Seismic signal considerations for fast reservoir characterization

Folkert Hindriks

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the subsurface. approximately -6 dB/octave (1/𝜔). For quantitative rock and fluid characterization, we often convert the seismic reflectivity...

Abstract: Correlation of P-P and P-S Data in Yinggehai Basin, South China Sea; #90171 (2013)

Jinfeng Ma, Le Gao, and Igor Morozov

Search and Discovery.com

... reflectivity can be written as follows, based on Aki and Richards’ (1980) simplification of Zoeppritz equation: R ps j = c j ln ( ρ j +1 β j +1 ) + d j...

Delineating Fractures from Seismic Attributes; #110124 (2010)

Satinder Chopra, Kurt J. Marfurt

Search and Discovery.com

... time migrated Amplitude data 0 - Relative acoustic impedance derived from thin-bed reflectivity Relative acoustic impedance derived from thin-bed...

Cenozoic Suturing of Eurasia and Africa-Arabia: Chapter 9

Peter A. Ziegler

AAPG Special Volumes

... of the Atlas Troughs, this chapter). During the Oligocene, tectonic activity abated in this area and the deeper water Numidian clastics accumulated...

Depth Imaging „ Seeing the Invisible

Vetle Vinje

GEO ExPro Magazine

... in their correct spatial positions, and with image amplitudes that are proportional to the reflectivity of the structures. Such an image would be a dream for all...

Three-dimensional Laser Scanning of Speleothems in the Carlsbad Caverns

Seiichi Nagihara, Ramey Goss, Bryan Musgrave, Jon Gamel, Glenn Hill, Thomas Bemis

West Texas Geological Society

... of a certain diameter. Its flat side has a certain reflective characteristic and faces directly toward the light source. Because of their reflectivity...

Anisotropic full-azimuth velocity model building using joint reflection-refraction tomography

Matan Shustak, Itai Sharabi, Orly Kletenik-Edelman, Elive Menyoli, Ike Imala, Ronit Levy, Zvi Koren

International Meeting for Applied Geoscience and Energy (IMAGE)

... by the JRR solution aligns much better with the layers along the stack image. Figure 4 illustrates how the JRR results follow the image reflectivity...

Reinvigorating exploration in the Nile Delta and East Mediterranean, Egypt

Gebril Saleh, Amr Talaat, Karim Ali, Ramy Eid, Sugandha Tewari, Hosny Diab, Mohamed Radwan, Mohamed Helal

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the deep-water setting. Section C shows the tabular Messinian salt with intra-salt reflectivity indicating the heterogeneity of the Messinian...

Novel forward seismic modeling using the integration of Schmidt hammer and LiDAR: Example McKittrick Canyon Permian Reef Trail outcrop, Guadalupe National Park, Texas

Zhuobo Wang, John Pigott, Chenxi Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Introduction Seismic imaging of carbonate buildups is often challenging owing to the high reflectivity of bounding layers and homogeneity in the interior...

Fluid Inclusions in Quartz: Implications for Hydrocarbon Charge, Migration and Reservoir Diagenetic History of the Penyu Basin and Tenggol Arch, Offshore Peninsular Malaysia

Donny Maga, John Jong, Mazlan Madon, Franz L. Kessler

Geological Society of Malaysia (GSM)

... reflectivity (maturity) than commonly expected. However, there remain questions as to how much these coal-derived hydrocarbons may have migrated laterally...

Prestack and poststack seismic amplitude interpretation to support unveiling oil potential of a highly stratigraphic reservoir

S. Mata García, A. Carrillat, W. Torres, P. Cisneros, V. Lucas, P. Bermeo, P. Gonzalez, J. Rodas, C. Miller, P. Zamora, K. Luzuriaga, J. Garrido

International Meeting for Applied Geoscience and Energy (IMAGE)

... production of ~2 MMBO at very low water cut. Figure 1:Waveform classes for T sandstone development and reservoir schematic with internal T sandstone...

