Lecture questions -exploration 4

Lecture questions -exploration 4 - far away from the source...

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EAS 375 Lecture Questions – Exploration (onshore and offshore) 1. What is meant by the term wildcat well? - an exploratory oil well drilled in land not known to be an oil field 2. What is an oil seep? -The emergence of liquid petroleum at the land surface as a result of slow migration from its buried source through minute pores or fissure networks 3. What is the difference between a structural and stratigraphic trap? What feature do they have in common? 4. 4. What was Drake’s contribution to the history of the oil industry? -1 st to drill for oil in the US using his discovery well. 5. Subsurface exploration is based on seismic surveys. Describe how seismic profiling works. -using sound source such as explosion by dynamites and then let the receiver (geophone) located
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Unformatted text preview: far away from the source to collect sound waves reflected between soft ground and hard ground. Then, the structure beneath the ground will be identified using the wavelet produced by the reflection. 5. Why is the Gulf of Mexico such a prolific oil producing region? 7. How is a salt dome formed? 6. What is a jack-up drilling rig? 7. Why is 3-d seismic profiling so important to exploration in the Gulf of Mexico? 10. What are some of the hazards that offshore drilling and production platforms have to deal with day-in and day-out? 11. Why does the damaging of onshore refiners by a hurricanes central to gasoline price spikes? 12. What is a fault trap and how does it differ from an anticline al trap?...
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This note was uploaded on 12/10/2011 for the course PHYS 114 taught by Professor Comptonw during the Spring '10 term at Purdue University.

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