CN108531159A - 一种用于稠油热采油藏的高温堵剂体系 - Google Patents
一种用于稠油热采油藏的高温堵剂体系 Download PDFInfo
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- CN108531159A CN108531159A CN201810322363.5A CN201810322363A CN108531159A CN 108531159 A CN108531159 A CN 108531159A CN 201810322363 A CN201810322363 A CN 201810322363A CN 108531159 A CN108531159 A CN 108531159A
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- heavy crude
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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
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/592—Compositions used in combination with generated heat, e.g. by steam injection
-
- 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
- C09K8/50—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
- C09K8/512—Compositions based on water or polar solvents containing organic compounds macromolecular compounds containing cross-linking agents
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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)
- Oil, Petroleum & Natural Gas (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
名称 | 主剂 | 交联剂 | 稳定剂 | 缓冲剂 | 螯合剂 | 自由基清除剂 | 固相颗粒 | 溶剂 |
组成 | 分子量1500万聚丙烯酰胺+羧甲基纤维素 | 环六亚甲基四胺+间苯二酚 | 三乙醇胺 | 碳酸氢铵 | 六偏磷酸钠 | 硫脲 | 纳米改性粉煤灰 | 模拟地层水 |
所占比例 | 0.2%+0.1% | 0.5%+1.0% | 0.01% | 1.5% | 0.03% | 0.02% | 4% | 余量水 |
名称 | 主剂 | 交联剂 | 稳定剂 | 缓冲剂 | 螯合剂 | 自由基清除剂 | 固相颗粒 | 溶剂 |
组成 | 聚乙烯醇-甲基丙烯酸共聚物 | 戊二醛+乙醛 | 二乙撑三胺 | 碳酸铵 | 乙二胺四乙酸(HEDTA) | 硫脲 | 改性粉沸石 | 模拟地层水 |
所占比例 | 1.0% | 0.5%+1.0% | 0.05% | 1.0% | 0.02% | 0.02% | 5% | 余量水 |
名称 | 主剂 | 交联剂 | 稳定剂 | 缓冲剂 | 螯合剂 | 自由基清除剂 | 固相颗粒 | 溶剂 |
组成 | 分子量1500万聚丙烯酰胺 | 环六亚甲基四胺+1,4-苯醌 | 三乙撑四胺 | 碳酸氢钠 | 乙二胺四乙酸(EDTA) | 亚硫酸钠 | 纳米二氧化硅 | 模拟地层水 |
所占比例 | 0.3% | 1.0%+0.5% | 0.005% | 1.0% | 0.02% | 0.02% | 4% | 余量水 |
名称 | 主剂 | 交联剂 | 稳定剂 | 缓冲剂 | 螯合剂 | 自由基清除剂 | 固相颗粒 | 溶剂 |
组成 | 聚乙烯醇-甲基丙烯酸共聚物 | 戊二醛+乙醛 | 二乙撑三胺 | 碳酸铵 | 乙二胺四乙酸(HEDTA) | 硫脲 | 改性粉沸石 | 模拟地层水 |
所占比例 | 1.0% | 0.5%+1.0% | 0.05% | 1.0% | 0.02% | 0.02% | 5% | 余量水 |
Claims (10)
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