Seismic Description of a Complex Carbonate Porosity System; Welch Field, Permian Basin, Texas

George P. Watts, Gregory D. Hinterlong, Archie R. Taylor

West Texas Geological Society

... were deposited in an arid, nearshore, shallow water, sabkha-type environment (Hinterlong, 1996). The South Welch Unit is situated in the open marine...

Abstract: Workflows for Sweet Spots Identification in Shale Plays Using Seismic Inversion and Well Logs; #90187 (2014)

Yexin Liu

Search and Discovery.com

... to measure. The free gas and water are very similar to the ones in the conventional reservoirs, and the conventional petrophysical model can...

A New Seismic Attribute Aids to Map the Embedded Geological Features from Low Bandwidth Seismic Data; #40720 (2011)

R.C.P. Saxena and S.K. Pokhriyal

Search and Discovery.com

... pinch outs, faults, channels etc.) and reflectivity (e.g. lithology, reservoir thickness etc.) components of seismic data with geological objects...

New Method for Seismic Identification of Fluid Conduits or Barriers Challenges Several Industry Paradigms; #120083 (2013)

Ralf Oppermann

Search and Discovery.com

... with drilling problems (e.g. gas kicks, fluid losses, borehole instability), as well as production issues (water production along fault planes...

Reservoir Insights Enabled by Machine Learning Technology: A Supervised Machine Learning Method for Probabilistic Rock Type Prediction; #42465 (2021)

Bruno de Ribet, Gerardo Gonzalez

Search and Discovery.com

... in the reservoir - Consider an hydrocarbon overprint in the facies definition, created when the difference between effective porosity and unflushed water...

Thoughts and Speculations on Geodynamic Processes: Chapter 10

Peter A. Ziegler

AAPG Special Volumes

... rift zone, the attenuation (stretching) factors at upper and lower crustal levels, the reflectivity of the upper and lower crust as well...

Structure and Evolution of Bering Sea Shelf South of St. Lawrence Island

Michael S. Marlow , David W. Scholl , Alan K. Cooper , Edwin C. Buffington

AAPG Bulletin

... age, although some middle Oligocene rocks have been dredged from the sequence near Zhemchug canyon; the rocks probably accumulated in shallow water...

The Geology of the Samoan Islands

Barbara H. Keating

Circum Pacific Council Publications

.... On December 12, Captain de Langle and 61 men in two longboats and two pinnaces went to a village in a cove near their anchorage to collect water. Instead...

Sublacustrine geomorphology and modern sedimentation in a glacial scour basin, June Lake, eastern Sierra Nevada, U.S.A.

Eva C. Lyon, Michael M. McGlue, Edward W. Woolery, Sora L. Kim, Jeffery R. Stone, Susan R.H. Zimmerman

Journal of Sedimentary Research (SEPM)

... June Lake, surface-sediment grain-size distribution and geochemistry are controlled by water depth and basin morphology. Additional modern facies types...

2006 Gulf Coast Association of Geological Societies 54th Annual Convention, San Antonio, Texas, Abstracts, #90056 (2006).

Search and Discovery.com

Seismic Attribute Expression of Differential Compaction; #41265 (2014)

Satinder Chopra and Kurt Marfurt

Search and Discovery.com

... Differential compaction 1. 2. water sand silty/clayey sediments silty/clayey sediments Drained phase Compaction ridge Early water flooding 3...

Analysis of the impact of demigration on traveltime-based reflection full-waveform inversion

Hong Liang, Houzhu (James) Zhang, Hongwei Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... (or demigration) using a reflectivity model and a background velocity model. However, as pointed by Wang et al., (2018), during the demigration process...

3D Seismic Visualization Using Multiple Volume Data Sets

Antony J. Marsh, Andy Furniss, Gerald Kidd

Indonesian Petroleum Association

... combinations include reflectivity and acoustic impedance, near and far offset stack volumes, and reflectivity and edge detection. In this example, we use two AVO...

Abstract: Wavelet Estimation by Non-Linear Optimization of All-Pass Operators; #90211 (2015)

Somanath Misra and Mauricio Sacchi

Search and Discovery.com

... the third order cumulants, the fourth order cumulants do not vanish when the reflectivity series is symmetric (Walden and Hosken, 1986). Tugnait (1987...