EA201891959A1 - Способ повышения плотности солевого раствора для обработки скважин - Google Patents
Способ повышения плотности солевого раствора для обработки скважинInfo
- Publication number
- EA201891959A1 EA201891959A1 EA201891959A EA201891959A EA201891959A1 EA 201891959 A1 EA201891959 A1 EA 201891959A1 EA 201891959 A EA201891959 A EA 201891959A EA 201891959 A EA201891959 A EA 201891959A EA 201891959 A1 EA201891959 A1 EA 201891959A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- saturated
- density
- salt
- brine
- tst
- Prior art date
Links
Classifications
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- 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
- C09K8/02—Well-drilling compositions
- C09K8/03—Specific additives for general use in well-drilling compositions
-
- 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
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
- C09K8/06—Clay-free compositions
-
- 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
- C09K8/40—Spacer compositions, e.g. compositions used to separate well-drilling from cementing masses
-
- 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
- C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
-
- 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
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
-
- 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
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/66—Compositions based on water or polar solvents
- C09K8/68—Compositions based on water or polar solvents containing organic compounds
-
- 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
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/72—Eroding chemicals, e.g. acids
- C09K8/74—Eroding chemicals, e.g. acids combined with additives added for specific purposes
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
Способ повышения плотности насыщенного или почти насыщенного солевого (исходного) солевого раствора, такого как одновалентный или двухвалентный солевой раствор, включает сначала понижение истинной температуры кристаллизации (ТСТ) насыщенного или почти насыщенного солевого раствора до эвтектической точки с помощью гликоля, а затем добавление сухой соли к солевому раствору с пониженной ТСТ для получения солевого раствора повышенной плотности. ТСТ может быть понижена путем добавления гликоля в насыщенный или почти насыщенный солевой раствор. Сухая соль представляет собой ту же соль, что и соль насыщенного или почти насыщенного солевого раствора. Количество сухой соли, добавленной в солевой раствор с пониженной ТСТ, достаточно для получения насыщенного или почти насыщенного солевого раствора. Плотность полученного солевого раствора выше плотности насыщенного или почти насыщенного (исходного) солевого раствора.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/069,874 US9868890B2 (en) | 2016-03-14 | 2016-03-14 | Method of increasing the density of a well treatment brine |
PCT/US2017/021917 WO2017160655A1 (en) | 2016-03-14 | 2017-03-10 | Method of increasing the density of a well treatment brine |
Publications (1)
Publication Number | Publication Date |
---|---|
EA201891959A1 true EA201891959A1 (ru) | 2019-02-28 |
Family
ID=59851926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201891959A EA201891959A1 (ru) | 2016-03-14 | 2017-03-10 | Способ повышения плотности солевого раствора для обработки скважин |
Country Status (5)
Country | Link |
---|---|
US (1) | US9868890B2 (ru) |
EP (1) | EP3426748A4 (ru) |
BR (1) | BR112018068734A2 (ru) |
EA (1) | EA201891959A1 (ru) |
WO (1) | WO2017160655A1 (ru) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3074107B8 (en) * | 2013-11-27 | 2020-08-12 | Sinomine Resources (US) Inc. | Method to separate brine from invert emulsions used in drilling and completion fluids |
US11136486B2 (en) | 2016-03-24 | 2021-10-05 | Tetra Technologies, Inc. | High density, low TCT monovalent brines and uses thereof |
US10913884B2 (en) | 2016-03-24 | 2021-02-09 | Tetra Technologies, Inc | Temperature stability of polyols and sugar alcohols in brines |
GB2564063B (en) | 2016-03-24 | 2022-04-06 | Tetra Tech | High density, low TCT divalent brines and uses thereof |
US10745609B2 (en) | 2016-07-14 | 2020-08-18 | Lanxess Solutions Us Inc. | Crystallization suppressant combinations for high density clear brine fluids |
US11021645B2 (en) * | 2017-10-24 | 2021-06-01 | Tetra Technologies, Inc | Stabilization and reduction of TCT of divalent iodide-containing brines |
US10851278B2 (en) | 2017-10-24 | 2020-12-01 | Tetra Technologies, Inc. | Stabilization and reduction of TCT of brines containing monovalent iodides |
US11453817B2 (en) | 2017-10-24 | 2022-09-27 | Tetra Technologies, Inc. | Stabilization of iodide-containing brines and brine mixtures |
US20190127623A1 (en) * | 2017-11-02 | 2019-05-02 | Highland Fluid Technology, Ltd. | Heavy Fluid and Method of Making It |
US20190161667A1 (en) * | 2017-11-28 | 2019-05-30 | Baker Hughes, A Ge Company, Llc | High density brines |
WO2019168562A1 (en) | 2018-02-28 | 2019-09-06 | Halliburton Energy Services, Inc. | Lowering the crystallization temperature of brines |
US11649391B2 (en) * | 2018-03-22 | 2023-05-16 | Halliburton Energy Services, Inc. | High density brine internal phase |
IL277050B1 (en) * | 2018-04-03 | 2024-03-01 | Lanxess Solutions Us Inc | Combinations of anti-caking agents for high density clear brine fluids |
US11130898B2 (en) | 2018-11-29 | 2021-09-28 | Halliburton Energy Services, Inc. | Treatment fluids containing high density iodide brines |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986001253A1 (en) | 1984-08-07 | 1986-02-27 | The Dow Chemical Company | High-density brine fluid and use in servicing wellbores |
US6635604B1 (en) | 1999-02-11 | 2003-10-21 | Baker Hughes Incorporated | Low molecular weight water soluble organic compounds as crystallization point suppressants in brines |
US7148185B2 (en) * | 2001-12-03 | 2006-12-12 | Schlumberger Technology Corporation | Viscoelastic surfactant fluids stable at high brine concentration and methods of using same |
US20040011990A1 (en) | 2002-07-19 | 2004-01-22 | Tetra Technologies, Inc. | Thermally insulating fluid |
US7879767B2 (en) * | 2004-06-03 | 2011-02-01 | Baker Hughes Incorporated | Additives for hydrate inhibition in fluids gelled with viscoelastic surfactants |
EA020211B1 (ru) * | 2008-01-10 | 2014-09-30 | Эм-Ай Эл.Эл.Си. | Буровые растворы на основе вязкоупругого поверхностно-активного вещества и способы применения |
US8354360B2 (en) | 2010-04-01 | 2013-01-15 | Schlumberger Technology Corporation | Method of subterranean formation treatment |
US20130098615A1 (en) | 2011-10-19 | 2013-04-25 | Halliburton Energy Services, Inc. | Novel high density brines for completion applications |
-
2016
- 2016-03-14 US US15/069,874 patent/US9868890B2/en active Active
-
2017
- 2017-03-10 BR BR112018068734A patent/BR112018068734A2/pt not_active Application Discontinuation
- 2017-03-10 EP EP17767224.3A patent/EP3426748A4/en not_active Withdrawn
- 2017-03-10 WO PCT/US2017/021917 patent/WO2017160655A1/en active Application Filing
- 2017-03-10 EA EA201891959A patent/EA201891959A1/ru unknown
Also Published As
Publication number | Publication date |
---|---|
US20170292055A1 (en) | 2017-10-12 |
WO2017160655A1 (en) | 2017-09-21 |
EP3426748A4 (en) | 2019-03-20 |
US9868890B2 (en) | 2018-01-16 |
EP3426748A1 (en) | 2019-01-16 |
BR112018068734A2 (pt) | 2019-01-22 |
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