Towards a Simplified Petrophysical Model for the Vaca Muerta Formation

Sergio Cuervo, Ezequiel Lombardo, Dolores Vallejo, Luisa Crousse, Carlos Hernandez, Laurent Mosse

Unconventional Resources Technology Conference (URTEC)

... in the present workflow. We are proposing a method that allows estimating the weight and volume fractions of four mineral assemblages together with the volume...

Gasometric Determination of Carbon in Sediments By Hydroxide Absorption

Ronald L. Kolpack, S. Allen Bell

Journal of Sedimentary Research (SEPM)

... by a similar method, the Bien gasometric digestion assembly (Bien, 1952) has been connected to the LECO Carbon Determinator. The procedure described...

Geology and Activity of the Utica-Point Pleasant of Ohio; #10490 (2013)

Larry Wickstrom

Search and Discovery.com

... The presence, thickness, fracability, and source-rock richness, of the Point Pleasant Formation in Ohio are what make this state the center of this play...

Abstract: The Bakken Formation of Saskatchewan: A High Resolution Geochemical Evaluation; #90174 (2014)

Titi Aderoju and Stephen L. Bend

Search and Discovery.com

... method and the extract fraction subsequently fractionated using liquid column chromatography into saturate, aromatic and NSO fractions. Further analysis...

Oil retention and porosity evolution in organic-rich shales

Yuanjia Han, Brian Horsfield, Richard Wirth, Nicolaj Mahlstedt, and Sylvain Bernard

AAPG Bulletin

... at or below 300°C (572°F) in Rock-Eval analysis and the total organic carbon (TOC) is measured by the Leco method. Modified OSI values by adding...

Quantification and characterization of hydrocarbon-filled porosity in oil-rich shales using integrated thermal extraction, pyrolysis, and solvent extraction

Kyle E. Gorynski, Mark H. Tobey, Daniel A. Enriquez, Thomas M. Smagala, Jill L. Dreger, and Richard E. Newhart

AAPG Bulletin

..., the hydrocarbon composition is not characterized by either method. Here, we show how open-system programmed thermal extraction and pyrolysis, LECO total...

A Coupled Laboratory Measurement - Machine Learning Workflow to Predict Elastic Anisotropy by Lithotype in Shale

Abhijit Mitra, James Kessler, Sudarshan Govindarajan, Deepak Gokaraju, Akshay Thombare, Andreina Guedez, Munir Aldin

Unconventional Resources Technology Conference (URTEC)

... endtrim material to perform LECO analysis for quantification of organic richness. Machine Learning Regression analysis is a subset of statistical...

Shale Resource Systems for Oil and Gas: Part 1Shale-gas Resource Systems

Daniel M. Jarvie

AAPG Special Volumes

... provides a pragmatic method for estimating the elusive TOCo value and the original generation potential via determination of GOCo values when combined...

Abstract: Evidence of Ferruginous Redox Conditions in the Water Column of Mississippian Barnett Shale Using the Iron Speciation Method;

Onyinye Nwaobi

Search and Discovery.com

...Abstract: Evidence of Ferruginous Redox Conditions in the Water Column of Mississippian Barnett Shale Using the Iron Speciation Method; Onyinye...

Modeling Mineralogy and Total Organic Carbon (TOC) from X-Ray Fluorescence (XRF) Elemental Data for Improved Formation Evaluation in the Powder River Basin

Nicole R. Hart, Michael C. Dix, Pukar Mainali, Harold D. Rowe, Austin Morrell, Mei Matheny

Unconventional Resources Technology Conference (URTEC)

... richness are also compared to TOC values. These established relationships can be utilized to develop a model for predicting TOC in the Mowry Shale...

