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The AAPG/Datapages Combined Publications Database
Showing 370 Results. Searched 196,371 documents.
Abstract: Felt Seismicity Related to Hydraulic Fracturing; #90187 (2014)
Adam M. Baig, Ted Urbancic, Gisela Viegas, Jason Hendrick, Eric von Lunen, and Sean Lovric
Search and Discovery.com
... geophone, we apply a highpass (15 Hz corner frequency) Butterworth filter to one of the 4.5 Hz geophone signals in the same well as the FBA highlighted...
2014
The Integration of Exploration Techniques in Petroleum Prospecting Licences PPL 123, 156, 176 and 177 within the Onshore and Offshore Papuan Gulf Region of Papua New Guinea
J. N. Parkin, S. M. T. Marsh, W. L. Wardlaw
Papua New Guinea (PNG) Petroleum Convention Proceedings
... deposition with episodic incursions of fine grained sands (Butterworth, 1995). M origio-1, C o re# 1 : la g ifu S a n d s to n e E q u iv a le n t (Fig. 5...
1996
1991
Modelling of Drift of Nearby Icebergs Using Wind and Current Measurements at a Fixed Station
E. D. Soulis
CSPG Special Publications
... in Figure 6 was used. Figure 6. Correlation & Parameter Estimation A second order Butterworth filter was applied to the current data to remove noise...
1975
Comparison of Bed Form Variance Spectra Within a Meander Bend During Flood and Average Discharge
Raymond A. Levey, Bjorn Kjerfve, Rufus T. Getzen
Journal of Sedimentary Research (SEPM)
... in selection of a fifth order (N) filter. Although the Butterworth filters have nonlinear phase characteristics, this is of no concern in the computation...
1980
ABSTRACT: Reservoir Architecture of a Distributary Channel-Fill Complex from the Middle Miocene Kutai Basin, Indonesia, by F. Hasan Sidi, A. Setiawan, and P. J. Butterworth; #90913(2000).
Search and Discovery.com
2000
2006
The Raven Story: A Play Fairway Opener in the Nile Delta, by Peter Cook, Jerry Siok, Hamish Matheson, Timothy Dodd, Dave Cowper, and Peter Butterworth; #90052 (2006)
Search and Discovery.com
2006
Tectonic geomorphological investigations of antiforms using differential geometry: Permam anticline, northern Iraq
Annegret Burtscher, Marcel Frehner, Bernhard Grasemann
AAPG Bulletin
... analysis investigates in detail the effects of two adaptable parameters: the cutoff wavelength of the low-pass filter that is applied to the DEM...
2012
Experimental Investigations of Combined Flow Sediment Transport
Everett Smith, Max S. Daniller-Varghese, Paul M. Myrow, David Mohrig
Journal of Sedimentary Research (SEPM)
... device, is shown in black. The wave-signal extracted from ADV time series using a fifth-order Butterworth bandpass filter, with a frequency range of 0.6...
2019
Airborne Gravity Gradiometer Survey over the Pelarang Anticline, Onshore Kutai Basin, Indonesia
Asbjorn Norlund Christensen, Hannah Booth, Cameron Jones, Seda Rouxel, Leonhard Bow Kocijan, Balakrishnan Kunjan
Petroleum Exploration Society of Australia (PESA)
... with a 4th order Butterworth filter with a cut-off wavelength of 10,000m. The amplitude range of the data set is quite substantial from -3.8mGal...
2018
Abstract: Lower-Middle Miocene Play Fairway Opening Multi TCF Gas Discovery: Raven Field, Nile Delta, by Peter Butterworth and James Saxton; #90161 (2013)
Search and Discovery.com
2013
Stratigraphic and Structural Interpretations Using Diffraction Seismograms
Richard K. Snavely , A.K.M. Sarwar
GCAGS Transactions
.... The filter used was a Butterworth filter with a dominant band between 10Hz and 40Hz with a constant slope of 36 decibels. Figure 6 shows the field...
