RU97112235A - METHOD FOR INCREASING OIL RECOVERY - Google Patents
METHOD FOR INCREASING OIL RECOVERYInfo
- Publication number
- RU97112235A RU97112235A RU97112235/03A RU97112235A RU97112235A RU 97112235 A RU97112235 A RU 97112235A RU 97112235/03 A RU97112235/03 A RU 97112235/03A RU 97112235 A RU97112235 A RU 97112235A RU 97112235 A RU97112235 A RU 97112235A
- Authority
- RU
- Russia
- Prior art keywords
- salt
- calcium chloride
- polybasic acid
- oil recovery
- emulsion
- Prior art date
Links
- 238000011084 recovery Methods 0.000 title claims 2
- 239000007864 aqueous solution Substances 0.000 claims 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L cacl2 Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims 3
- 239000001110 calcium chloride Substances 0.000 claims 3
- 229910001628 calcium chloride Inorganic materials 0.000 claims 3
- 239000000839 emulsion Substances 0.000 claims 3
- 150000007519 polyprotic acids Polymers 0.000 claims 3
- 150000003839 salts Chemical class 0.000 claims 3
- 239000011780 sodium chloride Substances 0.000 claims 3
- 239000002736 nonionic surfactant Substances 0.000 claims 2
- 239000004115 Sodium Silicate Substances 0.000 claims 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N Sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005755 formation reaction Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- PMZURENOXWZQFD-UHFFFAOYSA-L na2so4 Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- 239000000047 product Substances 0.000 claims 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 1
- 229910052911 sodium silicate Inorganic materials 0.000 claims 1
- 229910052938 sodium sulfate Inorganic materials 0.000 claims 1
- 235000011152 sodium sulphate Nutrition 0.000 claims 1
- 239000000243 solution Substances 0.000 claims 1
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU97112235A RU2125650C1 (en) | 1997-07-16 | 1997-07-16 | Method for increasing oil output of bed |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU97112235A RU2125650C1 (en) | 1997-07-16 | 1997-07-16 | Method for increasing oil output of bed |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2125650C1 RU2125650C1 (en) | 1999-01-27 |
RU97112235A true RU97112235A (en) | 1999-06-20 |
Family
ID=20195387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU97112235A RU2125650C1 (en) | 1997-07-16 | 1997-07-16 | Method for increasing oil output of bed |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2125650C1 (en) |
-
1997
- 1997-07-16 RU RU97112235A patent/RU2125650C1/en active
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