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The AAPG/Datapages Combined Publications Database
Showing 43,226 Results. Searched 195,387 documents.
The Geophysicist Communicating with Seismic Processing
R. E. Sheriff
Southeast Asia Petroleum Exploration Society (SEAPEX)
... of structural complexity. The central two panels show the data processed according to the given velocity information, without and with muting, so that one...
1980
Abstract: Pre-survey Planning for Microseismic Monitoring Projects; #90174 (2014)
Brad Artman, Ben Witten, and Brad Birkelo
Search and Discovery.com
.... energy at any given distance of an array from the event. In the models that follow we assume the event is 2,000 ft away, a constant Q of 150, a Vp/Vs ratio...
2014
Microseismic Event Location Using Multiple Arrivals: Demonstration of Uncertainty Reduction
Zhishuai Zhang, James W. Rector, Michael J. Nava
Unconventional Resources Technology Conference (URTEC)
... to these microseismic events, most of the perforation shots were recorded by the geophone array and can be used for velocity model calibration...
2015
Marine Seismic Data Collection in Indonesia
W. Rodney Cotton
Indonesian Petroleum Association
... are relatively large ships capable of staying at sea for several weeks. The seismic source is the tuned airgun array which is highly efficient, inherently...
1972
Simultaneous 3D 4C - OBC & VSP Walkaway Survey in the Attaka Field, East Kalimantan, Indonesia
Bill Borland, Phil Johnston, Mike Reblin, Suta Vijaya, Omar Kulbrandstad, Muhammad Idrees, Scott Leaney, Jan van de Mortel
Indonesian Petroleum Association
... consists of 120 P, X, Y and Z component receiver groups over a total receiver array length of 3000 m (see table 1). Table 1. Details of the Ocean Bottom...
2000
Seismic Data Acquisition and Processing in the Midway-Sunset Oil Field
C. R. Willingham, A. S. Wylie Jr., D. J. Underwood
Pacific Section of AAPG
... feet Geophone Array Length: 165 Feet Number of geophones per trace: 24 inline Energy Source: 6 Vibroseis Recording Channels: 240 Sweep: 12...
2001
Recording and Processing Procedures for Multi-channel Seismic-Reflection Data Collected in the Western Ross Sea, Antarctica
S. V. Dadisman, H. F. Ryan, D. M. Mann
Circum Pacific Council Publications
...: RECORDING STATICS: DATUM: SHOT STATICS: 276 ms Sea level Variable 4. CDP SORT: SPACING: 50 m 5. VELOCITY ANALYSIS: DIP FILTER: WINDOW LENGTH: BAND...
1987
Visco-Acoustic Full-Waveform Inversion: A Case Study to Resolve High-Resolution Shallow Channel Absorption, Offshore Indonesia
Jun Wang, Yonghe Guo, Putri Supriandini, Kelik Moersidin, Rahmad Hidayat
Indonesian Petroleum Association
... of velocity and Q become apparent, enabling Q-FWI to create meaningful updates (Plessix et al., 2016). We applied the Q-FWI approach to the Mahakam block...
2022
Turbulence Effects on the Settling of Suspended Particles
Peter Nielsen
Journal of Sedimentary Research (SEPM)
... the nominal turbulence intensity used in Figure I was taken as the grid velocity amplitude. A summary of the experimental results is given in Table 1. Some...
1993
Downhole Microseismic Mapping of More Than 400 Fracturing Stages on a Multiwell Pad at the Hydraulic Fracturing Test Site (HFTS): Discussion of Operational Challenges and Analytic Results
Neil A. Stegent, Cody Candler
Unconventional Resources Technology Conference (URTEC)
... fracture lengths in the LW and upper portion of the lower Spraberry are present (Figure 25). The maximum fracture halflength appears to have been...
2018
Marine Seismic Data Acquisition: Part 7. Geophysical Methods
James F. Desler
AAPG Special Volumes
... what is called a detector array, a station, or a group. Typically, a group is 25 m in length and contains from 25 to 40 hydrophones. Group lengths...
1992
The Effects of Grain-Density Variation on Turbidity Currents and Some Implications for the Deposition of Carbonate Turbidites
James M. Hodson, Jan Alexander
Journal of Sedimentary Research (SEPM)
... runs were less apparent than those developed in the 50% SiC runs. Flow-Front Propagation Velocity After opening the lockgate (at t = 0...
