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Steam soak successful in West German field

Journal Article · · Pet. Eng.; (United States)
OSTI ID:6491333
Cyclic steam injection into 17 wells in the Emlichheim Field of Western Germany has increased oil production rates from 2 to 7-fold. Weight ratio of increased oil production to steam injected is expected to reach 1.1, and perhaps higher, to make the overall project an economic success. Optimum treating volumes appeared to be 600 tons of steam per well for the first cycle. Fifteen producing wells were treated and 2 old water injection wells were converted to oil producers by steam treatments. These are the summary results obtained by Wintershall AG, operator in the Emlichheim Field, since initiation of steam injection operators in June 1966. The project was an attempt to increase oil recovery above the 11-1/2% achieved by both primary and waterflooding. Use of 4-1/2-in. slotted liners successfully controlled sand while producing the 24-1/2$- API heavy crude.
Research Organization:
Wintershall AG
OSTI ID:
6491333
Journal Information:
Pet. Eng.; (United States), Journal Name: Pet. Eng.; (United States) Vol. 39:4; ISSN PENGA
Country of Publication:
United States
Language:
English