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Showing 1,343 Results. Searched 200,756 documents.
Geologic Controls on Oil Production from the Niobrara Formation, Silo Field, Laramie County, Wyoming
Carrie Welker, Lisa Stright, Tom Anderson
Unconventional Resources Technology Conference (URTEC)
... core. Core to Well Log Correlation Porosity Total porosity was calculated using neutron (NPHI) and density (DPHI) porosity logs following methods...
2013
Deterministic versus unsupervised machine learning approach for facies modeling within the Late Devonian Duvernay Formation, Western Canada Sedimentary Basin, Alberta
Elisabeth G. Rau, Stacy C. Atchley, David W. Yeates, Anna M. Thorson, and Katherine H. Breen
AAPG Bulletin
..., deep resistivity, bulk density, neutron-density porosity (calibrated to limestone matrix), and PE. In total, the data set includes 9858 wire-line log...
2024
Play Based Evaluation of Deepwater Timor Sea Fold - Thrust Belt: An Assessment for the Frontier Area
Ragil Pratiwi, Joko Wiyono, Feby Nugraha, Muhammad Kamal Fakhri, Suwarta
Indonesian Petroleum Association
... of this reservoir is at 1143 m. This reservoir is a sandstone intercalated with shale, clearly expressed in the gamma ray log. The density and neutron...
2019
Petrophysical Analogue Trends from Core Property Data for Emerging Play Evaluation; #41171 (2013)
Gregor Bachle and Brian Tepper
Search and Discovery.com
... Evaluate Mineralogy/Lithology Thermal Maturity Identify Reasonable Analogs Basic log responses (density, sonic, resistivity) Mineralogy, Maturity...
2013
Novel Approach to Laminated Sand Analysis Utilizing Measurements from Triaxial Induction Resistivity
Mario J.C. Petricola, Sarvenaz Moazami, Aditi Pal, Richard E. Netherwood, Udit K. Guru, Leigh Yaxley
Indonesian Petroleum Association
... model was applied to the standard resolution logs (density, neutron, GR, resistivity, etc). An average value was assumed for each log reading over each...
2012
Origin of overpressure and pore-pressure prediction in the Baram province, Brunei
Mark R. P. Tingay, Richard R. Hillis, Richard E. Swarbrick, Chris K. Morley, Abdul Razak Damit
AAPG Bulletin
... an accurate estimate of true rock porosity.Hermanrud et al. (1998) examined the response of density, neutron porosity, and sonic and resistivity log data...
2009
Sources of Data
Mike Shepherd
AAPG Special Volumes
... accessory minerals by wave winnowing.FIGURE 43. Gamma-ray, density, neutron, and sonic log response of a sandstone and shale sequence. This example...
2009
Applying Rock Physic Models for Optimized Pore Pressure Prediction
Joel K. Loeffler, Sam Green, Jakob Heller, Lev Vernik
GCAGS Transactions
... in the elastic logs, manifested by an increase in Vp and density, as well as a shift in the neutron log—these changes correspond to an increase...
2020
A Comparative Study of Machine Learning Model Results and Key Geologic Parameters for Unconventional Resource Plays
Jeff Bowman, Hamed Tabatabaie, Julie Anna Bowman
Unconventional Resources Technology Conference (URTEC)
... sweet spots. Figure 1—Marcellus type log showing gamma ray, resistivity, density, and neutron porosity (modified from Smye et al., 2019...
2021
A Geology-Based, Non-Seismic Attribute Method to Generate Facies, Lithology, and Petrophysical Parameters in the Chinook and Cascade Fields, Walker Ridge, Gulf of Mexico, USA
Elizabeth Ann Watkins, Julio Tamashiro, Marcelo Cristian Torrez Canaviri, Nicolas Martin, Eldar Guliyev, Renato Leite, Nhom Vince Nguyen, Abayomi Aina, Mauro R. Becker
GCAGS Transactions
... areas based on the gamma ray, resistivity, density, and neutron porosity responses. Also, sand/non-sand flag logs were generated from...
2015
Finding New Pay in Old Wells in Both Open and Cased Holes; #40677 (2010)
Richard Gartner and Herman Vacca
Search and Discovery.com
... clay, structural clay, altered framework grains, grain size. The normal wire line logging suite’s resolution is about 2 ft for the density/neutron...
2010
Magnetic Resonance Profiling A Resistivity Independent Technique for Hydrocarbon Identification and Characterization
Udit Kumar Guru
Indonesian Petroleum Association
... of gas is not clear in the interval 3401m, 3411m where the resistivity is less than 1 ohm-m and there is no apparent density-neutron cross over...
2007
Log-derived thickness and porosity of the Barnett Shale, Fort Worth basin, Texas: Implications for assessment of gas shale resources
Qilong Fu, Susan C. Horvath, Eric C. Potter, Forrest Roberts, Scott W. Tinker, Svetlana Ikonnikova, William L. Fisher, and Jihua Yan
AAPG Bulletin
... log-derived thickness, porosity, and porosity-feet. In the Barnett Shale, the density porosity (DPHI) log curve is a very useful tool to quantitatively...
