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The AAPG/Datapages Combined Publications Database
Showing 43,240 Results. Searched 195,452 documents.
Test Analysis of a 2D Seismic Survey With Finer CMP Interval
Zhao Xuewu, Widya Putri Pratami, Xu Qingsen, Muchlis MYS, Guo Shanli
Indonesian Petroleum Association
... as the second trace; traces 2, 3 and 4 are summed as the third one and so on, with array length of 30 m; 5-trace array means that trace 1 is trace 1; traces 1...
2022
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
... be predicted for a given source-receiver array by line integration through a model, m. The model is described based on the elastic properties of the subsurface...
2022
DAS Microseismic Monitoring and Integration With Strain Measurements in Hydraulic Fracture Profiling
Martin Karrenbach, Andrew Ridge, Steve Cole, Kevin Boone, Dan Kahn, Jamie Rich, Ken Silver, Dave Langton
Unconventional Resources Technology Conference (URTEC)
... as a short segment of the vertical well (channels 450-500). For comparison a standard sensor array (geophones) with a length of 150 m is highlighted in green...
2017
The 'Geoseis' System: Seismic Prospecting with Detonating Cord - A Line Energy Source
D. W. Thompson
Petroleum Exploration Society of Australia (PESA)
... spread. Apparent horizontal velocity Va is the horizontal velocity of events arriving at the surface where Va is given by v .. b. Split Spread Shooting...
1985
Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data
Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin
Indonesian Petroleum Association
... data measurement is the fixed station array. The measured trajectory length is 150m. The number of shot used is 151 with a shot interval of 1m, while...
2017
Bottom Boundary Layer Parameters and Sediment Transport on the Louisiana Inner-Shelf During Cold Front Passages
David A. Pepper , Gregory W. Stone , and Ping Wang
GCAGS Transactions
... bursts with logarithmic profiles. Key: z0c = roughness length; u*c = current shear velocity; u*cw = wave-current shear velocity. Table 4. Predicted...
1999
Surface Microseismic Monitoring of Hydraulic Fracture Stimulations, Bakken Formation, Nesson
David Abbott, Sherilyn Williams-Stroud, RonShaffer
Search and Discovery.com
... stimulations in the Bakken; and (2) characterize fracture azimuth, length,and symmetry with respect to rock properties. The surface microseismic data were...
2009
A Phase Diagram for Turbulent, Transitional, and Laminar Clay Suspension Flows
Jaco H. Baas, James L. Best, Jeffrey Peakall, Mi Wang
Journal of Sedimentary Research (SEPM)
... within the quasi-laminar flow phase (Fig. 19; Re = 2000–10,000 with the height of the velocity maximum chosen as approximate length scale). This phase...
2009
Granite and Limestone Velocity Determinations in Arbuckle Mountains, Oklahoma
B. B. Weatherby, W. T. Born, R. L. Harding
AAPG Bulletin
... of the granite. [EQUATION] Where V is the longitudinal rod velocity f is the natural frequency and l is the length of the bar. Figure 4 shows...
1934
Shelfedge Dynamics and the Nepheloid Layer in the Northwestern Gulf of Mexico
David W. McGrail, Michael Carnes
Special Publications of SEPM
... velocity 4 5 was was for the cm sec at above the bottom exceeded m more of the time and reached the rotate meter cross it is apparent...
1983
Understanding the Root Cause of Poor Seismic Data Through Modelling, #41912 (2016).
Anastasia Poole, Peter V. Baaren
Search and Discovery.com
... *Adapted from oral presentation given at GEO 2016, 12th Middle East Geosciences Conference & Exhibition, Manama, Bahrain, March 7-10, 2016; presentation...
2016
Marine Vibrator Concepts for Modern Seismic Challenges
Andrew Long, Rune Tenghamn
Petroleum Exploration Society of Australia (PESA)
... is challenged by the necessity to mitigate unwanted reverberating bubble energy with ‘array tuning’—By using air guns of several different volumes...
2018
Consonance Logging: Old Concept - New Solutions
Mario J.C. Petricola
Indonesian Petroleum Association
.... A brief glimpse into the future is given. The paper is based on published literature and the author’s personal experience. Most of today’s logs...
