The petroleum system: A fundamental tool

The petroleum system (PS) is today a paradigm of hydrocarbon geology and has become a reliable and basic tool for oil and gas explorationists and geoscientists worldwide.Historical contextBy the end of the 19th century, petroleum geologists began to identify the major elements necessary to source a petroleum deposit.In 1885, I.C. White1 associated the existence of organic matter disseminated in the sediments and its transformation into hydrocarbons with the presence of reservoirs and anticlinal traps. However, it was only one century later2 that the PS was defined.This developed after the definition of an "oil system" by Dow,3 refined by the concept of the "generative basin" by Demaison,4...

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