Late Quaternary Stratigraphy and Development of Tidal Sand Ridges in the Eastern Yellow Sea

Soo-Chul Park, Bang-Hee Lee, Hyuk-Soo Han, Dong-Geun Yoo, Chi-Won Lee

Journal of Sedimentary Research (SEPM)

... by Berne et al. (1998). In this study, we analyze a number of sediment cores and high-resolution seismic (air-gun and sparker) profiles from the eastern...

Aru Trough Deepwater Trepang 3D: The First Broadband Triple-Source Marine Seismic Survey Acquired in Indonesia Led by Ophir Energy

Ed Hager, Carey Davis, Dave Arnold, Safrin Arbi

Indonesian Petroleum Association

... that the seismic record 5 seconds below the water-bottom has interference energy from the next shot; therefore, an extra stage of processing...

Vibroseis System: a High-Frequency Tool: ABSTRACT

William L. Chapman, G. L. Brown, D. W. Fair

AAPG Bulletin

... are extended to their limits as the search for energy resources continues. Successful application of high-frequency seismic methods requires evaluating each...

Portable airgun tank for land VSP applications

Alejandro Martinez, Jorge Castillo, Helmut Gmach, Rafael Barcelos, Jose Sales, Ramiro Santivanez

International Meeting for Applied Geoscience and Energy (IMAGE)

... pits, whereby air gun ports tend to clog as the operation progresses. This is a typical known issue in these operations where nonproductive time...

Cross-Borehole Tomography in Development Geology: Part 7. Geophysical Methods

J. H. Justice, M. E. Mathisen, J. R. Bulau, A. A. Vassiliou

AAPG Special Volumes

... for the seismic energy to travel from source to receiver. Data are acquired for every combination of source and receiver stations. Ray paths connecting sources...

Wavelet Processing

Lee Lu

Indonesian Petroleum Association

... channel marine data. The energy source was from untuned air guns. Parsimonious Deconvolution is designed over near 24 trace using a 2 seconds data...

Data Enhancement from a 486-Channel Streamer

Bill Dragoset, Ken Larner

Pacific Section of AAPG

.... Both surveys used a 10-gun, high-pressure airgun array as the energy source. (The shot spacing was 30 m for the digital streamer survey and 33.5 m...

The Modern Carbonate Ramp Slope of Central West Florida

Henry T. Mullins, Anne F. Gardulski, Edward J. Hinchey, Albert C. Hine

Journal of Sedimentary Research (SEPM)

... Hatteras (Fig. 2). Profiles were generated using a 5-in.3 air gun as an acoustic energy source, and reflections were received by a 50-element...

The Seismic Stratigraphy of the Kimmeridgian„Tithonian Dupuy Formation in the Barrow Island Area

D. Gillam, K. Ehman, H. Posamentier, M. Trupp

Petroleum Exploration Society of Australia (PESA)

... drilling decisions (Figs 3 and 4). The BWI3D was acquired using a combination of vibroseis, explosives and air-gun sources. Explosive sources were used...

Passive Seismic: Something Old, Something New, by Peter M. Duncan, #40154 (2005).

Search and Discovery.com

Abstract: The Role of Magnitude Saturation, Accounting for Seismic Energy Release and Fracture Surface Area Development Associated with Hydraulic Fracture Stimulations; #90224 (2015)

Ted Urbancic, Andy Cochrane, and Adam Baig

Search and Discovery.com

.... During the stimulation, a total of 4500 events were recorded on the downhole array situated close to the reservoir, ranging in magnitude from M-1 to M...

Adaptive Eigen-structure Classification and Stochastic Decorrelation Filters for Coherent Interference Suppression in the Acoustic Zoom Method

Search and Discovery.com

Tripartite Study of the New Ireland-Manus Region, Papua New Guinea: An Introduction

N. F. Exon, M. S. Marlow

Circum Pacific Council Publications

... profiles. About 2000 km of 24-channel reflection data were collected, by using a five-air-gun array totalling 1265 cubic inches (21 liters) as a sound...

