CN101182845B - 一种干式真空泵 - Google Patents
一种干式真空泵 Download PDFInfo
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- CN101182845B CN101182845B CN2007101587639A CN200710158763A CN101182845B CN 101182845 B CN101182845 B CN 101182845B CN 2007101587639 A CN2007101587639 A CN 2007101587639A CN 200710158763 A CN200710158763 A CN 200710158763A CN 101182845 B CN101182845 B CN 101182845B
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101587639A CN101182845B (zh) | 2007-12-07 | 2007-12-07 | 一种干式真空泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2007101587639A CN101182845B (zh) | 2007-12-07 | 2007-12-07 | 一种干式真空泵 |
Publications (2)
Publication Number | Publication Date |
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CN101182845A CN101182845A (zh) | 2008-05-21 |
CN101182845B true CN101182845B (zh) | 2012-08-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2007101587639A Expired - Fee Related CN101182845B (zh) | 2007-12-07 | 2007-12-07 | 一种干式真空泵 |
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CN (1) | CN101182845B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8070419B2 (en) * | 2008-12-24 | 2011-12-06 | Agilent Technologies, Inc. | Spiral pumping stage and vacuum pump incorporating such pumping stage |
CN103047146A (zh) * | 2012-12-29 | 2013-04-17 | 中国科学院沈阳科学仪器股份有限公司 | 一种立式/角度式真空干泵的供油系统 |
CN106762668B (zh) * | 2017-03-07 | 2018-06-22 | 北京艾岗科技有限公司 | 一种立式真空泵自循环润滑冷却系统 |
CN107143506B (zh) * | 2017-07-12 | 2019-05-24 | 东北大学 | 一种多级高真空干泵 |
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2007
- 2007-12-07 CN CN2007101587639A patent/CN101182845B/zh not_active Expired - Fee Related
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Publication number | Publication date |
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CN101182845A (zh) | 2008-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Chengdu Rankuum Machinery Ltd. Assignor: Northeastern University Contract fulfillment period: 2008.5.16 to 2010.5.15 contract change Contract record no.: 2008210000015 Denomination of invention: Motor for dry-type vacuum pump License type: exclusive license Record date: 2008.5.27 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.5.16 TO 2010.5.15 Name of requester: CHENGDU NANGUANG MACHINE CO., LTD. Effective date: 20080527 |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20121207 |