2005
Groundwater Investigation Using Electrical Resistivity Imaging Technique at Sg. Udang, Melaka, Malaysia
Zeinab Asry, Abdul Rahim Samsudin, Wan Zuhairi Yaacob, Jasni Yaakub
Geological Society of Malaysia (GSM)
... by the length (L). This is given by the equation, ρ=R (A / L) After the field survey, the resistance measurements are reduced to apparent resistivity...
2012
Time-Lapse Imaging of a Hydraulic Stimulation Using 4-D Vertical Seismic Profiles and Fiber Optics in the Midland Basin
Robert Meek, Kevin Woller, Mark George, Robert Hull, Hector Bello, Jed Wagner
Unconventional Resources Technology Conference (URTEC)
.... This represents a 11% velocity change at the maximum. Using a Gasman fluid substitution this would result in a 5% apparent porosity change after...
2017
Turbulence Modulation in Clay-Rich Sediment-Laden Flows and Some Implications for Sediment Deposition
Jaco H. Baas, James L. Best
Journal of Sedimentary Research (SEPM)
... 10.5 cm from the probe head. A vertical array of 4 MHz UDVP probes was used to measure the streamwise component of flow velocity at regularly spaced...
2002
Simulation of the Genesis of Current Ripples by Means of a Cellular Automaton
J. J. P. Zijlstra
Special Publications of SEPM
... array of N sites and in each cell a is stored Water level i Ss l A SIMULATES THE GENESIS OF CURRENT Initially as a a maximum value...
1999
Diagnostic Applications of Borehole Hydraulic Signal Processing
Connor J. Clark, Jennifer L. Miskimins, Dana L. Gallegos
Unconventional Resources Technology Conference (URTEC)
... such as length, wave velocity, and boundary conditions. Water hammer hydraulic impulses analyzed as part of this paper are considered free impulses...
2018
Shallow Water Seismic Operations on the North West Shelf
T. J. Allen, D. Brown, J. Wardell
Petroleum Exploration Society of Australia (PESA)
... streamer, and using a single string 1000 cubic inch airgun array. The streamer was kept as deep as possible, to a maximum of about 10 m, using remote...
1988
Abstract: Time-Lapse FullWaveform Inversion Application To Seismic Monitoring Of CO2 Sequestration; #90224 (2015)
Wubshet Alemie
Search and Discovery.com
... model mri . At a given iteration (k), the baseline time-frame uses the starting velocity model as reference model, and the other successive time-frames...
2015
Chapter 12: Microseismic Monitoring in Early Haynesville Development
Peter M. Duncan, William B. Barker, Leo Eisner, Peter G. Smith, Kevin Smith, Sherilyn Williams-Stroud
AAPG Special Volumes
... of 12 vertical component geophones placed in a linear array along the line. Group length and group interval were both 55 ft (17 m). A vertical well...
2013
High Fidelity Microseismic Data Acquisition in the Midland Basin Wolfcamp Shale Play West Texas, USA
Robert A. Hull, Robert Meek, Brian Wright, Hallie Meighan, Austin Von der Hoya, Jake Lempges
Unconventional Resources Technology Conference (URTEC)
... and typically imaging through a varying velocity field Utilizing a substantial imaging aperture with array lengths of 1,100’ and 12 three-component tools...
2015
Bigger is Better Hydraulic Fracturing in the Williams Fork Formation in the Piceance Basin
Leen Weijers, Yusuf Kama, Julie Shemeta, Stephen Cumella
Search and Discovery.com
.... Serial rights given by author. For all other rights contact author directly. and the time the event is detected by the geophone array (Warpinski et al...
2009
Assessment of the permanent seismic sources for borehole seismic monitoring applications: CO2CRC Otway Project
Sinem Yavuz, Julia Correa, Roman Pevzner, Barry Freifeld, Todd Wood, Konstantin Tertyshnikov, Sofya Popik, Michael Robertson
Petroleum Exploration Society of Australia (PESA)
... campaign-based seismic acquisition using a large array of seismic receivers and mobile sources, towards the techniques using continuous borehole...
2019
Depositional Architecture and Petrophysical Variability of an Oolitic Tidal Sand Shoal: Pennsylvanian (Missourian), Kansas, U.S.A.
Eugene C. Rankey, Hamilton Goodner, John Doveton
Journal of Sedimentary Research (SEPM)
...) velocity, velocity anisotropy, and elastic moduli. In addition, apparent porosity exponents (ma) were computed from log porosity and array induction deep...
2018