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The AAPG/Datapages Combined Publications Database
Showing 957 Results. Searched 200,691 documents.
Continuous DAS measurements during CCUS operations onshore Japan
Shotaro Nakayama, Yuji Yamada, Takuji Mouri, Pierre Bettinelli, Takashi Mizuno, Jianxiong Chen, Philip Armstrong, Yuki Maehara
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the industry due to its ability to record data with finer spatial sampling and broader bandwidth as compared to a conventional geophone-based...
2024
Microseismic monitoring of an underground longwall mine using a modern lightweight nodal recording system
Tim Dean, James McGuiness, Andrej Bona
International Meeting for Applied Geoscience and Energy (IMAGE)
... by the geophone array and depth of 400m (~100 m below the depth of the mining) into 30 m cubic voxels. For each voxel, we computed the travel-time...
2024
Stratigraphic and Structural Interpretations Using Diffraction Seismograms
Richard K. Snavely , A.K.M. Sarwar
GCAGS Transactions
... by a geophone is the resultant wave. Fresnel (Longhurst, 1967) presented a calculation method for the contribution at a point from each annular zone...
1988
Raven Creek Field, Campbell County, Wyoming: Case Histories
C. E. Tranter, C. W. Kerns
AAPG Special Volumes
... at selected control points and a model study. The usual experimental program was conducted--i.e., ghost and multiple tests, noise analyses, geophone...
1972
First Seismic Survey in Indonesia For The CCS Project Using Vibroseis as a Non-Explosive Seismic Source
Takeshi Kozawa, Nobuhito Shimada, Masami Hato, Alfian Bahar, Awali Priyono, Rachmat Sule, Stevanus P. H. Silban, Toshifumi Matsuoka, Toru Takahashi, Takao Aizawa, Isamu Kuboki, Alphius D. Guntara
Indonesian Petroleum Association
... No. of Vibrators No. of Sweeps Force Out Sweep Length Sweep Frequency VP interval No. of source line Recording Parameters Recording system Geophone sensor...
2017
Extended Abstract: Sensing Below with Ocean Bottom Seismic
Bill Cafarelli
Petroleum Exploration Society of Australia (PESA)
... are supplied by a"peak" in the geophone spectru m. It can be shown that the two spectra are compl imentary - where there are notches in one there are peaks...
1996
Pematang Lantih Vibroseis 3D Seismic Survey: An Innovative Technique Applied in Sumatra
Adde Avrino, Jacques Bonnafé-Clauss, Susanto S. Wibowo, Jeres R. Cherdasa, Rimbawan Prathidina, Nobuhito Shimada, Stevanus P. Silaban
Indonesian Petroleum Association
... Stack before correlation Receivers: Interval: 40m Geophone group: 18 geophones spaced 2.22m Receiver lines spaced 200m Spread: 8 lines of 80...
2018
Relating Microseismicity to Geomechanical Strain
Adam M. Baig, Ben Witten, Aaron Booterbaugh
Unconventional Resources Technology Conference (URTEC)
...-deployed geophones and surface geophone arrays, a multiwell completion was monitored for microseismicity. Moment tensors are inverted from a novel...
2021
Defining a Steeply-Dipping Salt Flank in Mississippi with a New High-Certainty 3D Method
Nicholas Brooks, Pat Donais, Werner Heigl, Jakob Haldorsen, Fred Li
GCAGS Transactions
... source positions relative to the wellhead. Figure 3. READ 10-level 3C geophone array separated by standard 50-ft inter-tool cables was used for data...
2015
Aspects of Seismic Resolution: Chapter 1
R. E. Sheriff
AAPG Special Volumes
... limit to the significance of data traveling by paths with large horizontal components. Ground mixing (resulting from geophone and source array dimensions...
1985
Abstract: Black Box Recording of Passive Seismicity: Pitfalls of not Understanding your Acquisition Instrumentation and its Limitations; #90187 (2014)
Ted Urbancic and Andreas Wuestefeld
Search and Discovery.com
... as detected at the surface using a triaxial FBA and the equivalent signals on a 15Hz omni-directional triaxial geophone. In both examples the spectra...