2010
Influence of Geological Factors on Longitudinal Seismic Velocities
B. B. Weatherby , L. Y. Faust
AAPG Bulletin
... of calcareous sandstones and shales is substantially higher than that of a normal sand-shale section. The effect of depth on the velocity of a given...
1935
Simultaneous Inversion for Microseismic Event Location and Velocity Model in Vaca Muerta Formation
Zhishuai Zhang, Jing Du, Fuchun Gao
Unconventional Resources Technology Conference (URTEC)
.... The black lines on the logs indicate the velocity model layer interfaces. The prior horizontal distances between geophone array and microseismic events...
2017
1.5 Crustal Sections: A Wide Angle Seismic Profile
V. J. Hughes, R. S. White, E. J. W. Jones, D. H. Matthews, J. A. Brewer, and D. K. Smythe
AAPG Special Volumes
... by measuring the apparent phase velocity of arrivals across the array. Arrivals appearing on the constant offset profiles can be "tagged" by their apparent...
1983
Modern Marine 3D Seismic Acquisition - Technical Considerations
Chris Walker
Petroleum Exploration Society of Australia (PESA)
... variation, which is apparent for all 12 CMP bins, is a result of the difference in dimension of the source array - 14 metres - and the group length...
1997
Ultra-deep Jurassic acquisition technology and its application in dual-complex low SN ratio area, Qaidam Basin
Yongguo Wu, Zhenhua He, Di Wu, Yongsheng Wang, Chunrui Han, Hua Yao
International Meeting for Applied Geoscience and Energy (IMAGE)
... first arrival layering is used to control the lateral change of velocity. an initial surface model is given to invert a reasonable high-precision...
2023
Use of Thousand-Channel Seismic in Canning Basin
A. Moore, E. Allison
Petroleum Exploration Society of Australia (PESA)
... was chosen as the limiting case. The apparent horizontal velocity is 4000 m/ sec, and the wavelength is 50m for the 80 Hz component (wavenumber K = 0.02...
1984
Abstract: Uncertainty Space for Microseismic Event Locations using a Double Difference Algorithm; #90174 (2014)
Timur Mukhtarov
Search and Discovery.com
... to distance between the events and the receiver and the scale length of the velocity heterogeneity (Waldhauser, 2000). Figure 2: Ray path non...
2014
Slim, High Resolution Laterolog Array Tool: First Field Experiences
Jean-Marc Donadille, Igor Ilyin, Martin G. Lüling, Tony Meszaros, Richard Reischman, Alexey Repnev, Vladimir Yukhlin, Nasar Khan, Mark Jones
Unconventional Resources Technology Conference (URTEC)
... – Maximum 16 in [40.64 cm] Length 24.08 ft [7.34 m] Weight 247 lbm [112 kg] Pressure Rating 15,000 psi [103 Mpa] Tension 13,488 lbf [60,000 N...
2017
The Application of Image Processing Techniques for Complex Structures
V. Sudhakar, I. T. McMahon
Indonesian Petroleum Association
... array contribute to the general imaging problems. This data was collected with a 96 group, 2400m cable, 48 fold and a maximum offset of 2527m...
1987
Design of the Acoustic Zoom Method for Non-Specular Backscatter Imaging of the Eagle Ford Formation, #41495 (2014).
J. Guigne, S. Azad, C. Clements, A. Gogacz, W. Hunt, A. Pant, J. Stacey
Search and Discovery.com
... *Adapted from poster presentation given at AAPG International Conference & Exhibition, Istanbul, Turkey, September 14-17, 2014 **Datapages © 2014 Serial...
2014
Multichannel Profiles Collected in 1982 in the Tonga Region of the South Pacific
Dennis M. Mann
Circum Pacific Council Publications
... Engineering (SEI) towed acoustic array or streamer, and a seismic source of five Bolt airguns. Tracklines of multichannel data are shown on Figure 1...
1985
Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data
Paul L. Stoffa
Circum Pacific Council Publications
... of the receiving array on the lead ship is a distance of an array length from the trailing ship's source array, a synthetic common-depth-point (CDP) aperture...
1989
Single-sensor towed streamer acquisition: a case study from the Gulf of Mexico
P. Munoz, J. Uribe, N. Moldoveanu
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
..., and the array length is longer than the group interval. Receiver cable depth: Source depth: 3.125 m 2560 8000 m 25 m 3 7000 in air gun (calibrated...
2003