A NOVEL EOR POLYMER (Ⅱ)——INVESTIGATION ON IN-SITU GELATION OF SMRF SYSTEM IN BEREA CORE
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A NOVEL EOR POLYMER (Ⅱ)——INVESTIGATION ON IN-SITU GELATION OF SMRF SYSTEM IN BEREA CORE
Vol. 13, Issue 1, Pages: 66-73(1995)
Affiliations:
1. Department of Material Engineering
2. Zhengzhou University
3. Zhengzhou 450052
4. China
5. The Tertiary Oil Recovery Project
6. The University of Kansas
7. Lawrence
8. KS 66045
9. U. S. A.
Author bio:
Funds:
DOI:
CLC:O631
Published:20 March 1995
Accepted:
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[1]庄银凤,Stanley McCool,G.Paul Willhite,Don W.Green.A NOVEL EOR POLYMER (Ⅱ)——INVESTIGATION ON IN-SITU GELATION OF SMRF SYSTEM IN BEREA CORE[J].Chinese Journal of Polymer Science,1995,{4}(01):66-73.
ZHUANG Yinfeng, Stanley McCool, G.Paul Willhite, et al. A NOVEL EOR POLYMER (Ⅱ)——INVESTIGATION ON IN-SITU GELATION OF SMRF SYSTEM IN BEREA CORE[J]. 1995, 13(1): 66-73.
[1]庄银凤,Stanley McCool,G.Paul Willhite,Don W.Green.A NOVEL EOR POLYMER (Ⅱ)——INVESTIGATION ON IN-SITU GELATION OF SMRF SYSTEM IN BEREA CORE[J].Chinese Journal of Polymer Science,1995,{4}(01):66-73.DOI:
ZHUANG Yinfeng, Stanley McCool, G.Paul Willhite, et al. A NOVEL EOR POLYMER (Ⅱ)——INVESTIGATION ON IN-SITU GELATION OF SMRF SYSTEM IN BEREA CORE[J]. 1995, 13(1): 66-73.DOI:
A NOVEL EOR POLYMER (Ⅱ)——INVESTIGATION ON IN-SITU GELATION OF SMRF SYSTEM IN BEREA CORE
In-situ gelation of aqueous sulfomethylated resorcinol formaldehyde (SMRF) system inBerea core has been investigated. Two sets of displacement experiments were conducted with thissystem (containing 5% NaCl
0. 036% CaCl
2
. 2H
2
O). The brine permeabilities of the coreswere reduced significantly from about 600 to 0.1 md. The in-situ gelation in Berea core occurreda little bit earlier than gelation anticipated from bulk test in the experiments. The gel time waseasier to control at initial pH between 6 and 8. During injection of SMRF system
the apparentviscosity was less than 1 mPa·s at 41℃.
Abstract
In-situ gelation of aqueous sulfomethylated resorcinol formaldehyde (SMRF) system inBerea core has been investigated. Two sets of displacement experiments were conducted with thissystem (containing 5% NaCl
0. 036% CaCl
2
. 2H
2
O). The brine permeabilities of the coreswere reduced significantly from about 600 to 0.1 md. The in-situ gelation in Berea core occurreda little bit earlier than gelation anticipated from bulk test in the experiments. The gel time waseasier to control at initial pH between 6 and 8. During injection of SMRF system
the apparentviscosity was less than 1 mPa·s at 41℃.
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