Recognition on Wireline Logs and Mapping of Oolitic Facies in a Carbonate Sequence, Ste. Genevieve Limestone, Illinois Basin: Chapter 5

William F. Bandy Jr.

AAPG Special Volumes

... available for study are electrical resistivity surveys of the pre-1960s era (typically a 16^Prime short normal, 64^Prime long normal, 18^prime8^Prime...

Graphic Determination of Stratigraphic and Vertical Thicknesses in Deviated Wells: GEOLOGIC NOTES

Russell B. Travis

AAPG Bulletin

...Graphic Determination of Stratigraphic and Vertical Thicknesses in Deviated Wells: GEOLOGIC NOTES Russell B. Travis 1978 845 848 62 5. (May) Routine...

Deep Basin Gas Trap, Western Canada

John A. Masters

AAPG Bulletin

...-bearing area with local gas traps through a transition zone to a gas-bearing area. This change is demonstrated by electrical resistivity logs...

The Search for New Oil and CO2 Storage Resources: Residual Oil Zones in Australia

Aleksandra Kalinowski, Eric Tenthorey, Mojtaba Seyyedi, Michael Ben Clennell

Australian Petroleum Production & Exploration Association (APPEA) Journal

... petrophysical evidence of some remaining OIP (Fig. 4). Resistivity-based methods are the mainstay of oil satura­ tion determination (see Kennedy 2015...

Evaluation of the Morrow Sandstone in Sorrento Field, Cheyenne County, Colorado

Dan J. Hartmann, Edward B. Coalson

Rocky Mountain Association of Geologists

... saturation, or about 40% water saturation. This can be explained by assuming that the log resistivity was too low due to bed resolution problems. If true...

Accuracy of Determination of Relative Gravity by Torsion Balance

Donald C. Barton

AAPG Bulletin

...Accuracy of Determination of Relative Gravity by Torsion Balance Donald C. Barton 1932 1235 1249 16 12. (December) Determination of relative gravity...

Abstract: Reservoir Characteristics of a Quaternary Channel: Incorporating Rock Physics in Seismic and DC Resistivity Surveys; #90211 (2015)

Jawwad Ahmad and Douglas Schmitt

Search and Discovery.com

...Abstract: Reservoir Characteristics of a Quaternary Channel: Incorporating Rock Physics in Seismic and DC Resistivity Surveys; #90211 (2015) Jawwad...

An Efficient Workflow for Geological Characterization in Unconventional Reservoirs from a New Through-the-Bit Logging Electrical Micro-Imaging Tool, #42334 (2018).

Shiduo Yang, Patrick McBride, Josselin Kherroubi, Alexis He, Isabelle Le Nir, Daniel Quesada, Redha Hasan AI Lawatia, Andy Wray,

Search and Discovery.com

... a novel borehole resistivity image. In horizontal wellbores, bedding boundaries are usually parallel to well trajectory, making bed boundary...

Screening Techniques: Chapter 9

Myron K. Horn

AAPG Special Volumes

... LOGGING EQUATIONS A basic equation of petrophysics is the relation between water saturation {Sw}, formation factor {F}, and true resistivity...

Enhancing Lithology Classification through a Deep Learning Framework

P. Zhang, T. Gao, R. Li

Unconventional Resources Technology Conference (URTEC)

.... The logs include measurements such as: • • • • Gamma Ray (GR) Resistivity (LLD, LLS) Density (RHOB) Neutron Porosity (NPHI) URTeC 4252996 • • 3...

Resistivity Image Data, Vøring Basin, Offshore Norway, by Ian Goodall, Ian Westlake, Grete Block Vagle, Ivar Mundal, and Matthew Mulcahy, #10049, (2003).

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Fluvial architecture and four-dimensional saturation modeling of a steam flood: Kern River field, California

D. K. Larue, J. P. Allen, and D. Beeson

AAPG Bulletin

... conglomerate horizons (lithologies in Figure 12A are assigned using a resistivity cutoff: mud clast conglomerates cannot be differentiated from true...

