Chapter Four: Stratigraphic Interpretation

Alistair R. Brown

AAPG Special Volumes

... the answer is ‘no’. The heavy black vertical profiles are acoustic impedance and the exploration objective is the porosity patch at the top of the limestone...

Using recursive inversion as input for gross-rock volume extraction from lithology prediction volumes: How bad can it be?

James Shadlow

Petroleum Exploration Society of Australia (PESA)

... amplitude. Equation 3 has been implemented for the derivation of acoustic impedance for this study. Relative AI and Vp/Vs inversions can be generated using...

Seismic Characterization of Large-scale Sandstone Intrusions

Mads Huuse, Joe Cartwright, Andrew Hurst, Noralf Steinsland

AAPG Special Volumes

..., and references therein).Impedance Contrasts between Sandstones and Mudstones in the North Sea PaleogeneA contrast in acoustic impedance (AI...

Geostatistical inversion method based on seismic waveform similarity

Xuebin Ni, Jiajia Zhang, Guangzhi Zhang, Baoli Wang, Ying Lin, Zhuofan Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

...) further excavated the information contained in seismic data, combined seismic attribute information with stochastic inversion, and realized reservoir...

From outcrop to subsurface model—Large-scale fractured zones in Apulian platform carbonates (Maiella Mountains, Central Apennines, Italy)

Stefano Torrieri, Chadia Volery, Loï Bazalgette, and Christoph G. E. Strauss

AAPG Bulletin

... and of the main mechanisms controlling fault and fracture impedance across different lithologies is key to estimating both flow properties and recovery...

Integrated 3D Reservoir Characterization for Oil Sands Evaluation, Development and Monitoring, #40541 (2010)

Laurie Weston Bellman

Search and Discovery.com

... indicator. In this process, an estimate of density is obtained from seismic using a multi-attribute analysis approach (Russell et al., 1997). Wireline logs...

3D interpretation of geological, 3D seismic and conventional geophysical data from the Darlot Gold Mine

Glenn Pears, James Reid, John McGaughey, Will Turner, Graeme Hird

Petroleum Exploration Society of Australia (PESA)

... targeting. The effectiveness of reflection seismic depends on the presence of contrasts in acoustic impedance (density × velocity) and use...

Mitigating the effects of guided waves in OBN data for acoustic FWI using data reconstruction: A data example from the Yggdrasil area

M. A. H. Zuberi, E. Cho, T. Seher, R. Myklebust

International Meeting for Applied Geoscience and Energy (IMAGE)

...Mitigating the effects of guided waves in OBN data for acoustic FWI using data reconstruction: A data example from the Yggdrasil area M. A. H. Zuberi...

Horizontal Well Evaluation to Determine Geological Facies, Mechanical Properties, and Natural Fracture Changes Using Slim Through-the-Bit Dipole Sonic and Oil-Based Microimaging Tools

Edgar Velez, Elia Haddad, Firas Al Shaikh, Ghada Barbour, Kyle Barrie

Unconventional Resources Technology Conference (URTEC)

...-range frequencies. The hardware is combined with sophisticated processing that transforms raw impedance measurements into a photorealistic borehole image...

Stratigraphic Modeling and Interpretation--Geophysical Principles and Techniques: Section 3. Stratigraphic Models from Seismic Data

Norman S. Neidell, Elio Poggiagliolmi

AAPG Special Volumes

... and their relation to stratigraphy is adopted. Each event or waveform on each data trace is assumed to relate to a sharp acoustic impedance change...

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

Search and Discovery.com

... a decrease in acoustic impedance which leads to an increase in particle displacement. Indeed, close inspection of Figure 3 reveals an amplitude...

Modern Technology Reveals New Opportunities in the North Sea

Cyrille Reiser, Euan Anderson, Frances Matthew

GEO ExPro Magazine

... properties such as acoustic and shear impedance, whereas the high side of the spectrum improves the seismic resolution and hence the detection of thin...

Structure and Stratigraphy of the Blake Escarpment Based on Seismic Reflection Profiles: Rifted Margins

R. E. Sheridan , C. C. Windisch , J. I. Ewing , P. L. Stoffa

AAPG Special Volumes

... trough at the base of the escarpment. The western boundary of the trough is formed by a steep rise (45°-60°) of acoustic basement producing...

