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 …

Quantitative seismic-stratigraphic interpretation of the evaporite sequence in the Santos Basin

L Teixeira, WM Lupinacci, A Maul - Marine and Petroleum Geology, 2020 - Elsevier
On the account of the absence of modern analogues, the interpretation of evaporite-bearing
basins relies extensively on seismic and well data. Recent studies describe the intrasalt …

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 …

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 …

Elastic properties of rock salt in the Santos Basin: Relations and spatial predictions

L Teixeira, WM Lupinacci - Journal of Petroleum Science and Engineering, 2019 - Elsevier
Most subsurface rock models consider salt bodies as homogenous masses and set to
evaporite minerals constant values of elastic properties such as density, compressional and …

[PDF][PDF] Geological characterization of evaporitic sections and its impacts on seismic images: Santos Basin, offshore Brazil

AR Maul - Brazilian Journal of Geophysics, 2019 - researchgate.net
The pre-salt reservoirs in the Santos Basin are known for being overlaid by thick evaporitic
layers, which degrade the quality of seismic imaging and, hence, impacts reservoir studies …

Evaporitic velocity modeling uncertainties and variabilities: Implications for pre-salt projects in the Santos basin, Brazil

AR Maul, MAC Santos, CG Silva, MLÁG Farias… - Brazilian Journal of …, 2019 - sbgf.org.br
Correct representation of the spatial distribution of physical and chemical properties of the
evaporitic section is of great importance for development of pre-salt section reservoirs. In the …

[PDF][PDF] Improving pre-salt reservoirs seismic images when considering the stratified evaporites insertion in the initial model for the velocity updating processes prior to …

AR Maul, MAC Santos, CG Silva… - Brazilian Journal of …, 2019 - academia.edu
Structurally complex areas, such as the pre-salt section in the offshore Santos Basin, SE
Brazil, is a challenge to represent the geology using seismic images. One of the main …

Alternativas para modelos de velocidades sísmicas dos rafts no Complexo de Marlim-Bacia de Campos-e os impactos na volumetria dos reservatórios do pré-sal

GN Camargo - 2022 - bdtd.uerj.br
A tectônica de sal na Bacia de Campos pode ser dividida em dois domínios regionais:
extensional, na porção proximal e compressional, na porção distal (Demercian et al., 1993; …