CN2911177Y - 带有护套v槽缝隙的环形微动防砂筛管 - Google Patents
带有护套v槽缝隙的环形微动防砂筛管 Download PDFInfo
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- CN2911177Y CN2911177Y CN 200620006991 CN200620006991U CN2911177Y CN 2911177 Y CN2911177 Y CN 2911177Y CN 200620006991 CN200620006991 CN 200620006991 CN 200620006991 U CN200620006991 U CN 200620006991U CN 2911177 Y CN2911177 Y CN 2911177Y
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- sheath
- sand control
- control screen
- line
- rabbet joint
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200620006991 CN2911177Y (zh) | 2006-03-10 | 2006-03-10 | 带有护套v槽缝隙的环形微动防砂筛管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200620006991 CN2911177Y (zh) | 2006-03-10 | 2006-03-10 | 带有护套v槽缝隙的环形微动防砂筛管 |
Publications (1)
Publication Number | Publication Date |
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CN2911177Y true CN2911177Y (zh) | 2007-06-13 |
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CN 200620006991 Expired - Fee Related CN2911177Y (zh) | 2006-03-10 | 2006-03-10 | 带有护套v槽缝隙的环形微动防砂筛管 |
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CN (1) | CN2911177Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103541695A (zh) * | 2013-10-24 | 2014-01-29 | 西安陆海油田设备有限公司 | 一种动态自洁式筛管 |
-
2006
- 2006-03-10 CN CN 200620006991 patent/CN2911177Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103541695A (zh) * | 2013-10-24 | 2014-01-29 | 西安陆海油田设备有限公司 | 一种动态自洁式筛管 |
CN103541695B (zh) * | 2013-10-24 | 2016-04-20 | 西安陆海油田设备有限公司 | 一种动态自洁式筛管 |
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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: 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: Circular micromoving sand screening pipe with sheathing V-shape groove gap Granted publication date: 20070613 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 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070613 Termination date: 20140310 |