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The AAPG/Datapages Combined Publications Database

Showing 1,338 Results. Searched 195,354 documents.

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Aeolian Delivery of Sand to Pre-Silurian Stable Shelves Resolves Apparent Paradoxical Occurrence of Transgressive Sheet Sands: Abstract

J. M. Mazzullo, Robert Ehrlich

CSPG Special Publications

... of rate of deposition. An analysis of the morphology of quartz grains (using Fourier and SEM techniques) from samples from the St. Peter Sandstone...

1986

The Sample Support Problem  for Permeability Assessment  in Sandstone Reservoirs

Y. Anguy, R. Erlich, C. M. Prince, V. L. Riggert, and D. Bernard

AAPG Special Volumes

... in practice, but a combination of physical data and image analysis can yield permeability values representing rock volumes of the requisite size. A minimum...

1994

ABSTRACT: THE APPLICATION OF FREQUENCY SPECTRAL ANALYSIS OF LOGGING CURVES ON SEDIMENTARY CYCLE STUDIES IN COAL-BEARING STRATA

Fengjie Li, Duoyun Wang

The Society for Organic Petrology (TSOP)

...ABSTRACT: THE APPLICATION OF FREQUENCY SPECTRAL ANALYSIS OF LOGGING CURVES ON SEDIMENTARY CYCLE STUDIES IN COAL-BEARING STRATA Fengjie Li, Duoyun...

2006

Abstract: Infrared spectrum of an individual fossil pollen grain measured as an organic maturation index

T. Aizawa, T. Ohbuchi, Y. Ujiié

The Society for Organic Petrology (TSOP)

... Infrared spectra for individual fossil pollen grains were measured by means of Fourier transform infrared spectroscopy with infrared microscope (micro...

2008

ABSTRACT: Structural characteristics and molecular representations of bark liptobiolite of Permian from China

Ya’nan Guo, Yuegang Tang

The Society for Organic Petrology (TSOP)

... in these coals. The proximate and ultimate analysis, the density gradient centrifugation (DGC) techniques, solid-state 13C nuclear magnetic resonance...

2012

ABSTRACT: Infrared Microspectroscopy: An Efficient Tool for Micro-Scale Characterization of Organic Matter

P. Landais and A. Rochdi

The Society for Organic Petrology (TSOP)

... analysis. Fourier transform infrared (FTIR) spectroscopy is a widely used technique in organic geochemistry which facilitates the functional analysis...

1990

Abstract: DMO and NMO as Applied in Seismic Data Processing

Jiunnyih Chen

Geological Society of Malaysia (GSM)

... by Fourier transform. offset continuation, single channel DMO ... etc. and the improvements of these techniques are widely recognized. But every technique...

1988

Abstract: Multiple and Noise Attenuation with Tau-P Seismic Data Processing

Leong Lap Sau, Ng Tong San

Geological Society of Malaysia (GSM)

... to conventional methods for filtering, velocity analysis, ~d imaging. Data in the (x,t) plane is mapped onto a domain defined by the slowness (reciprocal...

1990

Sources of Shoaling in Charleston Harbor, Fourier Grain Shape Analysis: REPLY

Robert Ehrlich, P. Jeffrey Brown

Journal of Sedimentary Research (SEPM)

...Sources of Shoaling in Charleston Harbor, Fourier Grain Shape Analysis: REPLY Robert Ehrlich, P. Jeffrey Brown 1979 Vol. 49 No. 2. (June), COLQUHOUN...

1979

Determination of Relative Provenance Contributions in Samples of Quartz Sand Using Q-mode Factor Analysis of Fourier Grain Shape Data

Carolyn Brauer Hudson, Robert Ehrlich

Journal of Sedimentary Research (SEPM)

...Determination of Relative Provenance Contributions in Samples of Quartz Sand Using Q-mode Factor Analysis of Fourier Grain Shape Data Carolyn Brauer...

1980

Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT

J. A. Long

AAPG Bulletin

...Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT J. A. Long 1965 1086 1087 49 7. (July) When coherent light from...

1965

Estimation of Heat Flow in Oil Wells Based on Relation Between Heat Conductivity and Sound Velocity: ABSTRACT

J. J. H. C. Houbolt, P. R. A. Wells

AAPG Bulletin

... with formation temperature for most sedimentary rocks. End_Page 1360------------------------------ Combination of this assumption with Fourier's heat...

1981

Tuscarora Sandstone (Silurian), Central Pennsylvania: Preliminary Quantitative Grain Shape Analyses of Cotter's (1982) Facies--Fluvial, Estuarine, Beach, and Marine(?) Shelf: ABSTRACT

James M. Parks, Robert A. Gallagher, Edward Cotter

AAPG Bulletin

... unmodified. Preliminary results comparing the Fourier Analysis (FA) methods of Ehrlich and colleagues (1970 to 1982) and Boon (1982) with the Rotat d...

1982

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