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The AAPG/Datapages Combined Publications Database
Showing 625 Results. Searched 196,436 documents.
Organic geochemistry and petrology of Devonian shale in eastern Ohio: Implications for petroleum systems assessment
Paul C. Hackley, and Robert T. Ryder
AAPG Bulletin
... method for microscopical determination of the reflectance of vitrinite dispersed in sedimentary rocks, petroleum products, lubricants, and fossil fuels...
2021
Facies Evolution of Late Cretaceous Black Shales from Southeast Egypt: Chapter 14
H. Herwig Ganz, Peter Luger, Eckart Schrank, Paul W. Brooks, Martin G. Fowler
AAPG Special Volumes
... of a LECO C/S 244 analyzer. All samples were extracted by soxhlet apparatus using CH2Cl2 as a solvent, and aliphatic, aromatic, NSO, and asphaltene...
1990
A Statistical Approach to Understanding Fluid Geochemistry Changes in Unconventional Plays
Craig D. Barrie, Catherine M. Donohue, J. Alex Zumberge
Unconventional Resources Technology Conference (URTEC)
... geochemistry’ methods, initially developed for conventional systems, to be applied to these unconventional plays. However, direct applicability of this method...
2020
Organic-Rich, Radioactive Marine Shale: A Case Study of A Shallow-Water Condensed Section, Cretaceous Shaftesbury Formation, Alberta, Canada
Dale A. Leckie, Chaitanya Singh, Fariborz Goodarzi, John H. Wall
Journal of Sedimentary Research (SEPM)
...: implications for more ancient strata: SEPM Spec. Publ. 41, p. 223-239. FREDERICKSON, A. F., AND REYNOLDS, R. C., 1960, Geochemical Method for Determining...
1990
Petroleum-Related Origin for Uraniferous Organic-Rich Nodules of Southwestern Oklahoma
Joseph A. Curiale , Salman Bloch , Janina Rafalska-Bloch , William E. Harrison
AAPG Bulletin
... before and after repetitive washings with 2 N HCl. The carbonate-free sample was analyzed using a LECO WR-12 Carbon Analyzer, to determine the total...
1983
Structure, burial, and gas accumulation mechanisms of lower Silurian Longmaxi Formation shale gas reservoirs in the Sichuan Basin (China) and its periphery
Xianglu Tang, Zhenxue Jiang, Shu Jiang, Hongyan Wang, Zhiliang He, and Jie Feng
AAPG Bulletin
... bitumen reflectance according to Jacob’s method (Jacob, 1985). The Reqv and fission tracks of apatite were used to calibrate burial histories. In situ...
2021
Identifying the key source rocks in heterogeneous saline lacustrine shales: Paleogene shales in the Dongpu depression, Bohai Bay Basin, eastern China
Tao Hu, Xiongqi Pang, Tianwu Xu, Changrong Li, Shu Jiang, Qifeng Wang, Yuanyuan Chen, Hongan Zhang, Chuang Huang, Shuangyi Gong, and Zhongchen Gao
AAPG Bulletin
... (500–800 m). Based on mass balance theory, Pang et al. (2005) proposed the hydrocarbon generation potential method and evaluated the hydrocarbon...
2022
Wettability, Oil and Rock Characterization of the Most Important Unconventional Liquid Reservoirs in the United States and the Impact on Oil Recovery
J. O. Alvarez, D. S. Schechter
Unconventional Resources Technology Conference (URTEC)
... quantitatively by contact angle (CA), Amott-Harvey index (A-H), and USBM method and qualitatively by nuclear magnetic resonance (NMR), surface image test...
2016
Organic petrology and geochemistry of the Sunbury and Ohio Shales in eastern Kentucky and southeastern Ohio
Cortland F. Eble, Paul C. Hackley, Thomas M. Marty Parris, and Stephen F. Greb
AAPG Bulletin
..., ASTM International, West Conshohocken, Pennsylvania, accessed September 21, 2019, www.astm.org. ASTM D4239-18e1, 2018, Standard test method for sulfur...
2021
A novel integrated approach for chemofacies characterization of organic-rich mudrocks
Junwen Peng and Toti E. Larson
AAPG Bulletin
..., and nondestructive method to study core. Deposition of deep-water (i.e., below storm-wave base) organic-rich mudrock has long been considered to be controlled...
2022
Multiphase pools caused by gas invasion in deep Ordovician carbonates from the Tazhong area, Tarim Basin, China
Zhiyao Zhang, Yijie Zhang, Guangyou Zhu, Jianfa Han, and Linxian Chi
AAPG Bulletin
... of the samples were measured according to the ASTM 5185 method using inductively coupled plasma atomic emission spectroscopy and the ASTM D97-66 method...
2024
Water Sorption and Distribution Characteristics inside Shale Nano-capillaries and Nano-channels: Effect of Surface Force Interactions
Jing Li, Xiangfang Li, Rui Wang, Kai Zhang, Keliu Wu, Juntai Shi, Jun Xia, Yinan Xin, Dunqing Liu, Yanan Miao, Mingjie Jiang, Zimo Ge
Unconventional Resources Technology Conference (URTEC)
...]. Meanwhile, “Moisture Equilibrium Method” is a prevalent way to restore initial water content in reservoirs with “sub-irreducible water saturation...
