CN2780985Y - 一种带有外螺纹的环形蠕动防砂筛管 - Google Patents
一种带有外螺纹的环形蠕动防砂筛管 Download PDFInfo
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- CN2780985Y CN2780985Y CN 200520017698 CN200520017698U CN2780985Y CN 2780985 Y CN2780985 Y CN 2780985Y CN 200520017698 CN200520017698 CN 200520017698 CN 200520017698 U CN200520017698 U CN 200520017698U CN 2780985 Y CN2780985 Y CN 2780985Y
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- wriggling
- annular
- externally threaded
- sand control
- control screen
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- Extrusion Moulding Of Plastics Or The Like (AREA)
- Filtration Of Liquid (AREA)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200520017698 CN2780985Y (zh) | 2005-04-26 | 2005-04-26 | 一种带有外螺纹的环形蠕动防砂筛管 |
Applications Claiming Priority (1)
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CN 200520017698 CN2780985Y (zh) | 2005-04-26 | 2005-04-26 | 一种带有外螺纹的环形蠕动防砂筛管 |
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CN2780985Y true CN2780985Y (zh) | 2006-05-17 |
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CN 200520017698 Expired - Fee Related CN2780985Y (zh) | 2005-04-26 | 2005-04-26 | 一种带有外螺纹的环形蠕动防砂筛管 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101790620A (zh) * | 2007-08-28 | 2010-07-28 | 贝克休斯公司 | 使用防砂衬管的钻进方法 |
CN101337144B (zh) * | 2007-12-05 | 2012-01-04 | 魏新时 | 一种用塑料丝缠绕而成的筛管 |
CN106639991A (zh) * | 2016-11-28 | 2017-05-10 | 中国石油天然气股份有限公司 | 防砂筛管及其制作方法 |
-
2005
- 2005-04-26 CN CN 200520017698 patent/CN2780985Y/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101790620A (zh) * | 2007-08-28 | 2010-07-28 | 贝克休斯公司 | 使用防砂衬管的钻进方法 |
CN101790620B (zh) * | 2007-08-28 | 2014-03-26 | 贝克休斯公司 | 使用防砂衬管的钻进方法 |
CN101337144B (zh) * | 2007-12-05 | 2012-01-04 | 魏新时 | 一种用塑料丝缠绕而成的筛管 |
CN106639991A (zh) * | 2016-11-28 | 2017-05-10 | 中国石油天然气股份有限公司 | 防砂筛管及其制作方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Fuzhou Rongding Metallurgy Environmental Protection Equipment Co., Ltd. Assignor: Zhan Qiguo Contract fulfillment period: 2009.10.10 to 2015.1.1 Contract record no.: 2009350000260 Denomination of utility model: Ring creep sand-proof screen tube with external thread Granted publication date: 20060517 License type: Exclusive license Record date: 20091201 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.10.10 TO 2015.1.1; CHANGE OF CONTRACT Name of requester: FUZHOU RONGDING METALLURGICAL ENVIRONMENTAL EQUIPM Effective date: 20091201 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060517 Termination date: 20130426 |