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...

Depth Prediction Ahead of the Bit: A Case Study from the Singa-1 Discovery Well, South Sumatra

Mark Crawley, David Ginger

Indonesian Petroleum Association

.... It was felt that energy travelling directly from the bit could be used to derive formation velocity information, but it was not clear how much, if any...

Abstract: Detection Sensitivity of Local Tectonic Earthquakes by Borehole Geophone Arrays: A Case Study From Central Alberta; #90224 (2015)

Enrico Caffagni and David W. Eaton

Search and Discovery.com

... by continuous raw data from a 12-level downhole 15 Hz geophone array deployed at 2 km depth in a wellbore in central Alberta. Geophones are relatively...

A Case for Microseismic Surface Arrays in Texas?

Hallie Meighan, Robert A. Hull, Earl Roberts

Unconventional Resources Technology Conference (URTEC)

... Texas. For Pioneer, this acquisition was paired with monitoring from a downhole array in a nearby vertical offset well. Both methods of observation...

Beneficial impacts of receiver arrays on suppressing seismic speckle noise from near-surface heterogeneities: A reflection of 3D seismic acquisition practices in the Middle East

Andrey Bakulin, Ilya Silvestrov, Dmitry Neklyudov

International Meeting for Applied Geoscience and Energy (IMAGE)

...; Pecholcs, 2008). Figure 1: Prestack gathers using various acquisition geometries: (a) from a 72-geophone array, (b) from a 9-geophone array, and (c...

Microseismic imaging with three-component borehole sensors

Jakob B. U. Haldorsen

International Meeting for Applied Geoscience and Energy (IMAGE)

..., this formulation gives an accurate distance from the array to the hypocenter location, but it gives a cosine tapering in the azimuth and polar directions away...

Seismic-While-Drilling: Techniques using the Drill Bit as the Seismic Source, by Bob Hardage, #40411 (2009).

Search and Discovery.com

Gas Hydrate Offshore Vancouver Island, Northern Cascadia Margin

M. Riedel, Eleanor C. Willoughby, Nigel Edwards, Roy D. Hyndman, George D. Spence, Ross Chapman, Marc-Andre Chen, Ivana Novosel, Katrin Schwalenberg

AAPG Special Volumes

... 50 Hz). The BSR reflection coefficient decreases with increasing air-gun frequency across a range of 15175 Hz (Fink and Spence, 1999). An even larger...

Designing surveys in an updated regulatory environment With consideration of processing

Carsten Udengaard, David Brookes, Simon Dean, Seet Li Yong, Henrik Roende, Duncan Bate, Etienne Marc

International Meeting for Applied Geoscience and Energy (IMAGE)

... is a limitation in the time source boats can be actively using air gun arrays. To acquire a commercially viable sparse OBN survey, source vessels...

Multichannel Seismic-Reflection Data Collected at the Intersection of the Mussau and Manus Trenches, Papua New Guinea

H. F. Ryan, M. S. Marlow

Circum Pacific Council Publications

... intersection (Figure 2). The multichannel survey was conducted with a five-air-gun, 2,000-psi tuned array that totaled 20 liters. Data were recorded...

Marine Seismic Investigations, Southern Brazil Margin

R. Kowsmann , R. Leyden , O. Francisconi

AAPG Bulletin

... that it may range from early Tertiary to Cretaceous. Fifteen sonobuoy profiles were shot during cruise C-15-07 using a 1,000-cu in. (15,600 cc) air gun fired...

Geology and Petroleum Potential of the Southeast Alaska Continental Margin

T. R. Bruns, P. R. Carlson

Circum Pacific Council Publications

...). Multichannel seismicreflection data were acquired in 1978 from the U.S. Geologi­ cal Survey research vessel S.P. LEE using a tuned air-gun array...