froute, Anthony R. Kovscek

Unconventional Resources Technology Conference (URTEC)

... the smallest pores form a connected network, we acquire tilt series by STEM tomography. Processed images are segmented using machine learning pixel...

Subsalt imaging using elastic FWI: A case study from Walker Ridge, Gulf of Mexico

Chirag Parekh, Andrew Stephenson, Juan Perdomo, Claudia Flores, Christopher McMorland, Matt Vander Griend, Austin Boles, Andrew Fuhrmann

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the industry, worldwide, to update velocity models despite its obvious limitations. This type of approximation is useful in media that possess a mild...

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

... incorporated included: (1) a linear average velocity-time function; (2) a 2nd order polynomial time-depth function; (3) an instantaneous velocity-depth V0k...

Selection of Long Interval Limited-Entry or Point-Source Stimulation Treatments: A Review of Historic Data and an Economic Comparison

John Sutton

Wyoming Geological Association

... and limitations of the results. Database Description GRI's Emerging Resources in the Greater Green River Basin Upper Cretaceous Gas Atlas (Gas Research...

If It Is So Easy, Why Dont You Come Do It Yourself? A Response to What I Wish My Geologist Knew About Drilling: A Drilling Engineers View of GeosteeringŽ

Raymond L. Woodward, Samuel F. Noynaert

Unconventional Resources Technology Conference (URTEC)

... be converted to depth. The example in Fig. 6 is admittedly more extreme that many circumstances with roughly 230’ TVD error driven by the velocity model...

Geophysics: Target Shooting for the Drill

A. Easton Wren

CSPG Special Publications

... potential are being more and more appreciated. The whole key to the technology is the unique relationship of the velocity-density parameters...

Alternative Geometric Tool to Resolve Pipeline In-Line Inspection Blockage Issues Due to Maximum Bore Restrictions

Michael Oktavianes P., Agri Iaomy H, Fristy Rizcky N, Nolly Teguh S, Dupanus Salazar

Indonesian Petroleum Association

... seconds after the run was launched. 5 TABLE 1 ANOMALY DATA Based on Table 1, the feature depth was 70 mm (21.2% of the nominal inside the diameter...

Properties Upscaling in Porosity Systems with Under-resolved Features Using Image-Based Rock Physics

Shawn Shuang Zhang, Alan P. Byrnes, James J. Howard

Unconventional Resources Technology Conference (URTEC)

... a single Micro-Computed X-ray Tomography (µCT) volume images nearly all of the significant pores and pore throats, many low-permeability rock types...

FROM EGGS TO HATCHLINGS: NEST SITE TAPHONOMY OF AMERICAN CROCODILE (CROCODYLUS ACUTUS) AND BROAD-SNOUTED CAIMAN (CAIMAN LATIROSTRIS)

ASHLEY L. FERGUSON, DAVID J. VARRICCHIO, CARLOS I. PIÑA, FRANKIE D. JACKSON

PALAIOS

... and N3). All nests have been included in our datasets in order to compare the human-influenced and uninfluenced nests. After measuring the depth...