Challenges for seismic velocity modelling of rafts and impacts for pre-salt depth estimations

GN Camargo, M González, F Borges, A Maul… - Petroleum …, 2023 - earthdoc.org
Seismic velocity models have significant importance in subsurface studies, notably when
applied in structurally challenging areas. In some parts of the Campos Basin, offshore Brazil …

[PDF][PDF] Few considerations, warnings and benefits for the E&P industry when incorporating stratifications inside salt sections

A Maul, MAC Santos, CG Silva - Brazilian Journal of Geophysics, 2018 - researchgate.net
This article presents a review of procedures and techniques describing the importance of
considering the stratification within the evaporitic section, combining seismic attributes and …

Refining velocity model within the salt section in Santos Basin: An innovative workflow to include the existing stratification and its considerations

F Gobatto, A Maul, L Teixeira, G González… - … Exposition and Annual …, 2016 - onepetro.org
Building velocity models that honour geologic interpretations of seismic acquisitions has
become fundamental to generate inputs for several applications in seismic modeling. This is …

Estudo estatístico da velocidade dos sais na camada evaporítica na Bacia de Santos

PJT Amaral*, AR Maul, L Falcão… - … Congress of the …, 2015 - library.seg.org
This paper is in Portuguese. The evaporitic section that acts as a seal of the Pre-Salt section
reservoirs in Santos Basin, Brazil, has a significant thickness and several types of salt layers …

Seismic characterization of internal salt cycles: a case study in the Santos Basin, Brazil

RLB Pontes, AR Maul, CG Silva - Brazilian Journal of Geophysics, 2022 - sbgf.org.br
The exploration of pre-salt reservoirs in the Santos Basin, Brazilian Offshore, requires
innovative approaches to improve the quality of reservoir seismic images below large salt …

Modelling geological layers into new velocity models for seismic migration process-a Brazilian pre-salt case

JS Fonseca, L Teixeira, A Maul, P Barros… - First EAGE/PESGB …, 2018 - earthdoc.org
This paper presents a methodology to build velocity models that reflect geological features
identified in previous migrated seismic, particularly within the Brazilian Santos Basin …

The impact of heterogeneous salt velocity models on the gross rock volume estimation: an example from the Santos Basin pre-salt, Brazil

A Maul, M Cetale, C Guizan, P Corbett… - Petroleum …, 2021 - earthdoc.org
The thick and heterogeneous salt section in the Santos Basin, offshore Brazil, imposes great
challenges in accessing the pre-salt hydrocarbon reservoirs, especially in relation to seismic …

Geological velocity approach in order to obtain a detailed velocity model for the evaporitic section–Santos Basin

LC de Oliveira*, LF Fernandes, AR Maul… - … Congress of the …, 2015 - library.seg.org
Several exploration areas in Santos Basin, Brazil, focusing the Pre-Salt Section lack a
refined velocity model for migration purposes. There are many different techniques to build …

Modelling intra-salt layers when building velocity models for depth migration. Examples of the Santos Basins, Brazilian offshore

A Maul, J Fonseca, L Teixeira, P Barros… - SEG Technical …, 2018 - library.seg.org
Building seismic velocity models honouring complexities evident from seismic data is
fundamental to generate inputs for several applications in seismic modeling and imaging …

Proposed workflow to incorporate stratification within salt section using velocity and seismic attributes

M González, F Gobatto, A Maul, L Falcão… - Third EAGE/SBGf …, 2016 - earthdoc.org
Beyond time-to-depth conversion purposes, building a more realistic seismic velocity model
is fundamental to provide proper inputs for seismic processing and imaging, quantitative …