2014
Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014)
P. B. Wills and K. De Meersman
Search and Discovery.com
... m buried 3C geophone array and using a mixture of repeated (in PVC-cased holes in 2009) and re-drilled shot holes (2010/,11). The geometry...
2014
Abstract: Distributed Acoustic Sensing for Cross-well Frac Monitoring; #90224 (2015)
Paul S. Webster, Barbara E. Cox, Mathieu M. Molenaar
Search and Discovery.com
... with different instrumentation simultaneously. DAS data differs from Geophone data in a few ways. First, fibers can be deployed down treatment wells...
2015
Seismic Technologies for Unconventional Reservoir Characterization: Wamsutter Field Case Study; #110159 (2011)
Rosemarie Geetan, Brian Hornby, Ricko Wardhana
Search and Discovery.com
...: • 8000 ft geophone tool string •160 3C geophones 50 ft apart • 8 seconds recording Source: • Vibroseis single source • 5630 vibe points • 250 ft...
2011
Onshore Exploration Drilling Success in Southern Basin, Trinidad; #11293 (2020)
Xavier Moonan, S. Harrypersad
Search and Discovery.com
... shotpoint station intervals SE • • • 9 geophones per string, 2 geophone strings per group, array equally spaced. Fold coverage – 60 Processed using...
2020
SEISMIC REFLECTION SURVEYING FOR OIL AND GAS FIELDS IN NORTH CENTRAL TEXAS
TED COUGHRAN
Fort Worth Geological Society
... cable and geophone layout, shot point interval, and recording truck were used for both energy sources. Note that data quality and wave forms are quite...
1989
Free at Last
GeoExPro Staff
GEO ExPro Magazine
... sensitive and urban areas where geophone placement can be difficult. They also enable high-station counts, dense spatial sampling, and surveys designed...
2007
Cable-Free Freedom
Bob Heath
GEO ExPro Magazine
... cover through improved ranges of offsets and azimuths, and the choice to use geophone arrays as well as point receivers, multi-component if required...
2007
Seismic Imaging Technology: Part IV: The Ultimate Marine Seismic Acquisition Technique?
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
.... In the future we could hope to tow 41 streamers with a 50m crossline separation. If this is combined with the new two-component hydrophone/geophone streamer...
2008
"Limits of Accuracy of Present Sonic Logging Equipment"
F. P. Kokesh
Oklahoma City Geological Society
... with geophone check-shots with some regularity. This skepticism arose from our long experience with making measurements of physical parameters in oil...
1961
Diffraction and Refraction on Reflection Seismograph Records as Aids to Fault Interpretation
Miller Quarles, Jr.
GCAGS Transactions
... positions as shown. The wave will intercept each geophone at successively later times with intervals depending upon its velocity in the refracting...
1956
Introducing Day to Day Seismic
Halfdan Carstens
GEO ExPro Magazine
... to the gimbaled and omnidirectional geophone systems that have been used for ocean bottom surveys. Once it has been installed, the system is used...
2009
Two Frontier Basins Come to Light
Ian Davison, Menno G. Dinkelman, Wouter Kool, GEO International Ltd., ION’s G
GEO ExPro Magazine
...), as was the geophone streamer (18m) and bubble interference was kept to a minimum. The air gun and streamer deep-tow provided a maximum energy input...
2010
Use of Seismic Refraction Techniques for Investigating Recent Landslides in a Tropical Rain Forest in Puerto Rico
Matthew C. Larsen
Circum Pacific Council Publications
... contour, using a signal-enhancing 12channel seismograph in conjunction with an array of 12 geophones. Geophone spacing varied from 1.5 to 6 m; spread...
1995
Taking the Plunge
Vidar Hovland, John Thompson
GEO ExPro Magazine
... using combined hydrophone and geophone sensors in the cable. Seabed cables connected to a vessel (later to a series of data collection buoys) could...
2016