CN114016948B - 一种油气井可溶式多级分层压裂封隔器及其使用方法 - Google Patents
一种油气井可溶式多级分层压裂封隔器及其使用方法 Download PDFInfo
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- CN114016948B CN114016948B CN202210002352.5A CN202210002352A CN114016948B CN 114016948 B CN114016948 B CN 114016948B CN 202210002352 A CN202210002352 A CN 202210002352A CN 114016948 B CN114016948 B CN 114016948B
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 32
- 230000001681 protective effect Effects 0.000 claims abstract description 20
- 229910052742 iron Inorganic materials 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 239000002195 soluble material Substances 0.000 claims abstract description 12
- 239000004576 sand Substances 0.000 claims description 68
- 239000007788 liquid Substances 0.000 claims description 37
- 238000005520 cutting process Methods 0.000 claims description 28
- 238000010276 construction Methods 0.000 claims description 23
- 238000010008 shearing Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 6
- 210000002445 nipple Anatomy 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- 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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/122—Multiple string packers
-
- 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
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
-
- 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
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/08—Down-hole devices using materials which decompose under well-bore conditions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210002352.5A CN114016948B (zh) | 2022-01-05 | 2022-01-05 | 一种油气井可溶式多级分层压裂封隔器及其使用方法 |
Applications Claiming Priority (1)
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CN202210002352.5A CN114016948B (zh) | 2022-01-05 | 2022-01-05 | 一种油气井可溶式多级分层压裂封隔器及其使用方法 |
Publications (2)
Publication Number | Publication Date |
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CN114016948A CN114016948A (zh) | 2022-02-08 |
CN114016948B true CN114016948B (zh) | 2022-03-18 |
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CN202210002352.5A Active CN114016948B (zh) | 2022-01-05 | 2022-01-05 | 一种油气井可溶式多级分层压裂封隔器及其使用方法 |
Country Status (1)
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CN (1) | CN114016948B (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104968888A (zh) * | 2012-12-21 | 2015-10-07 | 资源成套设备公司 | 多级井隔离和断裂 |
CN105134131A (zh) * | 2015-08-18 | 2015-12-09 | 中国石油天然气股份有限公司 | 一种不限段数、簇数的固井套管或油管滑套 |
CN105672935A (zh) * | 2016-01-20 | 2016-06-15 | 中国石油化工股份有限公司 | 多向压力控制式喷封压的装置以及包含其的管柱 |
CN205778794U (zh) * | 2016-05-20 | 2016-12-07 | 中石化石油工程技术服务有限公司 | 一种等通径分段压裂装置 |
WO2018174902A1 (en) * | 2017-03-24 | 2018-09-27 | Vertechs Oil & Gas Technology Usa Company Llc | Dissolvable bridge plug |
CN112282689A (zh) * | 2020-11-02 | 2021-01-29 | 中国石油天然气股份有限公司 | 一种可溶封隔器及其使用方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN208605164U (zh) * | 2018-07-12 | 2019-03-15 | 重庆双标石油工程技术服务有限公司 | 可溶解桥塞 |
CN110792408A (zh) * | 2019-11-13 | 2020-02-14 | 百勤能源科技(惠州)有限公司 | 一种硬密封可溶桥塞 |
-
2022
- 2022-01-05 CN CN202210002352.5A patent/CN114016948B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104968888A (zh) * | 2012-12-21 | 2015-10-07 | 资源成套设备公司 | 多级井隔离和断裂 |
CN105134131A (zh) * | 2015-08-18 | 2015-12-09 | 中国石油天然气股份有限公司 | 一种不限段数、簇数的固井套管或油管滑套 |
CN105672935A (zh) * | 2016-01-20 | 2016-06-15 | 中国石油化工股份有限公司 | 多向压力控制式喷封压的装置以及包含其的管柱 |
CN205778794U (zh) * | 2016-05-20 | 2016-12-07 | 中石化石油工程技术服务有限公司 | 一种等通径分段压裂装置 |
WO2018174902A1 (en) * | 2017-03-24 | 2018-09-27 | Vertechs Oil & Gas Technology Usa Company Llc | Dissolvable bridge plug |
CN112282689A (zh) * | 2020-11-02 | 2021-01-29 | 中国石油天然气股份有限公司 | 一种可溶封隔器及其使用方法 |
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Effective date of registration: 20220419 Address after: 719200 room 901, unit B, grain trade community opposite Jia county government, Yulin City, Shaanxi Province Patentee after: Jiaxian Jixing Petroleum Engineering Technology Co.,Ltd. Address before: 257000 Dongying District, Dongying City, Shandong Province Patentee before: HAITA PETROLEUM TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20240612 Address after: No. 8, Building 1, Shengyuan Industrial Park, No. 1123 Yunmenshan Road, Shengyuan Street (Dongying High tech Industrial Development Zone), Dongying District, Dongying City, Shandong Province, 257029 Patentee after: HAITA PETROLEUM TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 719200 room 901, unit B, grain trade community opposite Jia county government, Yulin City, Shaanxi Province Patentee before: Jiaxian Jixing Petroleum Engineering Technology Co.,Ltd. Country or region before: China |
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