Automation of passive seismic processing via machine learning and physics-informed methods

Ivan Lim Chen Ning, Laura Swafford, Mike Craven, Kevin Davies, Evan Earnest, Dean Thornton

International Meeting for Applied Geoscience and Energy (IMAGE)

... on the one-way traveltime equation, our phase maps 𝛿𝑡 can be given as 𝛿𝑡 = 𝑡 − 𝑡0 = 𝑥 , 𝑣 (1) where 𝑡 is the phase arrival traveltime, 𝑡0...

Abstract: The Impact of Pore Structure and Geometry on Petrophysical and Electrical Properties Estimation for Conventional and Tight Porous Media; #90187 (2014)

Faisal Alreshedan and Apostolos Kantzas

Search and Discovery.com

... properties can then be extracted through statistical methods,x-ray micro-tomography,or process-based reconstructions. [1, 2] AAPG Search...

Burial and exhumation history of the Galilee Basin, Australia: Implications for unconventional hydrocarbon prospectivity

Amy I’Anson, Ian Deighton, R. Dietmar Müller, Adriana Dutkiewicz, and Christian Heine

AAPG Bulletin

... (reciprocal of velocity) with depth for stratigraphic units is an appropriate indicator of porosity (and therefore overcompaction), which can...

Geophysical Log Responses to Variatons in Lithology in Borings Clino and Unda, Great Bahama Bank

E. Robert Warzeski, Leslie A. Melim, Robert N. Ginsburg

Special Publications of SEPM

... porosity and permeability Geophysical logs include gamma ray caliper density neutron sonic velocity and neutron of the data from the two borings porosity...

Dolomite formation in the Miocene Kardiva platform, Maldives archipelago: a tale of closed-system and open-system dolomitization by current pumping of seawater

Juan Carlos Laya, David A. Budd, Kieron Prince,,, Carl Jacquemyn, Cameron Manche

Journal of Sedimentary Research (SEPM)

... and Xiao 2010; Al-Helal et al. 2012), to a depth of about 36 m below the crests (mbc) (Fig. 14C) with progressively reduced velocity downwards. At ∼ 80 mbc...

Fracture Development and Mechanical Stratigraphy of Austin Chalk, Texas

Kevin Corbett , Melvin Friedman , John Spang

AAPG Bulletin

... studies. Multiple linear regression analysis indicates that porosity is most strongly correlated with fracture strength. Smectite-content has the second...

Performance Based Reservoir Characterization in a Tight Gas Reservoir System „ Case Study from Lajas and Punta Rosada Formations in the Neuquén Basin, Argentina

Lucia Lamberghini, Daniel Parra, Ezequiel Alonso, Federico Sorenson, Cristian Espina, Lucas E. Viglione, Daniel Clem, Dilhan Ilk

Unconventional Resources Technology Conference (URTEC)

... first segment to second segment was determined using the depth of investigation equation for linear flow (Kang et al. 2011) with the existing well...

Stratigraphy, Structure, and Origin; a Geophysical Survey of the Mendeleev Ridge - Abstract

D. Dove, B. Coakley, J. Hopper

Alaska Geological Society

... trace editing to eliminate random electrical noise and frequency-wave number filtering to eliminate low velocity noise caused by the streamer...

ABSTRACT: A GEOPHYSICAL SURVEY OF THE MENDELEEV RIDGE, PROCESSING STEPS AND INTERPRETATION

Search and Discovery.com

Abstract: Shale Reservoirs: Improved Production from Stimulation of Sweet Spots, by Khaled Hashmy and Ashok Bhatnagar; #90202 (2014)

Search and Discovery.com

Abstract: Pore Pressure Inversion using AVO Information. The Influence of Overburden Changes on Pore Pressure Quantification; #90211 (2015)

Petar Angelov, Rob Arts, Kees Wapenaar

Search and Discovery.com

... on synthetic examples is carried out in order to invest igate the contribution of the most significant effects: 1) The Overbuden Effect , 2) Ray-bending...

A GEOPHYSICAL SURVEY OF THE MEND

Search and Discovery.com

Effects of paleoenvironment on continental shale oil enrichment and producibility in the Biyang depression

Jijun Li, Zhao Liu, Xinwen Zhang, Guoqui Feng, Jiewen Liu, Yan Ma, Shuangfang Lu, Wenhao Li, and Nengwu Zhou

AAPG Bulletin

... be identified by its morphology, associated minerals, and cathodoluminescence. With increasing depth, the resin, asphaltene, and wax contents...

