CN103725277B - 一种纤维复合暂堵剂 - Google Patents
一种纤维复合暂堵剂 Download PDFInfo
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- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 abstract description 10
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- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
- C09K8/504—Compositions based on water or polar solvents
- C09K8/506—Compositions based on water or polar solvents containing organic compounds
- C09K8/508—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
- C09K8/514—Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
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- 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
- C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
- C09K8/504—Compositions based on water or polar solvents
- C09K8/5045—Compositions based on water or polar solvents containing inorganic compounds
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- 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
- C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
- C09K8/504—Compositions based on water or polar solvents
- C09K8/506—Compositions based on water or polar solvents containing organic compounds
- C09K8/508—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
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- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
- C09K8/504—Compositions based on water or polar solvents
- C09K8/506—Compositions based on water or polar solvents containing organic compounds
- C09K8/508—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
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Abstract
Description
暂堵剂颗粒目数 | 30 | 50 | 80 | 100 |
百分比(%) | 15 | 35 | 30 | 20 |
纤维长度(mm) | 3 | 6 | 9 | 12 |
百分比(%) | 15 | 40 | 25 | 20 |
阶段序号 | 内容 | 液体 | 注入液量(m3) | 施工排量(m3/min) | 预计泵压(MPa) |
1 | 高挤 | 胶凝酸 | 100 | 1.0~2.0 | 70~80 |
2 | 高挤 | 压裂液 | 20 | 2.0~3.0 | 70~85 |
3 | 高挤 | 暂堵液 | 10 | 1.0 | 70~85 |
4 | 高挤 | 压裂液 | 20 | 2.0~3.0 | 70~85 |
5 | 高挤 | 胶凝酸 | 60 | 2.0~3.0 | 70~85 |
6 | 高挤 | 压裂液 | 20 | 2.0~3.0 | 70~85 |
7 | 高挤 | 暂堵液 | 10 | 1.0 | 70~85 |
8 | 高挤 | 压裂液 | 20 | 2.0~3.0 | 70~85 |
9 | 高挤 | 胶凝酸 | 310 | 3.0~4.0 | 85~90 |
10 | 高挤 | 闭合酸 | 20 | 3.0~4.0 | 85~90 |
11 | 高挤 | 顶替液 | 9 | 3.0~4.0 | 87~93 |
12 | 高挤 | 顶替液 | 30 | 1.0~2.0 | 70~80 |
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