CN201554436U - 一种可以打开的暂堵筛管 - Google Patents
一种可以打开的暂堵筛管 Download PDFInfo
- Publication number
- CN201554436U CN201554436U CN2009202776505U CN200920277650U CN201554436U CN 201554436 U CN201554436 U CN 201554436U CN 2009202776505 U CN2009202776505 U CN 2009202776505U CN 200920277650 U CN200920277650 U CN 200920277650U CN 201554436 U CN201554436 U CN 201554436U
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- CN
- China
- Prior art keywords
- tube
- sieve tube
- plugging
- hole
- screen casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Filtration Of Liquid (AREA)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2009202776505U CN201554436U (zh) | 2009-12-08 | 2009-12-08 | 一种可以打开的暂堵筛管 |
Applications Claiming Priority (1)
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CN2009202776505U CN201554436U (zh) | 2009-12-08 | 2009-12-08 | 一种可以打开的暂堵筛管 |
Publications (1)
Publication Number | Publication Date |
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CN201554436U true CN201554436U (zh) | 2010-08-18 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009202776505U Expired - Fee Related CN201554436U (zh) | 2009-12-08 | 2009-12-08 | 一种可以打开的暂堵筛管 |
Country Status (1)
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CN (1) | CN201554436U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112554851A (zh) * | 2020-12-15 | 2021-03-26 | 安东石油技术(集团)有限公司 | 暂堵筛管 |
CN113638720A (zh) * | 2021-10-18 | 2021-11-12 | 中国石油大学(华东) | 一种智能自解堵防砂筛管及其使用方法 |
-
2009
- 2009-12-08 CN CN2009202776505U patent/CN201554436U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112554851A (zh) * | 2020-12-15 | 2021-03-26 | 安东石油技术(集团)有限公司 | 暂堵筛管 |
CN113638720A (zh) * | 2021-10-18 | 2021-11-12 | 中国石油大学(华东) | 一种智能自解堵防砂筛管及其使用方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Haineng Haite Petroleum Science and Technology Development Co., Ltd., Beijing Assignor: Anton Oilfield Services (Group) Ltd. Contract record no.: 2011990000610 Denomination of utility model: Temporary plugging sieve tube capable of being opened Granted publication date: 20100818 License type: Exclusive License Record date: 20110712 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20161208 |