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 …

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 …

Geophysical reservoir characterization and monitoring at Brazilian pre-salt oil fields

PRS Johann, RC Monteiro - Offshore Technology Conference, 2016 - onepetro.org
In 2006, the Brazilian pre-salt oil field province was discovered from a pioneer well at Lula
oil field. The province is characterized by carbonate reservoirs, microbial and coquina rocks …

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 …

Characterizing evaporitic section and geomechanical properties using seismic inversion, a case study for Santos Basin

T Toríbio, LE Queiroz, L Teixeira… - … Congress of the …, 2017 - library.seg.org
Knowledge of the evaporitic section above pre-salt reservoirs in Santos Basin is an
important aspect to be observed when preforming geomechanical analysis, especially …

Dealing with Evaporitic Salts Section in Santos Basin during Geological Seismic Velocity Construction

JS Fonseca, F Gobatto, J Boechat, A Maul… - … Congress of the …, 2017 - library.seg.org
Honoring depth information provided by wells is essential when building seismic velocity
models. This concept can extend also to honor the information provided by interpretations …

Salt heterogeneities characterization in pre-salt Santos Basin fields

PM Barros, JS Fonseca, LM Silva, A Maul… - Offshore Technology …, 2017 - onepetro.org
Geomechanical models need to incorporate a more reliable geological model concerning
the overburden as well as the underburden sections. These aspects are more important …

The impact of the complex evaporites features' on the seismic illumination of the underlying rocks: a case study in the Brazilian presalt

J Zambrini, WM Lupinacci, LAP Gamboa… - Journal of Petroleum …, 2020 - Elsevier
The oil industry utilizes seismic techniques to image the Earth's subsurface. The number of
reflected rays generated at a single point that return to the receivers impacts directly the …

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; …

Results of Incorporating the Stratigraphy Within the Evaporitic Sequence Into the Velocity Field for Reservoir Characterization

L Falcão, A Maul, F Gobatto, G González… - Brazilian Journal of …, 2016 - sbgf.org.br
RESULTS OF INCORPORATING THE STRATIGRAPHY WITHIN THE EVAPORITIC SEQUENCE
INTO THE VELOCITY FIELD FOR RESERVOIR CHARACTERIZATION Page 1 i “main” …