Geophysics: Target Shooting for the Drill

A. Easton Wren

CSPG Special Publications

... from the computer. The two seismic sections show close agreement and illustrate the high amplitude reflection generated by the acoustic impedance...

Seismic Investigation of Gas Hydrate Reflectors, Blake Outer Ridge Area Off Southeastern United States: ABSTRACT

Robert C. Anderson, Richard A. Wise, William P. Dillon

AAPG Bulletin

... impedance contrast to seismic sound waves and, hence, produced a high-amplitude reflection on multichannel seismic data. Regional multichannel...

Structural Reactivation and its Implication on Exploration Play: Case Study of JS-1 Ridge

Hade B. Maulin, Cipi Armandita, M. Ma'ruf Mukti, Dwi Mandhiri, Djoko Rubyanto, Sidiq Romi

Indonesian Petroleum Association

... reconstruction within JS-1 Ridge. Seismic attributes such as Acoustic Impedance and variance are needed to strengthen the analysis. Acoustic Impedance is needed...

Prospectivities of Buton Area, Southeast Sulawesi: New Insights from Revisiting Integrated Geological-Geophysical-Geochemical Data

Awang Harun Satyana, Ngakan Alit Ascaria, Alfathony Krisnabudhi, Ragil Destriawan Prasetyo

Indonesian Petroleum Association

.... This attribute is proportional to the acoustic impedance contrast and, therefore, can be used as an effective discriminator for bright spots...

Fundamental Work Flow for Improving Static Model Using Seismic Data Case Study: Upper Gabus Zones in Kerisi Field

Baskoro Arif Kurniawan, Aguslianto Efendy Harahap, Irfan Yuliandri Syukri

Indonesian Petroleum Association

... and the fluid type better than Acoustic Impedance (AI), and     © IPA, 2017 – 41st Annual Convention Proceedings, 2017 slightly better than Poisson’s Ratio...

ABSTRACT: Improved Seismic Inversion Using Dual-Sensor Streamer Technology

Search and Discovery.com

Derivation of Seismic Depth Sections

H. Buchholtz, W. Houba

Geological Society of Malaysia (GSM)

...Derivation of Seismic Depth Sections H. Buchholtz, W. Houba Geol. Soc. Malaysia Bulletin 21, December 1987; pp. 231 - 249 Derivation of seismic...

Abstract: Reverse Time Migration of Prestack Elastic Data; #90224 (2015)

R. Ferner and M. D. Sacchi

Search and Discovery.com

... migration extrapolates source and receiver wave-fields in combination with an imaging condition; generating depth images of subsurface impedance contrasts...

Pore-to-regional-scale Integrated Characterization Workflow for Unconventional Gas Shales

Roger M. Slatt, Paul R. Philp, Younane Abousleiman, Prerna Singh, Roderick Perez, Romina Portas, Kurt J. Marfurt, Steven Madrid-Arroyo, Neal O'Brien, Eric Eslinger, Elizabeth T. Baruch

AAPG Special Volumes

..., doi:10.1007/s11440-007-0038-8.Ortega, J., F. J. Ulm, and Y. Abousleiman, 2009, The nanogrannular acoustic signature of shale: Geophysics, v. 74, p...

Abstract: Extracting Meaningful Information from Seismic Attributes, by S. Chopra and K. J. Marfurt; #90090 (2009).

Search and Discovery.com

Abstract: Abstract: Application of Vertical Seismic Profile to Stratigraphic Exploration Problems, Powder River Basin, Wyoming, by A. H. Balch, M. W. Lee, R. T. Ryder; #90969 (1977).

Search and Discovery.com

Abstract: Case Study: Application of Multicomponent Induction Tool Inversion to Natural Fracture Characterization in a Resource Play

Sweta Bose, Scott Jacobsen

Houston Geological Society Bulletin

... in the study. All of these were drilled with oil-based mud systems. Additionally, electrical and acoustic imaging logs were run in three of the wells...