Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 3,665 Results. Searched 200,693 documents.

< Previous   35   36   37   38   39   Next >

Ascending

The economic environment and the growth in reserves from known gas fields in the Gulf of Mexico

Kevin F. Forbes, Ernest M. Zampelli

CSPG Bulletin

..., the application of the Arrington method presumes that growth is independent of the economic environment. In our view, this creates a bias. For example, if, as we...

2012

Electronic Data Processing In Sedimentary Size Analyses

Joe S. Creager, Dean A. McManus, Eugene E. Collias

Journal of Sedimentary Research (SEPM)

...------------------------ The percentile estimates from the two methods were compared in the following manner to determine whether the program added a constant bias: for each...

1962

Ankerite in the Green River Formation's Mahogany Zone

John Ward Smith, William A. Robb

Journal of Sedimentary Research (SEPM)

... is not part of the carbonate minerals, introducing a minor bias. For example, about 2-3 percent of the total Mg is not soluble in dilute acid. Because...

1966

Automated Well Top Picking and Reservoir Property Analysis of the Belly River Formation of the Western Canada Sedimentary Basin

Baosen Zhang, Tianrui Ye, Yitian Xiao, Dongmei Li, Guoping Wang, Cong Su, Tongyun Yao

Unconventional Resources Technology Conference (URTEC)

... and timeconsuming. In addition, the work is difficult to normalize and standardize due to human bias. For unconventional resource plays with tens of thousands...

2022

Oxygen and Hydrogen Isotope Time-Series Data in the Hydrologic Cycle of the U.S. Gulf Coast

W. Joe Lambert and Paul Aharon

GCAGS Transactions

... of DeSoto Caverns, there is a bias toward winter precipitation having a stronger influence on the vadose water’s δ18O (-5.1 ‰) composition. Although...

2008

The Description and Measurement of Sedimentary Particles and the Concept of Form

W. Brian Whalley

Journal of Sedimentary Research (SEPM)

...--Wentworth (1936), Shepard and Young's (1961) so called 'pivotability'. All these chart comparison methods are liable to considerable operator bias (Rosenfeld...

1972

Stratigraphic Analysis of the Navajo Sandstone: REPLY

Glenn S. Visher, William E. Freeman

Journal of Sedimentary Research (SEPM)

..." suggests a bias. Studies by Visher (1969; 1973; 1974), Tillman (1971), Middleton (1973), Moiola and others (1974), and Sagoe and Visher (1977) all show...

1977

Introduction to Contouring Geological Data with a Computer: Part 8. Integrated Computer Methods

J. L. Gevirtz

AAPG Special Volumes

... on the regional geological framework and the geologist's bias arising from prior experience are an inherent part of the hand-contoured map. Hand...

1992

The Shape-Assist Technique: Incorporating Stream Channel Interpretations into Computer-Generated Surface Models: Clark County, Kansas: Chapter 3

John F. Fierstien, Arthur V. Brewster

AAPG Special Volumes

... of the area without any implied geological bias, for this helps guide selection of the channel position. Once this map has been prepared, the channel outline...

1992

Determining the Channel Sinuosity of Ancient Fluvial Systems from Paleocurrent Data

J.P. Le Roux

Journal of Sedimentary Research (SEPM)

... the preservation potential of different sedimentary structures, which could bias the operational data to some extent. Allen (1967) concluded that fluvial...

1992

High-Precision Measurements of Wetland Sediment Elevation: I. Recent Improvements to the Sedimentation-Erosion Table: RESEARCH METHODS PAPERS

Donald R. Cahoon,, James C. Lynch,, Philippe Hensel, Roelof Boumans, Brian C. Perez, Bradley Segura, John W. Day, Jr.

Journal of Sedimentary Research (SEPM)

... and averaged over the nine pins of a given trial. These average differences give an estimate of the bias in leveling height for a given trial...

2002

Geologic Aspects of Origin of Petroleum: DISCUSSION

Luis M. Banks

AAPG Bulletin

... environment have been heretofore favored greatly by petroleum geologists as the source beds of oil. This bias has led many geologists to seek and find...

1966

Mechanisms of Sandstone Deposition in a Late Proterozoic Submarine Canyon, Adelaide Geosyncline, South Australia

C. C. Von Der Borch, A. E. Grady

AAPG Bulletin

.... Geometrically, they are relatively symmetrical with the canyon profile in the Patsy Springs canyon, but show marked bias toward north walls of several major east...

