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Upstream: Exploration And Development
Upstream: Completion And Production
Downstream: Transportation, Processing And Marketing
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Selecting target area based on surrounding geology
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Selection of leasing area and bidding |
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Geological analysis |
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Well data analysis |
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Gravity survey |
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Geophysical survey |
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Permitting |
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Seismic drilling |
Determining the oil and gas reservoir location
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Seismic evaluation |
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Geophysical services and equipment |
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Seismic processing |
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Software and computing |
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Interpretation |
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Drill site selection |
Pinpointing and preparing the site for drilling
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Leasing and site preparation |
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Leasing |
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Surveying and positioning |
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Permitting |
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Site preparation |
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Rig mobilization |
Drilling the well and evaluating the reservoir
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Exploratory drilling |
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Contract drilling—offshore and onshore |
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Drilling fluids and additives |
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Downhole measurement |
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Coring and analysis |
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Rental and fishing services |
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Logistical support |
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Oilfield supply |
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Durable drilling equipment |
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Consumable drilling equipment and products |
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Waste product disposal |
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Well testing |
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