2015
Explorations in TOC Assessment of CO2 Storage and Enhanced Gas Recovery for the Middle Devonian Marcellus and Upper Ordovician Utica Shales; #80666 (2019)
Brandon C. Nuttall, Thomas N. Sparks, Stephen F. Greb
Search and Discovery.com
... well-log data were compiled by the Utica Shale Consortium. Leco TOC data were depth-matched with gamma-ray and bulk-density data from logs. Neutron...
2019
Radial Distribution of Apparent Fluid Resistivities in Water Drive Reservoirs
Suparman, P. Fox, Djoko Sulistio, P. Sitorus
Indonesian Petroleum Association
... factors which are dependent on porosity, mineral and shale contributions to the measured log responses. If this can be accurately modeled, the enhanced...
1998
Untapping a behind Casing Hydrocarbon Potential by Integrating Well and Seismic Data with Static Model: Case Study in the Lower Lemat Formation in South Sumatera Basin
Muhamad Ardhian Bayu Aji, Bakhtiyar Irfan Alfani, Ilyas Anindita, Muchamad Ocky Bayu Nugroho
Indonesian Petroleum Association
... log data analysis in calculating target reservoir porosity. In this method, a crossplot is checked between the neutron - density logs from each well, so...
2024
Horizontal Potential in a Lower Midale (Vuggy) Reservoir of the Mississippian Midale Beds, Weyburn-Steelman Area, Southeastern Saskatchewan
Andrew Nimegeers and Erik Nickel
Williston Basin Symposium
... (Fig. 1). Density/neutron well logs were chosen whenever possible because they provide the best definition of limestone, dolostone, and anhydrite...
2003
Petrophysical Modeling to Improve the Understanding of Geothermal Exploration in a Sedimentary Field on Texas Gulf Coast Basin
Laura Ortiz Sanguino, Cesar Vivas, Danny Rehg, Denise Knight, Stephanie Perry, Adam Bradley, Heather Bedle, Saeed Salehi, Sean Marshall
Unconventional Resources Technology Conference (URTEC)
... (either triple or quad combo, ie. Gamma Ray (GR), Resistivity (RDEEP), Photoelectric factor (PE), Bulk Density (RHOB), Neutron Porosity (NPHI...
2022
History and Geology of the Tinggi Field Offshore Peninsular Malaysia
J. B. Brami, Mohd Yusof Muhaiyuddin
Southeast Asia Petroleum Exploration Society (SEAPEX)
... and clean. It has high porosity and the gas zone which is 35 metres thick, has eighteen divisions of cross-over on the density-neutron log, and much...
1984
Log Interpretation in Deltaic Sequences
P. Lalouel
Indonesian Petroleum Association
... plug and φ log is less than 2% which is a standard deviation of the porosity around a mean value for a high porosity sand. This difference decreases...
1979
Reservoir Quality and Porosity Prediction in Carbonate Using Seismic Inversion and Attributes Case Study: Singa Field, South Sumatra Basin
Y. Yanto, T. Iswachyono, M. Arief MMZ., J. J. Wood
Indonesian Petroleum Association
... developed a method to predict these for the BRF (Yanto and Febriwan, 2008). Multi-variation analysis using density, neutron porosity and gamma-ray log data...
2011
Eagle Ford Completion Optimization Strategies Using Horizontal Logging Data
Robin Slocombe, Andrew Acock, Casey Chadwick, Eric Wigger, Anup Viswanathan, Kevin Fisher, Richard Reischman
Unconventional Resources Technology Conference (URTEC)
... Evaluation CQ: Stress RQ: Porosity Lithology Hole Condition Dipole Sonic Data Monopole Density-Neutron Data Resistivity Data GR Figure 4: Example...
2013
Corrigan-Cowden Unit: The Next Generation
David J. Entzminger, Kevin Ferdinand, Dan Lawson, Bob Loucks, Paul Mescher, Kim Patty
West Texas Geological Society
... Cowden is based on the use of neutron-density crossplot porosity (Figure 15) because it seems to have the best correlation to core porosity (Table 2...
2000
A Cohesive Approach in Identifying a Missed-pay of Carbonate Reservoir in a Brownfield
Nida Muthia Lamis, Tribuwono, Elsa Fitrani Saib, Febrian Asrul, Haryo Tedjo Baskoro, Geraldus Yudhanto Sigit
Indonesian Petroleum Association
..., density and low neutron logs. Description from lithologic log for zone A is shale. Zone B in this well has resisitivity 4.8 ohmm, with shale...
2021
Determination of Potential Yield and Volatile Hydrocarbons from Well Logs in Potential Source Rocks
J. L. Lin, H. A. Salisch
Southeast Asia Petroleum Exploration Society (SEAPEX)
... of the McArthur Basin, Northern Territory, Australia. Sonic and Formation Density log responses were used to estimate these parameters separately. A quadratic...
1994