Mineralogical, Geothermal, and Porosity Analysis of the Eagle Mills Formation, Newton County, Mississippi

Tim Palmer, David Dockery

GCAGS Transactions

... with depth, temperature, and salinity. The inverse is true of the resistivity. Based on this, the resistivity of the Eagle Mills pore-water was modeled...

Which Fault Matters: Evaluation of Reservoir Compartmentalization by Integration of Borehole Image and Real-Time Isotope Data δ13C1; #42395 (2019)

Natalie Ha, Chandini Murlidhar, Arjan Brem, Valsan Vevakanandan, Ting Ting Zhang

Search and Discovery.com

... was used to identify and validate presence of faults and its barrier behaviour during drilling. High resolution resistivity and density-based borehole...

Log Responses to Salt

J.A. Gilreath

New Orleans Geological Society

... generated from ULSEL survey, Eugene Island Block 172, offshore Louisiana. End_of_Record - Last_Page 121------- RESISTIVITY Prior to the advent...

Evaluation of Reserve-Growth Potential in Barrier/Strandplain Compartmentalized Reservoirs of the Frio Formation, Lavaca Bay Field, South Texas

J. Ulises Ricoy, Joseph S. Yeh, R. P. Major

GCAGS Transactions

... and, therefore, interpreted as "true resistivity"). Top elevations and fault locations were used to construct structure-contour maps of the 26 sandstone/shale...

Behind Casing Formation Evaluation in a Hazardous Drilling Environment in the North Sumatra Basin

Indra Shahab, Ibnu Suhartanto, Rizal Risnul Wathan, Ahmad Syarif, Udit Guru, Mario Petrcola, Teuku Abdul Aziz, Riko Mudayana, Syofvas Syofyan

Indonesian Petroleum Association

... tools. In the case of thin pay, less than 4 ft, this tool may not be able to measure the true resistivity because it is beyond its vertical resolution...

Geosteering in a Thin Facies Layer Through Proactive Collaboration Process of Reservoir Interpretation

Adrean Pudyaksa, Hendri Harsian, Takefumi Shibuya, Ni Made Wilasari, Olivia Azwar

Indonesian Petroleum Association

... thin grainstone facies layer. The thinnest target is approximately 5 to 7 ft true vertical depth (TVD). There were other challenges due to limited...

Improving Net Pay Estimation by Identification of Producing Oil Water Contact POWC in Heterogenous Carbonates

Aman Arora, Steven Henderson, George B. Asquith

Unconventional Resources Technology Conference (URTEC)

... capillary pressure curves. This paper introduces a sonic porosity and resistivity derived bulk volume water overlay for the identification of top...

ABSTRACT: Use of Well Cuttings for Determining Compositional Trends in the Monterey Formation, California, by Caroline M. Isaacs; #91038 (2010)

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Petrophysics in Gas Shales

Eric Eslinger, Robert V. Everett

AAPG Special Volumes

..., and the other is that in wet rocks (no HCs present), the resistivity of water-saturated rock (Ro) is similar to true resistivity (Rt) (Ro Rt). The latter...

Oil and Gas Field Waters in Central San Joaquin Valley Fresno, Kings and Madera Counties, California

John C. Sullivan

Pacific Section of AAPG

... Resistivity of Selected California Oil-Field Brines: U. S. Geol. Survey Rept. of Inv. (1960). Hill, F. L., Kettleman Middle Dome Oil Field: California...

Problematical Petrophysical Characteristics of the Smackover at Bayou Middle Fork Field, Claiborne Parish, Louisiana

James R. Turner

GCAGS Transactions

... Si2) (8) (Sw2)/(Si2) = (Ri/ (Rt)/(Rz/Rw) (9) The term Rt is the true resistivity of the uninvaded formation; Sw is the water saturation...

Estimation of Uncertainty in Coal Resources (1)

D. Mathew, M. P. Roberts

GCAGS Transactions

... reduction. Seam thickness measurements were recorded from geophysical logs: gamma, density, and resistivity. Hand-drawn isopach maps for two seams, seam no. 6...

A Review of Petrophysics of Cooper Basin Reservoirs in South Australia

Chris Porter

Petroleum Exploration Society of Australia (PESA)

... corrects the sonic readings for both shale and gas effects. Unfortunately, in neither case is this true. In fact , the evidence presented by Morton...