2016
Organic geochemical characteristics, mineralogy, petrophysical properties, and shale gas prospects of the Wufeng–Longmaxi shales in Sanquan Town of the Nanchuan District, Chongqing
Yijun Zheng, Yuhong Liao, Yunpeng Wang, Yongqiang Xiong, and Ping’an Peng
AAPG Bulletin
... at 80°C (176°F) for 2 hr, and then they were washed at least six times with deionized water to remove residual HCl. A LECO CS-320 Carbon and Sulfur...
2018
An Integrated Geological and Petrophysical Study of a Shale Gas Play: Woodford Shale, Permian Basin, West Texas
Nicholas B. Harris, Nikki T. Hemmesch, Cheryl A. Mnich, Khodir Aoudia, Jennifer Miskimins
GCAGS Transactions
... comparison of mineralogical and geochemical results. TOC was analyzed in a Leco® instrument, and RockEval data was obtained from a RockEval 6 instrument...
2009
Depositional Environments and Sedimentary History of the Miocene Temblor Formation and Associated Oligo-Miocene Units in the Vicinity of Kettleman North Dome, San Joaquin Valley, California
Jon Kuespert
Pacific Section SEPM
..., relative abundance of pyrite, and Thermal Alteration Indices (TAlMFig. 5)(Staplin, 1982). The second involved Rock-Eval pyrolysis and LECO combustion...
1985
Understanding Source Rock Maturation from Generation and Microstructure Viewpoints
Son T. Dang, Carl H. Sondergeld, Chandra S. Rai
Unconventional Resources Technology Conference (URTEC)
... reflectance, FTIR and FTIR-TGA for maturity (Dang et al., 2015); LECO™ for TOC; Rock-Eval™ for organic identification. URTeC 2461404 6 Fig. 7-Rock...
2016
Use of Petroleum Geochemical Data to Assess the Presence of Conventional Migrated Oil in Produced Shale OilExample from the Midland Basin
Richard Patience, Geir Hansen, Stephen Secrest, Bret McDaniel
Unconventional Resources Technology Conference (URTEC)
... analysis. Total organic carbon content (TOC) A LECO SC-632 instrument was used. Diluted HCl was added to the crushed rock sample to remove carbonate...
2019
Integration of XRF and Shades of Grey Profiles for In-Depth Characterization of Shale Properties; #42507 (2020)
Amjed Cheema, Jean-Yves Chatellier, Jamil Afzal
Search and Discovery.com
... mentioned and Leco TOC done on many of the samples. Additionally, the study generated a series of workflows that successfully tested frac placement...
2020
Traces In the Dark—Sedimentary Processes and Facies Gradients In the Upper Shale Member of the Upper Devonian–Lower Mississippian Bakken Formation, Williston Basin, North Dakota, U.S.A
Sven O. Egenhoff, Neil S. Fishman
Journal of Sedimentary Research (SEPM)
..., A., 2009, Estimating palaeo–water depth from the physical rock record: Earth-Science Reviews, v. 96, p. 107– 139. Karma, R., 1991, Conodonts of the Bakken...
2013
Organic Geochemistry, Incipient Metamorphism, and Oil Generation in Black Shale Members of Phosphoria Formation, Western Interior United States
George E. Claypool, Alonza H. Love, Edwin K. Maughan
AAPG Special Volumes
.... Field Conference, p. 107-115. McDowell, A.N., 1975, What are the problems in estimating the oil potential of a basin?: Oil and Gas Jour., v. 73, no. 23...
1984
Organic Geochemistry, Incipient Metamorphism, and Oil Generation in Black Shale Members of Phosphoria Formation, Western Interior United States
George E. Claypool, Alonza H. Love, Edwin K. Maughan
AAPG Bulletin
... are the problems in estimating the oil potential of a basin?: Oil and Gas Jour., v. 73, no. 23, p. 85-90. McGookey, D. P., et al, 1972, Cretaceous...
1978
Petroleum Geochemistry of Upper Jurassic Bazhenov Shale Source Rocks and Corresponding Crude Oils, West Siberian Basin, Russia
John E. Zumberge, John B. Curtis, Stephen W. Brown
Unconventional Resources Technology Conference (URTEC)
... is shown in Figure 2. Source Rock Analysis Results Geochemical analyses of the Bazhenov core samples, before and after extraction, revealed Leco TOC values...
2014
EXTENDED ABSTRACT: Organic composition and source rock quality of Miocene coals, Hanoi Trough, onshore northern Vietnam
Henrik I. Petersen, Michael B. W. Fyhn, Hans Peter Nytoft, Lars Henrik Nielsen
The Society for Organic Petrology (TSOP)
... Trough. Location of the two studied wells is shown. determinations (Leco), Rock-Eval (SRA) pyrolysis, extraction and biomarker analyses (GC-MS...
2021
Geochemical Perspectives on Cuttings-Based Chemostratigraphy and Mineral Modeling in the Delaware Basin, Texas and New Mexico
Harold D. Rowe, Pukar Mainali, Michael Nieto, John D. Grillo, Harry B. Rowe Jr.
Unconventional Resources Technology Conference (URTEC)
... for mineral content using X-ray diffraction (XRD) methods, and for total organic carbon (TOC) using a LECO carbon analyzer. Hierarchical cluster analysis (HCA...
2019
Effects of Temperature and Gas Pressurization on the Interpretation of NMR Hydrocarbon Measurements in Organic-Rich Shale
Son T. Dang, Carl H. Sondergeld, Chandra S. Rai
Unconventional Resources Technology Conference (URTEC)
... Fourier Transform Infrared (FTIR), and TOC measured with a LECO® instrument. Table 1. Petrophysical characterization of four samples. These samples...
2019