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U.S. Department of Energy
Office of Scientific and Technical Information

Use of microorganisms in enhanced oil recovery. Second annual report, October 1, 1982-December 31, 1984

Technical Report ·
OSTI ID:6368650
The specific objectives of this research have been to: (1) determine the depth of microbial plugging and its control by altering the injection of nutrients; (2) determine the effect of microbial plugging on the pore throat-size distribution; (3) determine if substantial permeability reductions are obtained in the presence of an oleic phase and to quantitate oil recoveries; (4) develop a one-dimensional mathematical model of the microbial plugging process; (5) determine the kinetics of microbial growth in sandstone and how permeability affects this rate; (6) isolate and characterize bacteria that produce biopolymers anaerobically in the presence of salt and at elevated temperatures; and (7) study the anaerobic production of a biosurfactant by Bacillus licheniformis strain JF-2. The six sections in this report have been processed separately for inclusion in the Energy Data Base.
Research Organization:
Oklahoma Univ., Norman (USA)
DOE Contract Number:
AS19-80BC10300
OSTI ID:
6368650
Report Number(s):
DOE/BC/10300-43; ON: DE85000132
Country of Publication:
United States
Language:
English