CN107338041B - 一种油气井可回收压裂液用破胶剂及使用方法 - Google Patents
一种油气井可回收压裂液用破胶剂及使用方法 Download PDFInfo
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- CN107338041B CN107338041B CN201710768839.3A CN201710768839A CN107338041B CN 107338041 B CN107338041 B CN 107338041B CN 201710768839 A CN201710768839 A CN 201710768839A CN 107338041 B CN107338041 B CN 107338041B
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- mixture
- fracturing fluid
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- gel breaker
- oil
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- 239000012530 fluid Substances 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 59
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 8
- 239000011435 rock Substances 0.000 claims abstract description 6
- 102000004190 Enzymes Human genes 0.000 claims description 33
- 108090000790 Enzymes Proteins 0.000 claims description 33
- 229930182478 glucoside Natural products 0.000 claims description 19
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 18
- 229920002472 Starch Polymers 0.000 claims description 16
- 235000019698 starch Nutrition 0.000 claims description 16
- 239000008107 starch Substances 0.000 claims description 16
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 15
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- 239000002775 capsule Substances 0.000 claims description 12
- 229930182470 glycoside Natural products 0.000 claims description 12
- 229920002907 Guar gum Polymers 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 239000000665 guar gum Substances 0.000 claims description 10
- 235000010417 guar gum Nutrition 0.000 claims description 10
- 229960002154 guar gum Drugs 0.000 claims description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000004576 sand Substances 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 5
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 5
- MCDLETWIOVSGJT-UHFFFAOYSA-N acetic acid;iron Chemical compound [Fe].CC(O)=O.CC(O)=O MCDLETWIOVSGJT-UHFFFAOYSA-N 0.000 claims description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
- -1 dicyclopentadienyl iron Chemical compound 0.000 claims description 4
- 239000011790 ferrous sulphate Substances 0.000 claims description 4
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 4
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 4
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims description 3
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 229940088598 enzyme Drugs 0.000 description 31
- ZRALSGWEFCBTJO-UHFFFAOYSA-N Guanidine Chemical compound NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 description 14
- 108090000604 Hydrolases Proteins 0.000 description 13
- 102000004157 Hydrolases Human genes 0.000 description 13
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 12
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 description 7
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 238000003756 stirring Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000004676 glycans Chemical class 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000004382 Amylase Substances 0.000 description 1
- 108010065511 Amylases Proteins 0.000 description 1
- 102000013142 Amylases Human genes 0.000 description 1
- 108010059892 Cellulase Proteins 0.000 description 1
- 108010059820 Polygalacturonase Proteins 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 159000000013 aluminium salts Chemical class 0.000 description 1
- 229910000329 aluminium sulfate Inorganic materials 0.000 description 1
- 235000019418 amylase Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000005323 carbonate salts Chemical class 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229940106157 cellulase Drugs 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- PPQREHKVAOVYBT-UHFFFAOYSA-H dialuminum;tricarbonate Chemical compound [Al+3].[Al+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O PPQREHKVAOVYBT-UHFFFAOYSA-H 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 150000002016 disaccharides Chemical class 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 108010093305 exopolygalacturonase Proteins 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 108010002430 hemicellulase Proteins 0.000 description 1
- 229940059442 hemicellulase Drugs 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002772 monosaccharides Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
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
- C09K8/60—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
- C09K8/665—Compositions based on water or polar solvents containing inorganic 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
- C09K8/66—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
- C09K8/84—Compositions based on water or polar solvents
- C09K8/86—Compositions based on water or polar solvents containing organic compounds
- C09K8/88—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
- C09K8/90—Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
- C09K8/905—Biopolymers
-
- 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
- C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
- C09K2208/24—Bacteria or enzyme containing gel breakers
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- 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)
- Cosmetics (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Lubricants (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Detergent Compositions (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
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CN201710768839.3A CN107338041B (zh) | 2017-08-31 | 2017-08-31 | 一种油气井可回收压裂液用破胶剂及使用方法 |
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CN201710768839.3A CN107338041B (zh) | 2017-08-31 | 2017-08-31 | 一种油气井可回收压裂液用破胶剂及使用方法 |
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CN107338041A CN107338041A (zh) | 2017-11-10 |
CN107338041B true CN107338041B (zh) | 2020-03-17 |
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Families Citing this family (3)
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CN108611083B (zh) * | 2018-05-08 | 2020-11-13 | 中国石油天然气集团有限公司 | 一种清洁压裂液用生物酶破胶剂及其制备方法 |
WO2020036068A1 (ja) * | 2018-08-13 | 2020-02-20 | 三菱瓦斯化学株式会社 | 粘性流体の分解剤および該分解剤の製造方法 |
CN111876142B (zh) * | 2020-07-27 | 2022-08-09 | 西安奥德石油工程技术有限责任公司 | 一种耐高温压裂用胶囊破胶剂及其制备方法 |
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---|---|---|---|---|
CN1069912C (zh) * | 1995-11-17 | 2001-08-22 | 宫立武 | 油井压裂液低温破胶剂 |
CN101781552B (zh) * | 2009-12-21 | 2012-11-07 | 陕西延长石油(集团)有限责任公司研究院 | 一种生物酶破胶剂及利用其进行水基胍胶压裂破胶的工艺方法 |
CN102562021B (zh) * | 2012-03-02 | 2015-04-15 | 陕西延长石油(集团)有限责任公司研究院 | 中低温油气井压裂液快速破胶工艺 |
CN103881673B (zh) * | 2013-08-13 | 2016-07-06 | 中国石油化工股份有限公司 | 一种注聚井用氧化破胶剂及其制备方法 |
CN103911137A (zh) * | 2014-03-20 | 2014-07-09 | 陕西省石油化工研究设计院 | 瓜胶压裂液用交联破胶剂的制备方法及应用 |
CN104232065A (zh) * | 2014-08-26 | 2014-12-24 | 许维广 | 一种高压裂液稳定性破胶剂 |
CN104232068A (zh) * | 2014-08-26 | 2014-12-24 | 许维广 | 一种高油气层渗透率破胶剂 |
CN106085404B (zh) * | 2016-06-06 | 2019-01-01 | 中国石油化工股份有限公司 | 一种低伤害、超低浓度瓜胶压裂液体系、制备方法及应用 |
CN106350054A (zh) * | 2016-08-23 | 2017-01-25 | 烟台智本知识产权运营管理有限公司 | 一种油田压裂液返排液复合破胶剂及其制备方法 |
CN106318364A (zh) * | 2016-08-23 | 2017-01-11 | 烟台智本知识产权运营管理有限公司 | 一种复合破胶剂及其制备方法 |
CN106318363A (zh) * | 2016-08-23 | 2017-01-11 | 烟台智本知识产权运营管理有限公司 | 一种压裂返排液破胶剂及其制备方法 |
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Effective date of registration: 20201029 Address after: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Chuanqing Drilling Engineering Co.,Ltd. Address before: 710018 Shaanxi province Xi'an Weiyang Changqing Changqing prosperous Park District Building Room 1203 Patentee before: CNPC Chuanqing Drilling Engineering Co.,Ltd. Patentee before: CNPC Chuanqing Drilling Engineering Co.,Ltd. |
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