1984

Dating petroleum emplacement by illite 40Ar/39Ar laser stepwise heating: Discussion

Norbert Clauer, Fred Jourdan, Horst Zwingmann

AAPG Bulletin

...). This displacement creates 39Ar redistribution within mineral crystals but, more importantly, induces 39Ar losses from rims of the crystals that bias...

2011

Calibrating discrete fracture-network models with a carbonate three-dimensional outcrop fracture network: Implications for naturally fractured reservoir modeling

K. Bisdom, B. D. M. Gauthier, G. Bertotti, and N. J. Hardebol

AAPG Bulletin

... because of (1) sampling bias in the well caused by the well orientation with respect to average fracture orientation and (2) the uncertain extrapolation...

2014

Abstract: A Ray+Waveform Inversion for the Potency Tensor; #90187 (2014)

Scott Leaney and Chris Chapman

Search and Discovery.com

...iagonal covariance for . 1000 models are sampled. The inversion clearly shows the bias to non-DC components due to the anisotropy of the source med...

2014

Biogenic Gas Systems in the Qaidam Basin, NW China, #50377 (2011)

Haiping Huang, Shuichang Zhang, Xiaobao Zhang, Aiguo Su, Olufemi Jokanola, Yanhua Shuai, Steve Larter,

Search and Discovery.com

... ANN 21,31 22 14 :: :: 16 Bias 31 23 15 24 17 Grain density 25 Bias Useful Data Clay fraction Porosity Outputs AAPG ICE 2010...

2011

Using Microseismicity to Understand Subsurface Fracture Systems and Increase the Effectiveness of Completions: Eagle Ford Shale, Texas; #41186 (2013)

John P. Detring and Sherilyn Williams-Stroud

Search and Discovery.com

... the hydraulic fracture design. Microseismic data collected using a surface array allowed the full geometry of the result to be viewed with no directional bias...

2013

In-Situ, Micron-Scale Analyses of Carbonate δ13C by SIMS: A Method for Identifying Carbonate Cements that Form in Response to CO2 Injection at the Illinois Basin Decatur Project Site; #51235 (2016)

Maciej Sliwinski, Kouki Kitajima, Reinhard Kozdon, Michael Spicuzza, Adam C. Denny, John W. Valley

Search and Discovery.com

... mass spectrometry bias on isotope ratios in dolomite-ankerite, Part I: δ18O matrix effects: Geostandards and Geoanalytical Research, v. 40/2, p...

2016

Forecasting the Domestic Utilization of Natural Gas in Nigeria (2015-2020); #70234 (2017)

Rita U. Onolemhemhen, Jumai J. Adaji, Sunday O. Isehunwa, Adeola Adenikinju

Search and Discovery.com

... absolute percent error 0.215890 Theil inequality co-efficient 0.001152 Bias proportion 0.00000 Variable proportion 0.064 Co-variance proportion...

2017

The Discovery of Daqing Oilfield in China; #70350 (2018)

Mu Liu

Search and Discovery.com

... influence and academic bias, there is no widely accepted consensus in Chinese academia on this question. However, three Chinese geologists, Li Siguang...

2018

A Corporate Strategy for Reducing Dry Holes and Improving Resource and Reserve Estimates; #70390 (2019)

Robert C. Shoup

Search and Discovery.com

... in the company, and they will be free of bias. It is worth noting that a pre-drill review costs the same as a post-well review, minus the cost of the dry...

2019

Oil vs. Gas: What are the Limits to Prospect-Level Hydrocarbon Phase Prediction?; #42513 (2020)

Andrew Murray, Zhiyong He

Search and Discovery.com

...) • Predicting saturation pressure (bubble point, dew point) • Migration: Fill, spill and leak • The inherent bias in prediction of GLR via geochemical...

2020

Quantifying the Influence of Three Dimensionality on Hydraulic Fracturing in Coal Seam Gas Wells

Christopher R. Leonardi, Thomas Flottmann, Vibhas J. Pandey, Raymond J. Johnson Jr.

Unconventional Resources Technology Conference (URTEC)

... is confined to SH-Sv plane (i.e. vertical) and have an upwards bias, caused by the lower stresses at shallower depths. It can be seen in Fig. 4b...

2019

A Communitys Guide to Best Practice Local Content Solutions

Shane Charles

Australian Petroleum Production & Exploration Association (APPEA) Journal

... to incorrect information and bias. The APPEA Journal * * 411 Proponents respond well to targets and key performance indicators...

2017

< Previous   35   36   37   38   39   Next >