Tectonic, Sedimentary, and Seismic Models for D Sandstone, Zenith Field Area, Denver Basin, Colorado

Stephen A. Sonnenberg

AAPG Bulletin

... nonproductive. General criteria established to identify producing intervals include the following: high resistivity (greater than 30 ohms), spontaneous...

Depositional Systems in the Yegua Formation, Brazos County, Texas

Rufus J. LeBlanc, Jr.

South Texas Geological Society Special Publications

... based on the shape of the spontaneous potential curve of the electric logs. An indirect estimate of the grain size may be inferred from the shape...

Depositional Systems in the Yegua Formation, Brazos County, Texas

Rufus J. LeBlanc Jr.

Houston Geological Society

... on the shape of the spontaneous potential curve of the electric logs. An indirect estimate of the grain size may be inferred from the shape of the spontaneous...

Late Paleozoic of Peace River Area, Alberta: Carboniferous

G. Macauley

AAPG Special Volumes

... and by an increased negative spontaneous potential of the electric log. As the resistivity of the lower shale unit at the north is that of a normal...

Extended Abstract: Analyses and Interpretations of a Conventional Core from Central Louisiana, which Contains Deposits Resulting from the Effects of the Chicxulub Impact

Gary L. Kinsland, Kody Shellhouse, Eric Muchiri, Forrest Frederick

GCAGS Transactions

... (Muchiri, 2018). We have XRF data collected by University of Texas at Austin personnel at the Austin core repository, well logs (gamma ray, spontaneous...

Abstract: Your Rocks and Jimmy Neutron

Mike F. Middleton, Jodie Hilson

Petroleum Exploration Society of Australia (PESA)

... in three states: (1) dry, (2) after spontaneous imbibition of liquid (usually water) into the core for a known period of t i me (usually one hour...

Regional Lithofacies Patterns of the Louark Group in Northeast Texas

David R. Swenson

GCAGS Transactions

.... Stratigraphic cross-section A-A with spontaneous potential (left) and resistivity (right) curves displayed for each well. Datum is the top of the Buckner...

Stratigraphy and Petroleum Potential of the Swift Formation (Upper Jurassic), Southern Alberta and North-Central Montana

Brad J. R. Hayes

CSPG Bulletin

...: the spontaneous potential curve traces directly on the shale line, the resistivity is uniformly very low, the gamma log shows a steady high gamma count...

Facies Architecture and Production Characteristics of Strand-Plain Reservoirs in North Markham-North Bay City Field, Frio Formation, Texas

Noel Tyler , William A. Ambrose

AAPG Bulletin

... sediments (Figure 1), which are composed of thick sandstones that characteristically exhibit a block spontaneous potential (SP) response (Figure 2...

Laboratory Study: Reusing Surfactant Performance on Waxy Oil for Improving Cost Efficiency on Surfactant Huff and Puff Stimulation

Aris Wakhyudin, Ahmad Murofiyanto, Ismail Halim, Iqbal Fauzi, Miftah Hidayat, Leksono Mucharam

Indonesian Petroleum Association

... water or not. Reusing Procedure Spontaneous Imbibition test were conducted using formation water, surfactant and reused surfactant in the EOR...

Geochemistry of Oil Shale in the Eastern Eromanga Basin

J. D. Saxby

Petroleum Exploration Society of Australia (PESA)

... 0.82 0.94 0. 10 0.09 0.09 0 . 10 0.08 0.09 0.09 0 . 09 1. 3~ 0.15 221 lithology and various geophysical logs (spontaneous potential, resistivity...

A New Look At The Regional Sequence Stratigraphic Framework Of The Classic Greenhorn T-R Cycle Across Northeastern Colorado, Southeastern Wyoming, And Southwestern Nebraska

Kellen Peat, M. C. Pope, A. D. Donovan, F. Marcantonio

Rocky Mountain Association of Geologists

.... A critical aspect of this work was using wells with: 1) gamma ray (GR), spontaneous potential (SP), and resistivity (Res) logs, and 2) expanded 2.5-inch...