1988
Foreword
AAPG Special Volumes
... analyses (Macdonald and Butterworth). A tectonic synthesis of Antarctica and the surr unding southern seas is presented (Royer et al.). Hazards...
1990
Lowstands and Highstands in the Lacustrine Brown Shale of Central Sumatra: Field Examples from the Teso Block: Abstract
P. J. Butterworth, A. S. Wain
Indonesian Petroleum Association
...Lowstands and Highstands in the Lacustrine Brown Shale of Central Sumatra: Field Examples from the Teso Block: Abstract P. J. Butterworth, A. S. Wain...
1995
Abstract: Quaternary Geology of Seberang Prai, Pulau Pinang and Kuala Kurau
Kamaludin Bin Hassan
Geological Society of Malaysia (GSM)
... and east of Butterworth. Warta Geologi (Newsletter of the Geological Society of Malaysia), Vol. 15, No. 1, January-February 1989 Copyright © 2017...
1989
The Use of Fossil Spores in the Resolution of Mississippian Stratigraphic Problems
L. R. Wilson
Tulsa Geological Society
... Naturalist., Vol. 18, pp. 155-160, 1 pl. Butterworth, Mavis A. and Williams, Ralph W., 1958, "The small spore floras of coals in the Limestone Coal group...
1959
Memorial: Richard Newman Nelson (1897-1964)
Richard H. Hopper
AAPG Non-Technical and Memorials
... geological expedition to that country. This 1924-1925 expedition was headed by Emerson Butterworth,* who became a life-long associate of Richard Nelson...
1964
Moho structure of Australia from probabilistic inversion of teleseismic P-wave coda autocorrelation
Mehdi Tork Qashqai, Erdinc Saygin
Petroleum Exploration Society of Australia (PESA)
... Hz. To obtain the zero-offset reflection response (autocorrelogram) beneath each station, a fourth-order Butterworth band-pass filter with corner...
2019
Evidence for Depth Dependent Lithosphere Thinning During Continental Breakup in the Woodlark Basin, #30094 (2009)
Simon Gozzard, Nick J. Kusznir, Andrew M. Goodliffe, and Gianreto Manatschal
Search and Discovery.com
... Butterworth filter (100km) SPG&NJK/Oct2008 Crustal Thickness from Gravity Inversion •Gravity inversion requires breakup age •Sea-floor spreading...
2009
Does Local Resuspension Maintain the Benthic Nepheloid Layer in Southeastern Lake Michigan?
Nathan Hawley , Barry M. Lesht
Journal of Sedimentary Research (SEPM)
... lowpass filter to remove the high-frequency variations. Hourly averages were computed prior to applying a fourth-order Butterworth recursive filter...
1995
Mediterranean Diapiric Structures: GEOLOGICAL NOTES
Jerry A. Watson , G. Leonard Johnson
AAPG Bulletin
...., Submarine geology and geophysics: London, Butterworth, p. 75-92. JOIDES, 1967, Deep-sea drilling project: Am. Assoc. Petroleum Geologists Bull., v...
1968
Memorial: Karl William Reynolds (1894-1970)
Harold T. Morley
AAPG Non-Technical and Memorials
... Butterworth of Denver, Colorado, and his brother Kenneth Reynolds of Arcadia, California. Burial was in El Reno, Oklahoma, the girlhood home of Mrs...
1973
Characterisation of Palaeocene Remobilised Deposits Utilising Cores and Image Logs in the HN Field, Bintuni Basin: Distribution and Implications to Reservoir Geometry Prediction
Harya Dwi Nugraha
Indonesian Petroleum Association
... Proceedings, 2018 carbonate deposits (Birt et al., 2015; Mardani and Butterworth, 2016). PALAEOCENE DEPOSITIONAL SYSTEMS The Palaeocene interval...
2018
Geological And Structural Interpretation Of Ado-Ekiti Southwest And Its Adjoining Areas Using Aeromagnetic Data
Search and Discovery.com
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