Dibenzothiophenes, phenyldibenzothiophenes, and benzo [b] naphthothiophenes in crude oils and source rock extracts from the Niger Delta Basin, Nigeria, and their …

AB Ogbesejana, OM Bello, OO Akintade… - Arabian Journal of …, 2021 - Springer
The distribution of dibenzothiophenes, phenyldibenzothiophenes, and benzo [b]
naphthothiophenes and their geochemical significance in the crude oils and source rocks …

[PDF][PDF] Occurrence and geochemical significance of fluorene and alkylfluorenes in crude oils and source rock extracts from Niger Delta basin, Nigeria

AB Ogbesejana, OM Bello, OJ Okunola - Heliyon, 2021 - cell.com
The crude oils and their source rocks from Niger Delta basin, Nigeria were investigated by
optical microscopy for the maceral compositions and by gas chromatography-mass …

Geochemical significance of tricyclic and tetracyclic terpanes in source rock extracts from the Offshore Niger Delta Basin, Nigeria

AB Ogbesejana, OM Bello, T Ali, UA Uduma, KS Kabo… - Acta Geochimica, 2021 - Springer
Tricyclic and tetracyclic terpanes are important constituents of crude oil and source rock
extracts. However, they have not been reported in the Offshore Niger Delta Basin, Nigeria …

[HTML][HTML] Origin and depositional environments of source rocks and crude oils from Niger Delta Basin: Carbon isotopic evidence

AB Ogbesejana, OM Bello, T Ali - China Geology, 2020 - Elsevier
Thirty-nine crude oils and twenty-one rock samples from Niger Delta Basin, Nigeria have
been characterized based on their isotope compositions by elemental analysis-isotope ratio …

Distribution and geochemical significance of biphenyls and related bicyclic aromatic structures in oils from Ancon oilfield (Tertiary Progreso Basin), Ecuador

M Martínez, E Lorenzo, A Morato, A Gamboa - Geochemical Journal, 2020 - jstage.jst.go.jp
MATERIALS AND METHODS The oil samples (API Gravity 34–44) come from different active
wells in Ancon Field, Miocene Dos Bocas Fm., Progreso Basin, southwestern Ecuador. The …

[PDF][PDF] China Geology

AB Ogbesejana, OM Bello, T Ali - 2020 - researchgate.net
In oil-to-oil and oil-to-source rock correlations, isotope analyzes of individual compounds
were implemented in oil and source rock extracts (Hayes et al., 1990; Rooney et al., 1998) …