NO875448D0 - INCREASED OIL EXTRACTION WITH HYDROPHOBIC ASSOCIATED POLYMERS - Google Patents
INCREASED OIL EXTRACTION WITH HYDROPHOBIC ASSOCIATED POLYMERSInfo
- Publication number
- NO875448D0 NO875448D0 NO875448A NO875448A NO875448D0 NO 875448 D0 NO875448 D0 NO 875448D0 NO 875448 A NO875448 A NO 875448A NO 875448 A NO875448 A NO 875448A NO 875448 D0 NO875448 D0 NO 875448D0
- Authority
- NO
- Norway
- Prior art keywords
- oil extraction
- increased oil
- hydrophobic associated
- associated polymers
- polymers
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/56—Acrylamide; Methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F226/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen
- C08F226/06—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a heterocyclic ring containing nitrogen
- C08F226/10—N-Vinyl-pyrrolidone
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Fats And Perfumes (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/946,864 US4709759A (en) | 1986-12-29 | 1986-12-29 | Enhanced oil recovery with hydrophobically associating polymers containing N-vinyl-pyrrolidone functionality |
US06/947,285 US4702319A (en) | 1986-12-29 | 1986-12-29 | Enhanced oil recovery with hydrophobically associating polymers containing sulfonate functionality |
Publications (4)
Publication Number | Publication Date |
---|---|
NO875448D0 true NO875448D0 (en) | 1987-12-28 |
NO875448L NO875448L (en) | 1988-06-30 |
NO176490B NO176490B (en) | 1995-01-02 |
NO176490C NO176490C (en) | 1995-04-12 |
Family
ID=27130241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO875448A NO176490C (en) | 1986-12-29 | 1987-12-28 | Process for extracting oil from a production well |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2199354B (en) |
NO (1) | NO176490C (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2920818B1 (en) * | 2007-09-11 | 2013-03-22 | Snf Sas | IMPROVED PROCESS FOR ASSISTED OIL RECOVERY. |
US8752624B2 (en) | 2010-11-24 | 2014-06-17 | Basf Se | Aqueous formulations of hydrophobically associating copolymers and surfactants and use thereof for mineral oil production |
AU2011333883A1 (en) | 2010-11-24 | 2013-06-13 | Basf Se | Aqueous formulations of hydrophobically associating copolymers and surfactants and also their use for petroleum recovery |
CN114853945B (en) * | 2022-04-29 | 2023-02-17 | 山东大学 | Water-soluble nonionic polymer viscosity reducer, preparation method thereof and application thereof in viscosity reduction of extra-thick oil |
-
1987
- 1987-12-22 GB GB8729793A patent/GB2199354B/en not_active Expired - Lifetime
- 1987-12-28 NO NO875448A patent/NO176490C/en unknown
Also Published As
Publication number | Publication date |
---|---|
NO176490B (en) | 1995-01-02 |
GB8729793D0 (en) | 1988-02-03 |
NO176490C (en) | 1995-04-12 |
GB2199354A (en) | 1988-07-06 |
NO875448L (en) | 1988-06-30 |
GB2199354B (en) | 1991-05-15 |
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