Questions tagged [petroleum]

Questions of[petroleum][5] origin, [history] [1], & methods of production. Examples of [formations] [3]/deposits this is to include [mapping] [4]. Application i:e development of petroleum based products & other usages. Evolution of petroleum technology past, present, & future aligning with [ancient chinese method] [1] to current.

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Does Earth have any stable bodies of liquid, that are not liquid water?

Overland oil spills are fairly common, so Earth arguably has some transient hydrocarbon lakes. One incident in 2013 dumped nearly 1 million gallons of oil over North Dakota, covering 13 acres of land. ...
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How much of the petroleum ever formed has made it into reservoire rocks?

I am aware that it's a bit general a question, and petroleum geology (or petrology ;-)) has never been a field of interest to me. A superficial search using related keywords brings up only economic ...
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Possible reasons for field GOR being below Solution GOR(Rs)

It has been noticed in the field multiple times that the field produced GOR is well below the Solution GOR (obtained from PVT properties). Based on Industry observed production data globally, I would ...
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Caspian Sea oil deposits

Azerbaijan appears to have vast development in its oil sector. Images on google earth show oil platforms connected by road ways far out into the Caspian Sea of the coast of Baku. Why is the majority ...