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U.S. Department of Energy
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EOR (enhanced oil recovery) + CO/sub 2/ = a gas processing challenge

Journal Article · · Oil Gas J.; (United States)
OSTI ID:5810332
Carbon dioxide (CO/sub 2/) flooding is one of the most active methods of tertiary enhanced oil recovery (EOR). This will have a significant impact on gas processing. Associated gases will contain ever increasing amounts of CO/sub 2/, and new processing schemes will be required. An understanding of the problems, and some forethought, can lead to savings through the use of the existing plants and gathering systems. This approach can be coupled with new technologies and processing at satellite plants. The CO/sub 2/ concentration in the associated gases can increase to levels as high as 90% in as short a period as 6 mo. However, breakthrough within 3 to 5 yr is more likely. This means the gas processor will have to contend with gases containing 80 to 90% CO/sub 2/, and 5 to 10 times the volume of gas, in the space of 2 to 3 yr. This rise in gas volume will effect gas gathering and treatment.
OSTI ID:
5810332
Journal Information:
Oil Gas J.; (United States), Journal Name: Oil Gas J.; (United States) Vol. 80:43; ISSN OIGJA
Country of Publication:
United States
Language:
English