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The AAPG/Datapages Combined Publications Database

Showing 20,684 Results. Searched 200,357 documents.

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Abstract: Full Waveform Inversion with Phase Encoded Deconvolution Imaging Condition; #90224 (2015)

Wenyong Pan, Kris Innanen, and Gary Margrave

Search and Discovery.com

... gradient with phase encoded source illumination becomes phase encoded deconvolution imaging condition. Furthermore, to avoid the local minimum...

2015

Deterministic and Statistical Wavelet Processing

Lee Lu

Southeast Asia Petroleum Exploration Society (SEAPEX)

... is relatively “sharp”. In some cases, a minimum phase or maximum phase wavelet may be preferred for various reasons, usually because of the one-sided...

1980

Abstract: Application of Acoustic Waveform Tomography to Marine Seismic Reflection Data Contaminated with Strong Guided Waves; #90187 (2014)

Rajesh Vayavur and Andrew. J. Calvert

Search and Discovery.com

... is 25m. A raw shot gather with minimum phase low-pass filter (0-0-15-20Hz) from the section is shown in Figure1. First arrivals are partly obscured...

2014

Abstract: White Noise Suppression in the Time Domain … Part II; #90174 (2014)

Patrick Butler

Search and Discovery.com

... analysis, selected clean up, and data whitening. For the latter application it is very important to adjust the phase of the data. In short the time...

2014

Hydrocarbon Fluid Inclusions in Quartz: GEOLOGICAL NOTES

Raymond C. Murray

AAPG Bulletin

... the fluid inclusions observed were two-phase, liquid and gas, with the gas phase occupying approximately 60 per cent of the volume at room temperature...

1957

Final Products of the Conversion of Oil in the Absence of Oxidizing Agents

P. F. Andreyev

Petroleum Geology: A Digest of Russian Literature

... should precede the processes of alteration of the phase state of the system. An excess of very light hydrocarbons forms a gas phase; strongly carbonized...

1963

Multiphase flow in oil and gas reservoirs

Monty E. Hoffman, James Crafton

Rocky Mountain Association of Geologists

... the minimum energy expenditure. After emplacement of hydrocarbons in a reservoir, fluid saturations, capillary pressure, and energy are in equilibrium...

2017

Changing New Paradigm on HSE Perspective: The Transition from Project to Production Phase

Fakhrian Abqaria, Iyan Suryana, Hasanuddin Ritonga

Indonesian Petroleum Association

.... DISCUSSION EVALUATION OF THE REQUIREMENTS DURING TRANSITION PHASE The concept of HSE Readiness is evaluating what minimum requirements...

2017

Abstract: Enhancement of 3-D Fault Interpretation from Seismic Data Using a Post-Stack Seismic Data Conditioning and Artificial Neural Network Approach in Cai36 3-D Prospect of the Junggar Basin, China;

Lijie Cui, Kongyou Wu, Jie Ji

Search and Discovery.com

... data at the phase of the data conditioning. Moreover we observed that similarity long window provided the highest contribution followed by most...

Unknown

Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings

F. Sandnes, L. Nustt, S. G. Henry

Indonesian Petroleum Association

... and the associated downgoing VSP wavelet. The downgoing wavelets from airgun sources, including source ghosts, are close to minimum phase or close to 90° phase (sign...

1983

Site characterization considerations for LNAPL spills on the buried valley train surfaces of the lower Mississippi River Valley

Thomas M. Whitworth, Akbar Ghazifard

Environmental Geosciences (DEG)

..., Akbar Ghazifard 2009 25 39 16 1 A large number of potential light nonaqueous-phase liquid (LNAPL) traps exist in poorly sorted sands underlying...

2009

Integrated Analysis of Borehole and Seismic Data

E. Poggiagliolmi, R. D. Allred

Indonesian Petroleum Association

...) obey the minimum phase condition, while the remaining components (except noise) are non minimum phase and space invariant. Provided the space variant...

1993

Abstracts of Theses: Structural Analysis in Letang Peninsula and Frye Island, Charlotte County, New Brunswick

Lee, D. T. C.

CSPG Bulletin

... recognized phase (F1), accompanied by low grade metamorphism, produced a regional axial plane cleavage (S1) and tight to open folds on both major and minor...

1968

Geochemical Conditions of Formation of the Rock Salt of the Romen Structure

V. S. Shaydetskaya

Petroleum Geology: A Digest of Russian Literature

.... 1. The zonation is due to orientation of the inclusions. These inclusions are of two types: double phase and single phase. The double phase consists...

1976

Abstract: Correlation of Organic Carbon Deposition in the Monterey Formation to Miocene Climatic Events Based on an Integrated Multi-Discipline Age Model;

Gregg Blake

Search and Discovery.com

... to 14.7 Ma) and consists of peak minimum values in δ18O. Phase 2 (~14.7 to 13.9 Ma) starts the long-term trend towards heavier δ18O values associated...

Unknown

Abstract: Monte Carlo Statics: The Last Frontier; #90211 (2015)

David LeMeur and Sophie Merrer

Search and Discovery.com

... to search for the global minimum. After the crystallization phase, a high energy level is reached producing optimal static values at the global minimum...

2015

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