Optimised 3D Land Geophysical Survey Design - A Case Study

P. van Baaren

Papua New Guinea (PNG) Petroleum Convention Proceedings

... the data and the mute functions provided. By correcting this CMP gather for normal moveout with different stretch mutes, the maximum useable offset...

Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 2: Three-Dimensional Seismic Monitoring of an Enhanced Oil Recovery Process

Robert J. Greaves, Terrance J. Fulp

AAPG Special Volumes

.... The traces were gathered into 3 X 3 m (10 X 10 ft) CDP bins. The statics and normal-movement (NMO) corrections were quite small due to the simple geologic...

7.0 The Structural Significance of Seismic Velocity - A Progress Report

P. E. Gretener

AAPG Special Volumes

... of CDP SHOOTING demanding large offsets as a matter of routine. It has thus become possible to determine seismic velocity using normal moveout (NMO...

Diving wave tomography: Velocity modelling using first arrival traveltime

Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu

Geological Society of Malaysia (GSM)

... but not limited to the iterative-based tomography, normal moveout (NMO), static correction, migration and seismic-well-tie (Yilmaz, 2001). In upstream drilling...

Abstract: Variable Depth Streamer Acquisition: Enhancing Interpretation with Broadband Marine Seismic; #90174 (2014)

R. Soubaras, R. Dowle, and R. Sablon

Search and Discovery.com

... hydrophones only to provide robust removal of the receiver ghost across the full bandwidth of the recorded primary energy. A new deghosting algorithm...

Abstract: Quantitative Evaluation of 3D Seismic Data in an AVO Type II Environment, by M. T. Currie, S. Lancaster, T. Redshaw, and E. Areklett; #90933 (1998).

Search and Discovery.com

Processing the KTK 3D seismic Survey for Azimuthal Information: San Joaquin Basin, California; #41649 (2015)

M. Lee Bell and Gary Myers

Search and Discovery.com

... the impact of these effects. Introduction The basic seismic properties of the shales we wish to exploit are that fractures, bedding, or stress can cause...

Abstract: Investigation of Seismic Imaging Capabilities for Small, Shallow Carbonate-Hosted Massive Sulphide Deposits; #90187 (2014)

Laura Quigley and Bernd Milkereit

Search and Discovery.com

... often present effects how strong the seismic response is. Despite these challenges, the high density contrast of the orebody with the surrounding...

ABSTRACT: AVO CASE STUDY IN THE ILLIZI BASIN - ALGERIA; #90016 (2003)

BELLAHCENE Amin, MOUGGARI Ali

Search and Discovery.com

... to the normal move out (NMO) corrected common depth points (CDP’s.) Residual noise contamination was then reduced by the application of an frequency...

Use of Seismic Forward Modeling and Rock Property Analysis to Evaluate and Classify Resources, Deepwater Offshore Nigeria, by Sunkanmi Iyiola, Alan D. Fuqua, and Jeffrey S. Ogilvie; #90037 (2005)

Search and Discovery.com

First Implementation of Hybrid Fiber Optic Cable in Indonesia - Carbon Reduction through Leading-Edge Technology

Marsha Sakina, Dinda Larasati Rahmani, Fajar Tri Prasetia, Cikko Majesta, Francesco Miranda

Indonesian Petroleum Association

... the wavefield, correct for the normal moveout effects, map the reflection points, and produce an image of the sub-surface. The first velocity model estimation...

Azimuthal Anisotropy „ A New Interactive Approach Leads to More Accurate Imaging

Graeme Eastwood

Petroleum Exploration Society of Australia (PESA)

... before and for the 2nd order (HTI2) correction, but need after correction for azimuthal effects, using the the addition of eta (the azimuthally...

Overcoming signal processing challenges on a deep-water sparse OBN survey: A case study from the Gulf of Mexico

Matthew Salgadoe, Nigel Seymour, Hongyan Li, Di Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... a different order of moveout to the data. The applied moveout increased the sparsity of the primary signal aiding in the removal of interfering energy...

G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset

Norman S. Neidell

AAPG Special Volumes

... of energy by angle of incidence, and (3) velocity filtering over a range of hyperbolic normal moveout velocities as part of the forward tau-p transform...

Profile Analysis--A Geologically Oriented Gravity Interpretation: ABSTRACT

Clint F. Fagg, Daniel E. Herlihy

AAPG Bulletin

... three methods, although the quantitative effects vary. The more subtle effects of the Jurassic features are more susceptible to distortion...

Geoscience Integration and Interpretive Model Building to Overcome Seismic Imaging Problems in Foothills Environments; #41547 (2015)

Rob Vestrum

Search and Discovery.com

... picking velocities for NMO and pre-stack time migration in structured areas, we used an interactive velocity analysis tool that offers QC views of both...

Geophysical Interpretation of Pinedale Field

Sally G. Zinke

AAPG Special Volumes

.... Seismic stacking velocities (the velocity calculated during processing from normal moveout measurements) have been an easily accessible dataset...

Rifting and Subsidence Following Lithospheric Removal in the Western Anatolia Back-arc Region

Search and Discovery.com

Abstract: Application of AVO and Spectral Decomposition for Derisking Paleogene Hydrocarbon Traps in the UK North Sea; #90255 (2017)

Nick Loizou

Search and Discovery.com

..., with all the data NMO-corrected. Stack data of near, middle and far offsets were generated to analyse the relative seismic amplitudes in each offset...

AVA on communication cables: Principles and Examples from the North Sea

Ran Bachrach, Ali Sayed, Andrea Murineddu, Pilar Di Martino

International Meeting for Applied Geoscience and Energy (IMAGE)

...rs, then, after inversenormal moveout (NMO), the data were converted to strainrate by differentiation along the horizontal axis (equation 3). This synthetic S-D...

Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra

Soman Chacko

Indonesian Petroleum Association

...) is incident at a boundary between contrasting elastic media. If the incident P-wave is normal to the interface, both reflected and transmitted energy...

Sediment study and removal of Gold Ray Dam on the Rogue River, Jackson County, Oregon

William S. Elliott Jr., Eric R. Dittmer, Charles L. Lane

Environmental Geosciences (DEG)

.... Kibler K., D. Tullos, and M. Kondolf, 2011, Evolving expectations of dam removal outcomes: Downstream geomorphic effects following removal of a small...

Reducing Reservoir Characterization Uncertainties and Improving Field Recovery through Four-Dimensional Seismic Technology: An Integrated Four-Dimensional Seismic Interpretation Workflow

Jie Zhang, Dez Chu, Ganglin Chen, Kelly Wrobel, William L. Soroka

AAPG Special Volumes

...) after normal moveout (NMO) correction. Note the poor signal-to-noise ratio.We performed extensive tests to enhance the seismic signal, including prestack...

Eye-Openers from Re-Processing of Oil Sands Seismic Data; #41290 (2014)

David Gray, Seann Day, and Scott Shapper

Search and Discovery.com

... for the extraction of density. For convenience, normal processing typically mutes the furthest offsets, excluding them from analysis. Special processing...

Glauconite Sandstone Exploration: A Case Study from the Lake Newell Project, Southern Alberta

E. J. Kevin Broger, Garth E. Syhlonyk, Brian A. Zaitlin

CSPG Special Publications

... with the geological and geophysical interpretation with the purpose of establishing static and normal moveout (NMO) corrections that would be structurally...