Measurement of Effective Tortuosity in Unconventional Tight Rock using Nuclear Magnetic Resonance

Son Dang, Sanchay Mukherjee, Carl Sondergeld, Chandra Rai

Unconventional Resources Technology Conference (URTEC)

... for the calculation of tortuosity. For conventional rocks, tortuosity is usually derived from formation resistivity measurements, in which brine resistivity, brine...

Sealing by Shale Gouge and Subsequent Seal Breach by Reactivation: A Case Study of the Zema Prospect, Otway Basin

Paul J. Lyon, Peter J. Boult, Richard R. Hillis, Scott D. Mildren

AAPG Special Volumes

... tool.FIGURE 7. Zema-1 caliper (CALS), gamma-ray (GR), spontaneous potential (SP), and dipmeter logs. Interpretation of the cored interval through...

Geology of the Devonian-Carboniferous Boundary Beds in Alberta

N. C. Meijer Drees, D. I. Johnston

CSPG Special Publications

... Devonian strata in southwestern Alberta, using gamma-ray and spontaneous electrical potential curves of selected boreholes (from Meijer Drees, Johnston...

Lower Cretaceous gas shales in northeastern British Columbia, Part II: evaluation of regional potential gas resources

Gareth R. L. Chalmers, R. Marc Bustin

CSPG Bulletin

... not available. Spontaneous potential logs were used if gamma-ray logs were unavailable or did not cover the whole formation. Isopach maps (Figs. 5 and 6...

CORRELATION OF LITHOFACIES AND LITHOSTRATIGRAPHIC UNITS IN THE MANNVILLE GROUP, LLOYDMINSTER AREA, SASKATCHEWAN

Frances Haidl

Saskatchewan Geological Society

... of geophysical well data. A scheme of interpreted lithological units can be derived from spontaneous potential (SP) logs. SP logs provide a moderately...

Are Horizontal Wells Right For Development Of Groundwater Resources In The Garber-Wellington Aquifer?

James W. Roberts

Oklahoma City Geological Society

... logging surveys consisting of induction resistivity, gamma-ray, and spontaneous potential profiles are typically recorded in the open borehole to identify...

Well Logging by Radioactivity

William L. Russell

AAPG Bulletin

.... The radioactivity survey is just as satisfactory whether the well contains air, natural gas, oil, fresh or salt water, or mud fluid. The logs can be made...

Shelf and Lower-Shoreface Deposits in the Upper Midway Group and the Transition into Fluvial-Dominated Deltaic Deposits in the Hooper Formation (Lower Wilcox Group) in the Southeastern Texas Gulf Coast

William A. Ambrose

GCAGS Journal

...; SP = spontaneous potential, Res = resistivity, and Rwa = apparent resistivity of formation water. The location of the section is shown in Figure 1...

Three-Dimensional Architecture of Modern Large-Scale Fluvial Systems Incorporating Geological, Geophysical, and Geotechnical Investigations: An Example From Varanasi City, Central Gangetic Basin, India

Search and Discovery.com

Computer Assisted Paleoecologic Analyses and Application to Petroleum Exploration

Gray S. Robinson , Barry Kohl

GCAGS Transactions

... and paleoenvironments, etc. For most cross section work, the resistivity curve is deleted. The spontaneous potential or gamma ray curve is combined...

Technological Revolution in Petroleum Exploration: Chapter 11

Edgar Wesley Owen, C. V. Millikan

AAPG Special Volumes

..., Advances in technique and application of resistivity and potential-drop-ratio methods in oil prospecting: Am. Assoc. Petroleum Geologists Bull., v. 16...

Geology of the Point Arguello Discovery

W. E. Crain , W. E. Mero , Don Patterson

AAPG Bulletin

..., and siliceous members. In the Point Arguello field, the Monterey is subdivided on the basis of its spontaneous potential, resistivity, and gamma-log...

Exploration and Development of the Heber Geothermal Field Imperial Valley, California

J. O. Salveson, A. M. Cooper

Indonesian Petroleum Association

... geophysical surveys were run: gravity, reflection seismic, ground noise, resistivity and spontaneous potential. However, the best data for picking...