2-D and 3-D Prestack Depth Migration for Complex Geologic Structures Offshore Indonesia

M. Murphy, R. Ottolini, R. Estill, E. Lumadyo, M. Mathias

Indonesian Petroleum Association

... of about 20% more computational cost to the conventional 3-D one-pass splitting migration. The previous 2-D prestack depth migration was performed...

Modified Residual Migration

Craig J. Beasley, Rolf Klotz

Southeast Asia Petroleum Exploration Society (SEAPEX)

..., 1988). Therefore, the residual migration can be done as a more efficient two-pass 3-D migration, again with a low-order finite-difference migration...

Three-Dimensional Depth Imaging of Seismic Data to Help Delineate Petroleum Reservoirs in the Williston Basin

Alvin K. Benson

Williston Basin Symposium

... involving in-line and cross-line data for 3-D depth imaging is often implemented versus attempts to image in a single pass the full 3-D...

Three-Dimensional Depth Imaging of Seismic Data, with Examples from the Overthrust Belt of Southwestern Wyoming

Alvin K. Benson

Wyoming Geological Association

... leaves unexplained, crossing events due to seismic energy coming from out-of-the-plane. Subsequently, a two-pass, 3-D depth image was produced, which...

Quality Data at a Reduced Price: Innovative Approaches in 3-D Acquisition and Processing

Mars E. Semaan, Michel F. Bee, Maryanto, Gerard Dufourd, Eddy A. Sentani

Indonesian Petroleum Association

.../s) two-pass FK migration (inline migration followed by rotation and crossline migration) Residual full 3-D one-pass migration using a Finite Difference...

Three-Dimensional Depth Imaging of Seismic Data to Assess Subsurface Geology in Northern Utah and Southwestern Wyoming

Alvin K. Benson

Utah Geological Association

..., a two-dimensional depth-imaged section does not explain crossing events due to seismic energy coming from out-of-the-plane. Subsequently, a two-pass...

ABSTRACT: A Radial 3-D Seismic Survey at Exxon's Grand Isle 16 Field, Gulf of Mexico, by R. R. Beebe, W. K. Harrison; #91003 (1990).

Search and Discovery.com

Chapter Three: Structural Interpretation

Alistair R. Brown

AAPG Special Volumes

... in this structural position. Numerous data collection and processing developments have been aimed at this problem (French, 1990). One-pass 3-D migration...

Integration of 3-D and Site Survey Seismic Data in Analysis of near-Surface Hazards to Platform Location at Dulang Field, Malay Basin

Zuraida Mat Isa, F. W. Richards, Hamzah Yunus

Geological Society of Malaysia (GSM)

... processing sequence was carried out with two pass migration. The data were stacked at 72-fold with a 3-D bin size of 75 m x 12.5 m. The bandwidth of the 3-D...

ABSTRACT: Extended Stolt F-K Migration, by Craig Beasley, Walt Lynn, Ken Larner, and Hung V. Nguyen; #91035 (2010)

Search and Discovery.com

Results of a Vibroseis Sourced 3D Seismic Survey, Phetchabun Basin, Thailand

David Remus, Rex Prosser

Southeast Asia Petroleum Exploration Society (SEAPEX)

... applied to the data. One pass migration was also tested. Figures 12 and 13 show the full processing sequence on inline (receiver) 40 from 3D refraction...

Growth Architecture, Faulting, and Karstification of a Middle Miocene Carbonate Platform, Luconia Province, Offshore Sarawak, Malaysia

Volker C. Vahrenkamp, Frank David, Peter Duijndam, Mark Newall, Paul Crevello

AAPG Special Volumes

... with a Kirchhoff 3-D DMO, a two-pass velocity analysis, K-F filtering, and a one-pass finite-difference migration. The data are zero phased. Apart from the gas...

Perspectives on Horizontal Drilling in Canada

Robert G. Farquharson, Lawrence M. Spratt, Peter C.M. Wang

Rocky Mountain Association of Geologists

... in the preprocessing stage. After stacking, the 3-D data are often migrated in two stages. First, a 2-D migration is applied along the in-line...

Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields

J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... tomography. (a) (b) Figure 7. ( a) Initial isotropic depth migration, (b) Isotropic Depth Migration after fourth pass of RCA tomography...

Application of Anisotropic 3D Reverse Time Migration to Complex North Sea Imaging; #41573 (2015)

M. A. Hall, I. F. Jones, M. C. Goodwin, I. D. Berranger, H. Zhou, P. A. Farmer

Search and Discovery.com

... to deliver acceptable images once we have a multi-pathing problem. One technique, which can address all these issues, is migration using the two-way...

Sumpal Fractured Basement Field, Structural Attribute Analysis and Interpretation Case Study, Workflow Management and New Insights from Pre-Stack Depth Migrated Data and Azimuthal Stacks

Yan Darmadi, John Hughes, Sugiharto Danudjaja, Rita Achdiat

Indonesian Petroleum Association

.... The data was processed using a two pass DMO pre-stack time migration. The challenge was to find an efficient means to maximize use of these data to better...

Interpretative PSDM Workflow for Solving Complex Imagery Below Faults and Carbonates Reefs in South Mahakam, Kutai Basin: An Interpreters Point of View

Cepi Muhamad Adam, Nadir Abdoun, Bertrand Duquet, Florent Bertini, Yves Le Stunff

Indonesian Petroleum Association

... gave a priori V0 and k values and a depth migration was run followed by the RMO computation. Once the tomography updated the two layers, the reefs...

Development Drilling Challenges in a Field with Minimal Appraisal

Malvinder Bandal, M. Bakhtiar Baba

Southeast Asia Petroleum Exploration Society (SEAPEX)

... was acquired with relatively wide source and line spacings, b) processing - was done on a 4 millisecs sampling rate, utilising two-pass migration...

Subsurface Structural and Stratigraphic Analysis Using In Situ Wellbore Formation Images and Core Comparisons

J. Roestenburg

Indonesian Petroleum Association

... wide scan at true borehole scale. One pass results in two images. To improve coverage several passes are needed. In this, case two-passes were made...

4D Finite Difference Forward Modeling within a Redefined Closed-Loop Seismic Reservoir Monitoring Workflow, #41922 (2016).

David Hill, Dominic Lowden, Sonika, Chris Koeninger

Search and Discovery.com

.... Such an in depth understanding cannot be achieved using one of the more traditional Sim-to-Seis type workflows. Introduction The history of closed-loop seismic...

The Geometry and Seismic Character of Mid-Late Miocene Carbonate Sequences, SS Area, Offshore Northwest Java

David Carter, Marihot Hutabarat

Indonesian Petroleum Association

... stack, deconvolution and a two-pass residual finite-difference migration. The survey area is broadly rectangular with the inlines oriented ENE-WSW (Figure...

Abstract: High Density Simultaneous Picking of Moveout Parameters Velocity and Anellipticity (Paper 23)

Adam Betteridge

Geological Society of Malaysia (GSM)

...). Picking V and h using two-pass techniques cannot be a long-term solution. The estimation of both parameters is very sensitive to the mute function...

Hydrogeologic Repository and Colombia Water Well Installation, September 2018, #80724 (2020).

Joseph Saenz, Kimo Zaiger, Andrew Tiedman, Chad Mitchell, Robert Nordahl,

Search and Discovery.com

... depth of 800 feet BGS. The two-pass system included a first pass pilot hole using a 8 ¾in Tri-cone drill bit to drill the pilot hole to 800 feet BGS...

Relations of Geophysics to Geology

Paul Weaver

AAPG Bulletin

... for accurate results. Now suppose the two pass across the country to the Colorado Rockies and the problem is to construct an aerial tramway from...

3D Discrete Natural Fracture Networks and Fracture Reactivation Potential Assessment in the Longmaxi Shale

Changrong Bian, Dianwei Zhang, Feng Shen, Yujin Wo, Wei Sun, Jingliang Li, Juan Han, Shuiquan Li, Qiang Ma

Unconventional Resources Technology Conference (URTEC)

... orientated data smoothing and edge enhancement (Perona and Malik, 1990; Jeong et al., 2006). After two-pass filtered seismic data, the lateral continuity...