Case Study: Successful Application of Coiled Tubing Conveyed Inflatable Straddle Packer for Selective Reservoir Treatments in Deviated and Horizontal Wells of Rajasthan Field, India

Alok Kumar Singh, Manish Dutt Kothiyal, Prakash Kumar, Anurag Sharma, Sagar Kale, Amarnath Kumar, Aditya Nikam

Indonesian Petroleum Association

... the OWC to 30ºAPI higher in the oil column (average~27ºAPI). The crude has a low gas-oil ratio, and the in-situ oil viscosity is primarily in the range...

Hydrochemical Indicators of Gas-Oil Productivity

A. M. Vel’kov

Petroleum Geology: A Digest of Russian Literature

..., the SO4–/HCO3− ratio as a rule does not exceed unity. The effect of the oil pool on the chemical composition of the water is also limited...

Accounting for Remaining Injected Fracturing Fluid in Shale Gas Wells

Yannan Zhang, Christine Ehlig-Economides

Unconventional Resources Technology Conference (URTEC)

... our analysis data from initial production to the time when well interference effect occurred. Figure 25 shows the log-log plot of water-gas ratio versus...

Mineralogy and geochemistry of modern Red River sediments (North Vietnam): Provenance and weathering implications

Jie He, Eduardo Garzanti, Tao Jiang, Marta Barbarano, Alberto Resentini, Entao Liu, Si Chen, Guanzhong Shi, Hua Wang

Journal of Sedimentary Research (SEPM)

..., p. 139–155. Jonell, T.N., Li, Y., Blusztajn, J., Giosan, L., and Clift, P.D., 2018, Signal or noise? Isolating grain size effects on Nd and Sr isotope...

Effect of void ratio to the strength parameters of sedimentary rocks

Haryati Awang, Ki Il Song, Rini Asnida Abdullah

Geological Society of Malaysia (GSM)

...Effect of void ratio to the strength parameters of sedimentary rocks Haryati Awang, Ki Il Song, Rini Asnida Abdullah Bulletin of the Geological...

Investigating Natural Fracture Effects on Well Productivity: Eagle Ford, La Salle County, Texas

Paolo Grossi

Unconventional Resources Technology Conference (URTEC)

....). A parameter, event/amplitude ratio (abbrev. event/amp), was developed to represent this relationship; the ratio of event count to average event...

Collecting history of vertebrate fossils at American Falls, Idaho: a reservoir of data to inform land-use policy

Andrew E. Stratton, Leif Tapanila, Jeffrey H. Stratton

PALAIOS

... on explaining ‘‘before’’ versus ‘‘after’’ excess zero counts. To simplify reporting of results, incidence rate ratio (IRR) is used to show the effect...

Oil–source-rock correlation of the Lower Paleozoic petroleum system in the Baltic Basin (northern Europe)

Shengyu Yang, Hans-Martin Schulz, Niels Hemmingsen Schovsbo, and Jørgen A. Bojesen-Koefoed

AAPG Bulletin

..., followed by an isothermal phase of 30 min. RESULTS Gas Chromatography with Flame Ionization Detector All samples show very high signal/noise ratios...

Seismic Geomorphology Applied to Lower Glen Rose Patch Reefs in the Maverick Basin, Southwest Texas

Enzo S. Aconcha, Charles Kerans, and Hongliu Zeng

GCAGS Transactions

... flooding, and the uppermost level belonging to the highstand system tract. The strong amplitude contrast and the high signal to noise ratio illustrated...

Sediment Transport Model For the Eocene Escanilla Sediment-Routing System: Implications For the Uniqueness of Sequence Stratigraphic Architectures

John J. Armitage,, Philip A. Allen, Peter M. Burgess, Gary J. Hampson, Alexander C. Whittaker, Robert A. Duller, Nikolas A. Michael

Journal of Sedimentary Research (SEPM)

... (Figs. 11, 12). The signal-to-noise ratio is small (Fig. 11A), but the resulting stratigraphic architecture shows a noticeable variation in grain-size...

Impacts of Stress, Natural and Induced Fractures on Mechanical Properties of Organic-Rich Shales

Mehdi Mokhtari, Adel A. Alqahtani, Azra N. Tutuncu

Unconventional Resources Technology Conference (URTEC)

... on the Poisson’s ratio of the Eagle Ford core sample tested. URTeC 1619158 Figure 7: Effect of fracture on compressional velocity of the Eagle Ford...

S1P and S2P separation and shear wave splitting correction for SVP data

Yuan Yuan Yue, Zhongping Qian, Hongmei Nie, Pengyuan Sun, Zhiwen Deng, Jianfeng Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... correction, a strategy that picking horizons on S1P and S2P stacked sections is adopted for obtaining the depth-variant time difference between fast- and slow...

