EA201690815A1 - Способ снижения вязкости полимерсодержащей текучей среды, добытой при извлечении нефти - Google Patents
Способ снижения вязкости полимерсодержащей текучей среды, добытой при извлечении нефтиInfo
- Publication number
- EA201690815A1 EA201690815A1 EA201690815A EA201690815A EA201690815A1 EA 201690815 A1 EA201690815 A1 EA 201690815A1 EA 201690815 A EA201690815 A EA 201690815A EA 201690815 A EA201690815 A EA 201690815A EA 201690815 A1 EA201690815 A1 EA 201690815A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- phase
- aqueous polymer
- reservoir
- oil
- polymer
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 2
- 238000000605 extraction Methods 0.000 title 1
- 239000012071 phase Substances 0.000 abstract 5
- 229920000642 polymer Polymers 0.000 abstract 3
- 229920002959 polymer blend Polymers 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 1
- 239000008346 aqueous phase Substances 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
Classifications
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/162—Injecting fluid from longitudinally spaced locations in injection well
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Extraction Or Liquid Replacement (AREA)
- Water Treatment By Sorption (AREA)
Abstract
Настоящее изобретение относится к способу добычи текучей среды, содержащей нефть и воду, из нефтеносного пласта и отделения нефтяной фазы и водной фазы от добытой текучей среды. Водная полимерная смесь образуется с помощью смешивания полимера с водой, имеющей общее содержание растворенных твердых веществ от 200 до 15000 ч./млн. Водная полимерная смесь закачивается в нефтеносный пласт, и после закачивания водной полимерной смеси в пласт из нефтеносного пласта добывается текучая среда, содержащая нефтяную фазу и водную полимерсодержащую фазу. Насыщенный солевой раствор смешивают с добытой текучей средой для повышения отделения нефтяной фазы от водной полимерной фазы.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361894675P | 2013-10-23 | 2013-10-23 | |
PCT/US2014/061298 WO2015061193A1 (en) | 2013-10-23 | 2014-10-20 | Process for reducing viscosity of polymer-containing fluid produced in the recovery of oil |
Publications (2)
Publication Number | Publication Date |
---|---|
EA201690815A1 true EA201690815A1 (ru) | 2016-09-30 |
EA031121B1 EA031121B1 (ru) | 2018-11-30 |
Family
ID=52825159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201690815A EA031121B1 (ru) | 2013-10-23 | 2014-10-20 | Способ снижения вязкости полимерсодержащей текучей среды, добытой при извлечении нефти |
Country Status (6)
Country | Link |
---|---|
US (1) | US9657216B2 (ru) |
EP (1) | EP3060748B1 (ru) |
BR (1) | BR112016009016B1 (ru) |
EA (1) | EA031121B1 (ru) |
MY (1) | MY172015A (ru) |
WO (1) | WO2015061193A1 (ru) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2014306078B2 (en) | 2013-08-05 | 2018-10-18 | Gradiant Corporation | Water treatment systems and associated methods |
CN105683095B (zh) | 2013-09-23 | 2019-09-17 | 格雷迪安特公司 | 脱盐系统及相关方法 |
US10174597B2 (en) * | 2014-12-23 | 2019-01-08 | Shell Oil Company | Subsurface injection of reject stream |
US10167218B2 (en) | 2015-02-11 | 2019-01-01 | Gradiant Corporation | Production of ultra-high-density brines |
US10308526B2 (en) | 2015-02-11 | 2019-06-04 | Gradiant Corporation | Methods and systems for producing treated brines for desalination |
AU2016298326B2 (en) | 2015-07-29 | 2022-08-04 | Gradiant Corporation | Osmotic desalination methods and associated systems |
US10301198B2 (en) | 2015-08-14 | 2019-05-28 | Gradiant Corporation | Selective retention of multivalent ions |
US10245555B2 (en) | 2015-08-14 | 2019-04-02 | Gradiant Corporation | Production of multivalent ion-rich process streams using multi-stage osmotic separation |
GB201600456D0 (en) * | 2016-01-11 | 2016-02-24 | Statoil Petroleum As | Process |
WO2017147113A1 (en) | 2016-02-22 | 2017-08-31 | Gradiant Corporation | Hybrid desalination systems and associated methods |
US11479713B2 (en) | 2018-08-09 | 2022-10-25 | King Abdullah University Of Science And Technology | Polymer-based enhanced oil recovery with compositionally-tuned slugs |
WO2020041542A1 (en) | 2018-08-22 | 2020-02-27 | Gradiant Corporation | Liquid solution concentration system comprising isolated subsystem and related methods |
EP4247522A1 (en) | 2020-11-17 | 2023-09-27 | Gradiant Corporation | Osmotic methods and systems involving energy recovery |
US11987750B2 (en) * | 2021-12-16 | 2024-05-21 | Saudi Arabian Oil Company | Water mixture for fracturing application |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3908764A (en) * | 1974-11-25 | 1975-09-30 | Phillips Petroleum Co | Method of treating petroleum-bearing formations for supplemental oil recovery |
US4266611A (en) | 1979-08-30 | 1981-05-12 | Texaco Inc. | Oil recovery method employing alternate slugs of surfactant and fresh water solution of polymer |
US4579667A (en) * | 1984-11-07 | 1986-04-01 | Hercules Incorporated | Gelled aqueous compositions |
WO2000073623A1 (en) | 1999-05-27 | 2000-12-07 | Exxonmobil Research And Engineering Company | Brine viscosification for enhanced oil recovery |
US7987907B2 (en) | 2006-09-08 | 2011-08-02 | Bp Exploration Operating Company Limited | Hydrocarbon recovery process |
US20080194432A1 (en) * | 2007-02-14 | 2008-08-14 | Jurgen Heidlas | Method for breaking the viscosity of polymer-thickened aqueous systems for mineral oil and natural gas exploration |
FR2940348B1 (fr) | 2008-12-18 | 2011-01-21 | Spcm Sa | Amelioration de la recuperation assistee du petrole par polymere sans equipement ou produit complementaire. |
CN104520532B (zh) * | 2012-08-09 | 2017-09-12 | 国际壳牌研究有限公司 | 用于生产和分离油的方法 |
-
2014
- 2014-10-20 BR BR112016009016-0A patent/BR112016009016B1/pt active IP Right Grant
- 2014-10-20 EP EP14856539.3A patent/EP3060748B1/en active Active
- 2014-10-20 EA EA201690815A patent/EA031121B1/ru not_active IP Right Cessation
- 2014-10-20 WO PCT/US2014/061298 patent/WO2015061193A1/en active Application Filing
- 2014-10-20 US US14/518,511 patent/US9657216B2/en active Active
- 2014-10-20 MY MYPI2016701448A patent/MY172015A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BR112016009016B1 (pt) | 2021-08-17 |
WO2015061193A1 (en) | 2015-04-30 |
EA031121B1 (ru) | 2018-11-30 |
EP3060748B1 (en) | 2023-05-31 |
EP3060748A1 (en) | 2016-08-31 |
BR112016009016A2 (pt) | 2017-08-01 |
US9657216B2 (en) | 2017-05-23 |
US20150107841A1 (en) | 2015-04-23 |
EP3060748A4 (en) | 2017-06-07 |
MY172015A (en) | 2019-11-12 |
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Legal Events
Date | Code | Title | Description |
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MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ KG TJ TM |