Abstract: Pump Test Analysis: Application of Petroleum Industry Techniques as a Diagnostic Tool; #90319 (2018)

Aadil Nabi, Georgios Zacharioudakis

Search and Discovery.com

... graph. Derivative analysis is a well-established tool in the petroleum industry. The introduction of derivative analysis to pumping test data has allowed...

Is That Interference? A Workflow for Identifying and Analyzing Communication Through Hydraulic Fractures in a Multi-Well Pad

Ali Awada, Martin Santo, Dylan Lougheed, D. Xu, Claudio Virues

Unconventional Resources Technology Conference (URTEC)

... of the laterals in a multi-well pad completion. Background Several operators in the Western Canadian Sedimentary Basin (WCSB) have directed...

An immersed boundary topography approach for TTI acoustic propagation

Edward Caunt, Rhodri Nelson, Tim MacArthur, Fabio Luporini, Gerard Gorman

International Meeting for Applied Geoscience and Energy (IMAGE)

..., expressions for extrapolated values are substituted directly into interior stencils, baking the extrapolations into the derivative operators...

Anomalous Diffusion or Classical Diffusion in an Anomalous Reservoir? Evaluation of the Impact of Multi-Phase Flow on Reservoir Signatures in Unconventional Reservoirs

Christopher Clarkson, Bin Yuan, Zhenzihao Zhang, Farshad Tabasinejad, Hamid Behmanesh, Hamidreza Hamdi, Dave Anderson, John Thompson, Dylan Lougheed

Unconventional Resources Technology Conference (URTEC)

... included rate-normalized pressure (RNP) and its derivative (𝑅𝑁𝑃′𝑅 ), the integral of ratenormalized pressure (IRNP) and its derivative...

Control of Strike-Slip Derivative Structures on the Hydrocarbon Accumulation in the Bohai Sea, Eastern China

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Mathematical Derivation of the Unique Frequency Curve

G. R. Brotherhood, J. C. Griffiths

Journal of Sedimentary Research (SEPM)

.... Krumbein (ibid. p. 67) describes the cumulative curve as the integral of its corresponding frequency curve and consequently the frequency curve...

State of the Art in Characterization of Frac Stage Geometry, Skin and Conductivity Using Pressure Leakoff

Mohamed Mohamed, Mazher Ibrahim, Erdal Ozkan

Unconventional Resources Technology Conference (URTEC)

... a meaningful pressure derivative; thus, in these cases, the post-pad falloff data will have to be used to yield the fracture half-length and not the fracture...

Calibration of Seismic Fracture Model Using Dynamic Data and Borehole Images: An Example of Fractured Carbonate Reservoir, #41861 (2016).

Victor Ivanov,

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... thickness) value and derivative signature. Fractures are expected if ratio of “well test kh” to “log derived kh” is high.  Production Performance...

Abstract: Surface Sediment Distribution In The Gulf Of Mexico Inferred From Visible Light Reflectance Spectra, by W. L. Balsam; #90928 (1999).

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Thermal Conductivity of Organic Shales and Coals – How Their Presence and Persistence Effect Thermal Maturity

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Field Measurement of the Formation Stress Depletion and the Pore Pressure Depletion in the Eagle Ford

Shintaro Kuroda, Hayate Ohtani

Unconventional Resources Technology Conference (URTEC)

... operators regarding well spacing, fracture design optimization and reserves evaluation. Additionally, this study can be applied to climate change...

Pyseis: A high-performance, user-friendly Python package for GPU-accelerated seismic modeling and subsurface imaging

Stuart Farris, Guillaume Barnier, Ettore Biondi, Robert Clapp

International Meeting for Applied Geoscience and Energy (IMAGE)

.... INTRODUCTION Wave equation operators form the cornerstone of advanced geophysical studies and applications, serving as essential components in full...

Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)

Peter W. Cary, Albert Zhang

Search and Discovery.com

..., 1999, Wang 2004). The nonaliased high frequency limit is related to the derivative of travel-time ( t ) to image surface location (  ), 1 f max 1...

Using Pressure Pulses to Understand Subsurface Connectivity: A Midland Basin Multi-Company Case Study

Stefan Hussenoeder, Bill Curry, Hilary Chang, Shelly Dutta, Navaneeth Babu

Unconventional Resources Technology Conference (URTEC)

... in the Stanton SRA can help operators make more informed operational decisions in response to induced seismicity. Introduction The Permian Basin...

Integral equation based wellbore preconditioner for 3D electromagnetic response modeling

Marcus Elliott, Mark Everett

International Meeting for Applied Geoscience and Energy (IMAGE)

...Integral equation based wellbore preconditioner for 3D electromagnetic response modeling Marcus Elliott, Mark Everett Integral equation based...

Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data

Toktam Zand, Andrzej Gorszczyk, Ali Gholami, Hasan Ghasemzadeh, Alison Malcolm

International Meeting for Applied Geoscience and Energy (IMAGE)

... (Figure 3). 0 We utilize an efficient algorithm for solving equation 6 which only needs the effects of the operators LT and L without any matrix...

Abstract: Least Squares Pre-Stack Time Migration for Imaging and Reconstruction of Converted Waves; #90224 (2015)

Aaron Stanton

Search and Discovery.com

... and adjoint migration operators are required. Given the simplicity of the Kirchhoff adjoint operator, the forward operator is straightforward to de...

Refracturing Vs. Infill Drilling - A Cost Effective Approach to Enhancing Recovery in Shale Reservoirs

Edgar Urban, Daniel Orozco, Alfonso Fragoso, Karthik Selvan, Roberto Aguilera

Unconventional Resources Technology Conference (URTEC)

... in the unconventional petroleum industry. With the current downturn in global commodities markets, it is imperative for operators to reduce costs...

The direct linear electromagnetic inverse with constraints

Peter Walker

International Meeting for Applied Geoscience and Energy (IMAGE)

... integral equations of the second kind. In the case of electromagnetic induction in a thin sheet, the method solves directly for the thin sheet...

Unlocking the Secrets of the Barents Sea

Halfdan Carstens

GEO ExPro Magazine

...) with the magnetic tilt derivative map, reduced to the pole, High Pass filter 15 km, gravity free air anomaly map, HP filter 15 km (middle) and (top) 3D...

Forced Fluid flow and Diagenesis in Porous Reservoirs Controls on the Spatial Distribution

J. R. Wood, T. A. Hewett

Special Publications of SEPM

... geometries, since the distribution of the altered assemblage is proportional to the directional derivative of the function(s) describing the structures...

Abstracts: Fractional Fourier Transform in Coherent Noise Attenuation; #90173 (2015)

K. H. Miah and M. D. Sacchi

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... transform decomposes a signal into sinusoids and is used in many signal processing applications. The FRFT is a generalized integral transform...

Geology and Development of Lusk Strawn Field, Eddy and Lea Counties, New Mexico

Dewey E. Thornton , H. H. Gaston, Jr.

AAPG Bulletin

... in the province in search of more Lusk-type production. Elkins, T. A., 1951, The second derivative method of gravity interpretation: Geophysics, v. 16, no. 1, p...

Abstract: Integration of Seismic and Well Data to Characterize Tar Mat in Carbonate Reservoirs, by Tarek M. Matarid, Christoph T. Lehmann, Khalil I. Hosani, David Cobb, and Adrian Smith; #90105 (2010)

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Varimax-Rotated Visible Derivative Reflectance Spectroscopy of the Utica Shale / Point Pleasant Formation in Ohio

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