Explorations in TOC for Assessment of CO2 Storage and Enhanced Gas Recovery for the Middle Devonian Marcellus and Upper Ordovician Utica Shales for the Midwest Regional Carbon Sequestration Partnership

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ABSTRACT: Preliminary Evaluation of the Shale Gas Prospectivity of the Lower Cretaceous Pearsall Formation in the Onshore Gulf Coast Region, United States, by Catherine B. Enomoto, Krystina R. Scott, Brett Valentine, Paul C. Hackley, Kristin Dennen, and Celeste Lohr; #90158 (2012)

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Understanding Reservoir Properties of the Organic-Rich Qusaiba Shale, a Potential Shale Gas Reservoir, NW Saudi Arabia: An Outcrop Approach

Search and Discovery.com

Identification of Triggers for Organic Matter Burial of the Middle and Upper Devonian Horn River Shale, Northeastern British Columbia, Canada

Search and Discovery.com

Advanced Quantitative Stratigraphic Data Integration of Conventional and Unconventional Plays

Search and Discovery.com

Compositional Variations in Fabric-Element-Based Lithotype Classification for Devonian Shales: ABSTRACT

David S. Klanderman, Michael E. Hohn

AAPG Bulletin

..., total sulfur by rapid LECO method, organ c matter by loss-on-ignition between 100 and 550°C, and an additional loss-on-ignition between 550 and 1,000°C...

Abstract: Genetic Potential of Source Menilitic Shales in Carpathian Mountains: Comparison of Results of Thermal Decomposition Tests and well Log Data, by A. Baczynski, M. Ciechanowska, and J. Kusmierek; #90942 (1997).

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Evaluation of Source and Reservoir Properties of Potential Unconventional Units - An Artificial Maturation Approach

Irene Arango, Barry J. Katz

Unconventional Resources Technology Conference (URTEC)

... subject to an initial screening protocol to determine their organic richness (Leco TOC), organic quality (Rock-Eval’s HI), and thermal maturity...

Variability in Results from Mineralogical and Organic Geochemical Interlaboratory Testing of U. S. Geological Survey Shale Reference Materials

Justin E. Birdwell, Stephen A. Wilson

Unconventional Resources Technology Conference (URTEC)

... LECO and PP TOC values). This may be due to the more direct measurement approach of the LECO method (CO and CO2 detection by infrared after combustion...

Unconventional Methods for Unconventional Plays: Using Elemental Data to Understand Shale Resource Plays

Ken Ratcliffe, Milly Wright, Dave Spain

Petroleum Exploration Society of Australia (PESA)

... carbon. Using LECO TOC analysis respectively. XRD, in particular, for in-house algorith ms used by Chemostrat. the reg ression equat ion shown...

Hydrocarbon Generation Potential of the Coals and Shales around the Eucalyptus Campsite Area, Maliau Basin, Sabah

Zulkifli Salleh, Awang Sapawi Awang Jamil, Kamal Roslan Mohamed, Che Aziz Ali

Geological Society of Malaysia (GSM)

... geochemical methods to determine their hydrocarbon generating potential, maturity and depositional environment. The organic richness of the shale samples...

A New Laboratory Approach to Shale Analysis Using NMR Relaxometry

Kathryn E. Wahburn, Justin E. Birdwell

Unconventional Resources Technology Conference (URTEC)

...), and pyrolysis using the In Situ Simulator (ISS; Birdwell et al., 2011). The FA pyrolysis method is intended to mimic typical surface retorting processes. HP...

Comprehensive Laboratory Evaluation of Reservoir Rock Properties on Drill Cuttings Using High Frequency NMR Spectroscopy

Ashish Mathur, Safdar Ali, W.D. VonGonten, Mansoor Ali, Chad Belanger, Rahul Kumar, Israel Andrade, Saul Lopez

Unconventional Resources Technology Conference (URTEC)

... for geochemical analysis. TOC is measured using LECO method and Rock Eval Pyrolysis is also carried out on the cuttings. XRD mineralogy, LECO TOC...

Integrated Multi-Scale Reservoir Characterization: Wolfcamp Formation … Midland Basin

Joel Walls, Mark Ver Hoeve, Anyela Morcote, Michael Foster

Unconventional Resources Technology Conference (URTEC)

... (RHOB) and photoelectric effect (PEF) using a method described by Vinegar, 1986 and Coenen and Maas, 1994. The core RHOB and PEF curves were calibrated...

Organic matter pores and oil generation in the Tuscaloosa marine shale

Jiemin Lu, Stephen C. Ruppel, and Harry D. Rowe

AAPG Bulletin

... refinement method (Bish, 1994). Fourteen samples were analyzed by Rock-Eval pyrolysis and LECO total organic carbon (TOC) analysis by GeoMark Research...