Solving a tuff problem: Defining a chronostratigraphic framework for Middle to Upper Jurassic nonmarine strata in eastern Australia using uranium–lead chemical abrasion–thermal ionization mass spectrometry zircon dates

Carmine C. Wainman, Peter J. McCabe, and James L. Crowley

AAPG Bulletin

... dates obtained from zircon grains were inconclusive for determining the age of the tuff bed. The fact that weighted mean U-Pb dates from each well obey...

Character of Clasts in Glaciomarine Sediments as an Indicator of Transport and Depositional Processes, Weddell and Lazarev Seas, Antarctica

Gerhard Kuhn, Martin Melles , Werner U. Ehrmann, Michael J. Hambrey , Gerhard Schmiedl

Journal of Sedimentary Research (SEPM)

..., and other specific glacigenic shapes, were recorded as well as lithology. The samples were from both shallow and deep waters along > 1500 km of the Antarctic...

Methane-hydrate Occurrence and Distribution in the Eastern Nankai Trough, Japan: Findings of the Tokai-oki to Kumano-nada Methane-hydrate Drilling Program

Y. Tsuji, T. Fujii, M. Hayashi, R. Kitamura, M. Nakamizu, K. Ohbi, T. Saeki, K. Yamamoto, T. Namikawa, T. Inamori, N. Oikawa, S. Shimizu, M. Kawasaki, S. Nagakubo, J. Matsushima, K. Ochiai, T. Okui

AAPG Special Volumes

... production research well program, in S. R. Dallimore and T. S. Collett, eds., Scientific results from the Mallik 2002 Gas Hydrate Production Research...

Maximizing Efficiency of Deep-reinforcement Learning Agents in Autonomous Directional Drilling With Hyperparameter Optimization

Vivek Kesireddy, Georgy Kompantsev, Sheelabhadra Dey, Eduardo Gildin, Enrique Z. Losoya, Narendra Vishnumolakala

Unconventional Resources Technology Conference (URTEC)

... 1 - Five well plan trajectories derived from actual drilled wells were used as a foundation for testing trajectories for the trained agent. A set...

Characterization of Clastic Sediment: A Palynofacies Approach

Bob Yuris Chandra

Indonesian Petroleum Association

... by biostratigraphic techniques applied at well-site. Reservoir lithology with sand dimension is seldom good for palynomorph preservation, but it will be good...

Geology of the Trenton Limestone in Northwestern Ohio: Chapter 11

Lawrence H. Wickstrom, John D. Gray

AAPG Special Volumes

... will briefly discuss the stratigraphy, lithology, and relations of the rocks in northwestern Ohio from the Cambrian Knox Dolomite through the Upper Ordovician...

Geological and Geochemical Models in Oil Exploration; Principles and Practical Examples

P. Ungerer, F. Bessis, P. Y. Chenet, B. Durand, E. Nogaret, A. Chiarelli, J.L. Oudin, J.F. Perrin

AAPG Special Volumes

.... The porosity data may be obtained either from well logs or from core analysis. Following Magara (1978), it is assumed that the final state...

The Resource Potential of the G. Patuha Geothermal Area, West Java

Idrus Alhamid

Indonesian Petroleum Association

..., which includes the waters from springs #1 and #3, together with the shallow waters of well #1. These waters were generated in an active volcanic area...

Sedimentologic and Paleocurrent Study of Mauch Chunk Sandstones (Mississippian), South-Central and Western Pennsylvania

Momin Ul Hoque

AAPG Bulletin

... such an interpretation. C. The third group is formed by the protoquartzite samples from the lower part of the Mauch Chunk in the Broad Top region. Although well-rounded...

ABSTRACT: Source Rock Evaluation Technique: A Probabilistic Approach for Determining Hydrocarbon Generation Potential and In-Place Volume for Shale Plays, by Kuchinskiy, Vitaly; Gentry, Keith ; Hill, Ron; #90142 (2012)

Search and Discovery.com

Shortwave Infrared Hyperspectral Imaging: A Novel Method For Enhancing the Visibility of Sedimentary And Biogenic Features In Oil-Saturated Core

Michelle Speta, Murray K. Gingras, Benoit Rivard

Journal of Sedimentary Research (SEPM)

... workflow in the oil sands industry; photos are used for everything from core logging to integrating core data with petrophysical well logs. However...

