CN101284987B - High active oil-displacing agent - Google Patents
High active oil-displacing agent Download PDFInfo
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- CN101284987B CN101284987B CN2008100182521A CN200810018252A CN101284987B CN 101284987 B CN101284987 B CN 101284987B CN 2008100182521 A CN2008100182521 A CN 2008100182521A CN 200810018252 A CN200810018252 A CN 200810018252A CN 101284987 B CN101284987 B CN 101284987B
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Application Number | Priority Date | Filing Date | Title |
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CN2008100182521A CN101284987B (en) | 2008-05-20 | 2008-05-20 | High active oil-displacing agent |
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CN2008100182521A CN101284987B (en) | 2008-05-20 | 2008-05-20 | High active oil-displacing agent |
Publications (2)
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CN101284987A CN101284987A (en) | 2008-10-15 |
CN101284987B true CN101284987B (en) | 2011-08-17 |
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CN2008100182521A Active CN101284987B (en) | 2008-05-20 | 2008-05-20 | High active oil-displacing agent |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101684406B (en) * | 2009-07-28 | 2013-03-06 | 陕西华泽实业有限公司 | Anti-salt temperature-resistant high-efficient oil-displacing agent applicable to low pressure and low permeability and preparation method thereof |
CN101705081B (en) * | 2009-11-17 | 2012-05-30 | 中国石油天然气股份有限公司 | Gemini quaternary ammonium salt water injection enhancing agent |
CN102876310B (en) * | 2011-07-14 | 2014-12-03 | 中国石油化工股份有限公司 | Viscous oil emulsification and viscosity reduction agent |
CN103773347B (en) * | 2012-10-25 | 2016-02-10 | 中国石油化工股份有限公司 | Improve oil recovery factor surfactant composition and preparation method thereof |
CN104263341B (en) * | 2014-08-08 | 2017-07-07 | 中国石油天然气股份有限公司 | Positive and negative ion surfactant compound mixture and preparation method thereof |
CN106905947A (en) * | 2017-02-08 | 2017-06-30 | 中国石油天然气股份有限公司 | Oil displacement fracturing fluid and preparation method and application thereof |
CN112480896A (en) * | 2020-11-26 | 2021-03-12 | 天津大港油田滨港集团博弘石油化工有限公司 | Cardanol sulfonate surfactant oil displacement agent and preparation method thereof |
CN115011322B (en) * | 2022-07-27 | 2023-12-19 | 山东新港化工有限公司 | High-temperature oil displacement agent and preparation method and application thereof |
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CN101284987A (en) | 2008-10-15 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHAANXI YANCHANG PERTROLEUM OILFIELD CHEMICAL TECH Free format text: FORMER OWNER: SHAANXI HAI AN INDUSTRY CO., LTD. Effective date: 20121227 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 710065 XI AN, SHAANXI PROVINCE TO: 717400 YANAN, SHAANXI PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20121227 Address after: 717400 Ansai Industrial Park, Ansai County, Shaanxi, Yanan Patentee after: Shaanxi Yanchang Pertroleum Oilfield Chemical Technology Co., Ltd. Address before: 710065 Shaanxi city of Xi'an province high tech Zone Tang Yan Road No. 35 Mong modern city E building room 2005 Patentee before: Shaanxi Hai'an Industry Co., Ltd. |