CN110157398A - A kind of injection well environmental protection viscosity reduction drop resistance depolymerization increasing yield and injection agent - Google Patents
A kind of injection well environmental protection viscosity reduction drop resistance depolymerization increasing yield and injection agent Download PDFInfo
- Publication number
- CN110157398A CN110157398A CN201910428742.7A CN201910428742A CN110157398A CN 110157398 A CN110157398 A CN 110157398A CN 201910428742 A CN201910428742 A CN 201910428742A CN 110157398 A CN110157398 A CN 110157398A
- Authority
- CN
- China
- Prior art keywords
- injection
- depolymerization
- increasing yield
- agent
- environmental protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 119
- 239000007924 injection Substances 0.000 title claims abstract description 119
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 73
- 230000009467 reduction Effects 0.000 title claims abstract description 42
- 230000007613 environmental effect Effects 0.000 title claims abstract description 38
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims abstract description 8
- 150000003863 ammonium salts Chemical class 0.000 claims abstract description 7
- 230000000740 bleeding effect Effects 0.000 claims abstract description 7
- 150000007522 mineralic acids Chemical class 0.000 claims abstract description 7
- 150000007524 organic acids Chemical class 0.000 claims abstract description 7
- 238000005553 drilling Methods 0.000 claims abstract description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 24
- 229920000642 polymer Polymers 0.000 claims description 22
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 18
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 16
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 15
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 12
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 11
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 10
- 235000019441 ethanol Nutrition 0.000 claims description 10
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 8
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 8
- 235000019253 formic acid Nutrition 0.000 claims description 8
- KVBCYCWRDBDGBG-UHFFFAOYSA-N azane;dihydrofluoride Chemical compound [NH4+].F.[F-] KVBCYCWRDBDGBG-UHFFFAOYSA-N 0.000 claims description 7
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical group O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 6
- 235000019270 ammonium chloride Nutrition 0.000 claims description 6
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 6
- 235000006408 oxalic acid Nutrition 0.000 claims description 6
- 229920002866 paraformaldehyde Polymers 0.000 claims description 6
- 235000011054 acetic acid Nutrition 0.000 claims description 5
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 5
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical group S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 claims description 3
- 235000019260 propionic acid Nutrition 0.000 claims description 3
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 125000000373 fatty alcohol group Chemical group 0.000 claims description 2
- 230000008595 infiltration Effects 0.000 claims description 2
- 238000001764 infiltration Methods 0.000 claims description 2
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 2
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 2
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical class [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract description 4
- 230000003190 augmentative effect Effects 0.000 abstract description 3
- 239000002360 explosive Substances 0.000 abstract description 3
- 239000004568 cement Substances 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 210000000867 larynx Anatomy 0.000 abstract description 2
- 229910001385 heavy metal Inorganic materials 0.000 abstract 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 230000035699 permeability Effects 0.000 description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 4
- 235000002639 sodium chloride Nutrition 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 2
- 229910000278 bentonite Inorganic materials 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002627 poly(phosphazenes) Polymers 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000009671 shengli Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 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
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
- C09K8/524—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning organic depositions, e.g. paraffins or asphaltenes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Detergent Compositions (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910428742.7A CN110157398A (en) | 2019-05-22 | 2019-05-22 | A kind of injection well environmental protection viscosity reduction drop resistance depolymerization increasing yield and injection agent |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910428742.7A CN110157398A (en) | 2019-05-22 | 2019-05-22 | A kind of injection well environmental protection viscosity reduction drop resistance depolymerization increasing yield and injection agent |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110157398A true CN110157398A (en) | 2019-08-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910428742.7A Pending CN110157398A (en) | 2019-05-22 | 2019-05-22 | A kind of injection well environmental protection viscosity reduction drop resistance depolymerization increasing yield and injection agent |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110157398A (en) |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1560182A (en) * | 2004-02-25 | 2005-01-05 | 石油大学(华东) | Adjusting section agent with increasing injuction action of near wellbore |