Using Artificial Intelligence and Machine Learning to Assist in Completion Design of Unconventional Reservoirs

Cole E. Palmer, Ming Gu

Unconventional Resources Technology Conference (URTEC)

... of running these logs could quickly be offset by the additional revenue gained from increasing production with an optimized per well completions design...

Isopachous Studies of Ellsworth to Traverse Limestone Section of Southwestern Michigan

Margaret Stearns Bishop

AAPG Bulletin

... these irregularities, and toward this end various isopachous maps and cross sections have been prepared. The results and conclusions derived from these studies...

Planning and Preparation of a Viable Pore Pressure Prediction in a Wild Cat High Pressure, High Temperature (HPHT) Exploration Well in Offshore Sarawak, Malaysia, #42173 (2018).

Avirup Chatterjee, Amitava Ghosh, Sanjeev Bordoloi, Robin Hutchins

Search and Discovery.com

... along the proposed well path. The errors that are inherently present in such velocities from different sources has to be considered for determining...

Estimation of Interparticle and Separate-Vug Porosities from Resistivity and Total-Porosity Logs

Jeffrey A. Kane

West Texas Geological Society

... ] where Si is water saturation at some distance i from the well bore and r is the exponent associated with that distance. For example, at distances...

Cimatti Field … An example of using seismic amplitude to determine in-place resource

Michael Micenko

Petroleum Exploration Society of Australia (PESA)

... the discovery well was immediately followed by Cimatti-2, a sidetrack appraisal. The tuning thickness of the wavelet extracted from the seismic data...

Fracture Evaluation of Block P-0315, Point Arguello Field, Offshore California, Using Core, Outcrop, Seismic Data and Curved Space Analysis: Fractured Reservoirs: Origin, Description, Evaluation

M. J. Padgett, D. C. Nester

AAPG Special Volumes

... flow rates in the discovery well exceeded 20,000 BOPD from a reservoir rock whose unfractured permeability is approximately 0.1 millidarcies...

Regional Magnetotelluric Surveys in Hydrocarbon Exploration, Parana Basin, Brazil

William D. Stanley , Antonio Roberto Saad , Walter Ohofugi

AAPG Bulletin

... basin is shown in Figure 3 along with an approximate electrical resistivity range derived from well logs. The pre-Devonian basement consists...

Developments in Alaska in 1954

George O. Gates

AAPG Bulletin

..., and photogeology, well records, and geophysical data. A list of the material available can be obtained from the Director, Geological Survey...

River Seismic Operations in the West Siberian Lowland

A. K. Shmelev

Petroleum Geology: A Digest of Russian Literature

.... The accuracy of determining absolute depths depends on how well the average velocity is known. Under unfavorable conditions the error...

Sedimentology and Reservoir Properties of Eocene Ngimbang Clastics Sandstones in Cores of the Pagerungan-5 Well Pagerungan Field, East Java Sea, Indonesia

W. J. Ebanks Jr., C. B. P. Cook

Indonesian Petroleum Association

... and palynofacies study of conventional core material from the Pagerungan-2 well, Kangean Block, East Java Sea. Project No. 12/86/153J. Weber, K.J....

Ellesmerian(!) Petroleum System, North Slope of Alaska, U.S.A.: Chapter 21: Part V. Case Studies--Western Hemisphere

Kenneth J. Bird

AAPG Special Volumes

... occur in traps along the Barrow arch (Figures 21.2 and 21.3, Tables 21.1-21.3). A structure section (Figure 21.3), constructed from seismic and well...

Characterizing oil field salinization using airborne, surface, and borehole geophysics: An example from the Upper Colorado River Basin, Texas

Jeffrey G. Paine, Edward W. Collins

Environmental Geosciences (DEG)

..., Texas, present an opportunity to integrate results from a stream-axis airborne geophysical survey, ground and borehole geophysical surveys, and well...

Continental Margin Off Western Africa: Angola to Sierra Leone

K. O. Emery , Elazar Uchupi , Joseph Phillips , Carl Bowin , Jean Mascle

AAPG Bulletin

... for sound velocity in water) off western Africa modified from Uchupi (1971) with soundings obtained aboard R/V Atlantis II during 1972 and 1973 and aboard R/V...

Quantitative Modeling of the Dynamic Evolution of Salt Structures

Kenneth Petersen, Ian Lerche

GCAGS Transactions

... SHAPES So far the present-day salt shapes have been modeled guided by observations from seismic and/or well data. To handle the evolution of salt...