Wellsite Log Evaluation of the Miocene Carbonates in Salawati Basin

S. O. Ajam, L. A. Henzell, Jerry Wang, Agus M. Syarif, H. Soedirdja

Indonesian Petroleum Association

... velocity - gamma ray - caliper - borehole volume log is run from TD to the base of surface casing. Four Arm Dip: This log is run from TD to surface casing...

Comprehensive Use of VSP Technology at Elk Hills Field, Kern County, California, by R.J. Brewer and Don Greenfield, #40091 (2003).

Search and Discovery.com

ABSTRACT: Seismic Expression of Structural Styles: A Modeling Approach, by Martha O. Withjack, Kristian E. Meisling, and Jon Reinke-Walter; #91038 (2010)

Search and Discovery.com

Processing Well Log Data Using Empirical Mode Decomposition (EMD) and Diffusion Equation; #120188 (2015)

Sangmyung D. Kim, Seok Jung Kwon, Kwang Min Jeon

Search and Discovery.com

...Processing Well Log Data Using Empirical Mode Decomposition (EMD) and Diffusion Equation; #120188 (2015) Sangmyung D. Kim, Seok Jung Kwon, Kwang Min...

Aquifer/aquitard Units of the Dakota Aquifer System in Kansas: Methods of Delineation and Sedimentary Architecture Effects on Ground-water Flow and Flow Properties

P. Allen Macfarlane , J.H. Doveton , Howard R. Feldman , J.J. Butler, Jr. , J.M. Combes , D.R. Collins

Journal of Sedimentary Research (SEPM)

... lines were computed for plots of depth vs. log hydraulic conductivity to remove any linear vertical trends in log hydraulic conductivity...

Flexural and Full Wave Logging Using the Low-Frequency Dipole Sonic

David E. Sharbak

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., natural fracture identification and porosity determination. Exploration geologists use shear wave velocity to tie two-way travel time to depth. Shear...

Fracturing Fluid Chemistry and Job Placement Design Optimized for Formation Skin Damage Reduction Improves Well Performance: A Permian Midland Basin Case Study

John Blevins, Timothy C. Svarczkopf, Kira Demitrus, Jordan Gist

Unconventional Resources Technology Conference (URTEC)

... possible to reduce fracture face skin damage. Formation Geochemistry Drill cuttings should be collected throughout the lateral for x-ray diffraction...

Defining the Relationship Between Fault Throw and Fault Damage Zone Width from Seismic Data by Utilising Seismic Attributes

Chrisnawaty Sirait, Gaynor Paton

Indonesian Petroleum Association

... and lithology factors and Schueller et al. (2013) claimed that there is a non-linear relationship between the fault damage zone width and fault throw...

Seismic Acquisition in the Papuan Fold Belt: A New Approach

G. S. Hill, S. J. Price, M. S. Foster, R. W. Stephenson, D. Ellis, J. A. Lyslo

Papua New Guinea (PNG) Petroleum Convention Proceedings

... velocity model of the Darai and leru Formations. Geophones were deployed at the shot sites themselves to provide additional ray-paths for the modelling...

Mathematical model for calculating the horizontal principal stress of a faulted monoclinal structure in southwest Qaidam Basin, China

Xiangyu Fan, Qiangui Zhang, Meiheng Duan, Yang Yang, Qiang Duan, Xiaohong Chen, and Da Lv

AAPG Bulletin

... depth; x (m) is the length from the measurement point to the fault plane in the integral function of equation 5; m0 (m) is the formation displacement...

Geosteering Using True Stratigraphic Thickness

Charles R. Berg, Andrew C. Newson

Unconventional Resources Technology Conference (URTEC)

... is to compare a log trace in the horizontal well, usually a gamma ray log, to the same log in a nearby vertical well (the pilot or template...

Application of Inorganic Whole-Rock Geochemistry to Shale Resource Plays: an Example from the Eagle Ford Shale, Texas

G. Hildred, K. Ratcliffe, , and K. Schmidt

Houston Geological Society Bulletin

... be calculated from trace element geochemistry. This is achieved by determining a linear regression equation between selected trace elements and measured...