CN101691839A (en) * | 2009-09-30 | 2010-04-07 | 陕西中孚石油技术有限责任公司 | Ultra-low resistance acid-type microemulsion plugging removal and stimulation technology for low permeability oil well |
CN102093865A (en) * | 2010-12-21 | 2011-06-15 | 中国石油天然气股份有限公司 | Blocking remover for polymer pollutants |
CN102634332A (en) * | 2012-03-26 | 2012-08-15 | 中国石油天然气股份有限公司 | Blocking remover for pressure-reducing steam injection of high-clay-content sandstone oil reservoir |
CN102925128A (en) * | 2012-11-05 | 2013-02-13 | 中国海洋石油总公司 | Compound chemical blocking removing agent of oil field polymer injection well |
CN103881674A (en) * | 2013-10-18 | 2014-06-25 | 中国石油化工股份有限公司 | Combined blocking remover for polymer injection blocking well section plug and preparation method and application of combined blocking remover |
CN104877660A (en) * | 2014-02-28 | 2015-09-02 | 成都能生材科技开发有限责任公司 | Preparation method of stratum authigenic clean latent acids CAP for construction of nanometer apertures |
CN104910886A (en) * | 2014-03-12 | 2015-09-16 | 成都能生材科技开发有限责任公司 | Preparation method of nano-oil recovery displacement agent NDA for construction of nano-apertures |
CN105443104A (en) * | 2015-06-16 | 2016-03-30 | 中国石油化工股份有限公司 | Plug removing method of acidized polymer-flooding plugged well |
CN105860948A (en) * | 2015-05-25 | 2016-08-17 | 成都能生材科技开发有限责任公司 | Preparation method of polymer viscosity-reducing profile-control resistance-reducing physical dissolution agent PSR |
CN106761559A (en) * | 2015-11-24 | 2017-05-31 | 中国石油化工股份有限公司 | A kind of injection region oil-water well increasing yield and injection technique |
CN108384529A (en) * | 2018-05-08 | 2018-08-10 | 中联煤层气有限责任公司 | A kind of water-in-oil emulsion fluid, preparation method and oil exploitation method |
CN109504359A (en) * | 2019-01-17 | 2019-03-22 | 山东滨州昱诚化工科技有限公司 | A kind of oil extraction in oil field high polymer polyacrylamide degradation de-plugging agent and preparation method |
-
2019
- 2019-05-22 CN CN201910428742.7A patent/CN110157398A/en active Pending
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1560182A (en) * | 2004-02-25 | 2005-01-05 | 石油大学(华东) | Adjusting section agent with increasing injuction action of near wellbore |
CN101691839A (en) * | 2009-09-30 | 2010-04-07 | 陕西中孚石油技术有限责任公司 | Ultra-low resistance acid-type microemulsion plugging removal and stimulation technology for low permeability oil well |
CN102093865A (en) * | 2010-12-21 | 2011-06-15 | 中国石油天然气股份有限公司 | Blocking remover for polymer pollutants |
CN102634332A (en) * | 2012-03-26 | 2012-08-15 | 中国石油天然气股份有限公司 | Blocking remover for pressure-reducing steam injection of high-clay-content sandstone oil reservoir |
CN102925128A (en) * | 2012-11-05 | 2013-02-13 | 中国海洋石油总公司 | Compound chemical blocking removing agent of oil field polymer injection well |
CN103881674A (en) * | 2013-10-18 | 2014-06-25 | 中国石油化工股份有限公司 | Combined blocking remover for polymer injection blocking well section plug and preparation method and application of combined blocking remover |
CN104877660A (en) * | 2014-02-28 | 2015-09-02 | 成都能生材科技开发有限责任公司 | Preparation method of stratum authigenic clean latent acids CAP for construction of nanometer apertures |
CN104910886A (en) * | 2014-03-12 | 2015-09-16 | 成都能生材科技开发有限责任公司 | Preparation method of nano-oil recovery displacement agent NDA for construction of nano-apertures |
CN105860948A (en) * | 2015-05-25 | 2016-08-17 | 成都能生材科技开发有限责任公司 | Preparation method of polymer viscosity-reducing profile-control resistance-reducing physical dissolution agent PSR |
CN105443104A (en) * | 2015-06-16 | 2016-03-30 | 中国石油化工股份有限公司 | Plug removing method of acidized polymer-flooding plugged well |
CN106761559A (en) * | 2015-11-24 | 2017-05-31 | 中国石油化工股份有限公司 | A kind of injection region oil-water well increasing yield and injection technique |
CN108384529A (en) * | 2018-05-08 | 2018-08-10 | 中联煤层气有限责任公司 | A kind of water-in-oil emulsion fluid, preparation method and oil exploitation method |
CN109504359A (en) * | 2019-01-17 | 2019-03-22 | 山东滨州昱诚化工科技有限公司 | A kind of oil extraction in oil field high polymer polyacrylamide degradation de-plugging agent and preparation method |
Non-Patent Citations (3)
Title |
---|
夏光等: "一种适合海上油田的自生酸体系", 《钻井液与完井液》 * |
彭雪飞等: "渤海油田注聚井解堵技术研究与应用", 《中国石油和化工标准与质量》 * |
马宝岐等: "《油田化学原理与技术》", 30 April 1995, 石油工业出版社 * |
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Effective date of registration: 20201224 Address after: Floor 16, building 3, No.21, Jiuxianqiao Road, Chaoyang District, Beijing Applicant after: CHINA UNITED COALBED METHANE Co.,Ltd. Applicant after: Chengdu University of Technology Applicant after: CHENGDU ELM TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 610051 Building 2, phase I, Shili caiyunjian, Cuijia village, shengdeng Township, Chenghua District, Chengdu City, Sichuan Province Applicant before: CHENGDU ELM TECHNOLOGY DEVELOPMENT Co.,Ltd. Applicant before: Renshou Branch of Chengdu Energy Materials Technology Development Co.,Ltd. Applicant before: Renshousheng Material Technology Co.,Ltd. |
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190823 |
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