A self-attention enhanced encoder-decoder network for seismic data denoising

Stefan Knispel, Jan Walda, Ruediger Zehn, Alexander Bauer, Dirk Gajewski

International Meeting for Applied Geoscience and Energy (IMAGE)

... noise contains less primary energy and thus leads to a better conservation of the desired seismic signal. INTRODUCTION While seismic field data...

A new system for efficiently acquiring vertical seismic profile surveys

Tim Dean, Nghia Nguyen, Brenton Armitage, Huw Rossiter

Petroleum Exploration Society of Australia (PESA)

... event on traces from different depths. Assuming the errors in the velocity come only from the time-picking then equation 2 becomes (3) E...

Machine-Learning Augmentation for 3D Seismic Fault Interpretation to Resolve Complex Strike-Slip Indenter Tectonics Structural Style: Impact to Field Development and Exploration in Banggai-Sula Basin

Krishna Pratama Laya, Fakhriar Naufaldi, Atha Khawarizmy, Wahyudin Suwarlan, Iswani Waryono

Indonesian Petroleum Association

... of automated fault detection, offering the advantage of rapid computation time and freeing geoscientist from the myopic task of manual fault picking to gain...

Inverse 4D seismic timeshifts: How much do our reservoirs rebound?

Jan Stammeijer, Duane Mikulencak, Chen Bao

International Meeting for Applied Geoscience and Energy (IMAGE)

... to indicate a later seismic arrival time of the Top Reservoir event on a Monitor survey. Such a signal combines the effects of stretch and velocity reduction...

AAPG 2016 International Conference and Exhibition

Search and Discovery.com

Machine-Learning Assisted Production Allocation Using a 3-D Full Field Geochemical Model of Produced Oils in the Eagle Ford and Austin Chalk of South Texas

Jason Jweda, Hui Long, Eric Michael

Unconventional Resources Technology Conference (URTEC)

... and amplifies signal-to-noise. This is a proven geochemical methodology for statistical analyses and reservoir continuity studies but requires time...

Technical De-Risking of a Demonstration CCUS Project for Final Investment Decision in Australia

Mohammad Bagheri, Roman Pevzner, Charles Jenkins, Matthias Raab, Paul Barraclough, Max Watson, Tess Dance

Australian Petroleum Production & Exploration Association (APPEA) Journal

... to noise levels and the effect of thresholding (Correa et al. 2017). The existing 4D surface seismic methods will detect the plume convincingly (Pevzner...

Insoluble Organic Matter (Kerogen) in Sedimentary Rocks of Marine Origin: Topical Papers

James P. Forsman , John M. Hunt

AAPG Special Volumes

.... However, this effect would not account for the large change in carbon-nitrogen ratio observed in many of the samples. For example, the Hoxbar shale...

Diffusive Leakage of scCO2 in Shaly Caprocks: Effect of Geochemical Reactivity and Anisotropy

Felipe Cruz, Son Dang, Mark Curtis, Chandra Rai

Unconventional Resources Technology Conference (URTEC)

... mixing with the H2O brine previously saturating the sample. For the continuous NMR T2 measurements over time (TE = 100 μs), the signal-to-noise ratio...

Applications of 3-D Seismic on Morrow Channel Sandstones, Second Wind and Jace Fields, Cheyenne and Kiowa Counties, Colorado

Mark P. Germinario, Sherrie R. Cronin, John R. Suydam

Rocky Mountain Association of Geologists

... on the desired shotpoint, and the effect of all the above uncertainties is magnified. 105 interval and converting this isochron to interval thickness through...

Abstract: Challenges and Strategies for Near-Surface Modeling for Static Corrections, by Ralph M. Bridle; #90105 (2010)

Search and Discovery.com

Hitting the Jackpot During Oil-Gas Price Collapse: The Consumer

Search and Discovery.com

Victorian Supplement: 2001 Rediscovering the Otway Basin

Horacio Haag, Geoff Collins, Maher Megallaa, Mike Woollands, Andrew Constantine, David Wong, David H. Moore, Tom Bernecker, Kourosh Mehin, Bob Harms, Eagle Bay Resources NL, Origin Energy Resources Ltd, Woodside Energy Ltd, Strike Oil NL, Santos Ltd, Bass Strait Oil Company, Esso Australia Ltd.

Petroleum Exploration Society of Australia (PESA)

... 2001 EXPLORATION ACTIVITIES • Avoid the usage of pre-stack FK filtering as it has detrimental effect on resolution when the coherent noise problem...