CN100516547C - 轮盖上开有射流通孔的离心闭式叶轮 - Google Patents
轮盖上开有射流通孔的离心闭式叶轮 Download PDFInfo
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- CN100516547C CN100516547C CNB2007100190148A CN200710019014A CN100516547C CN 100516547 C CN100516547 C CN 100516547C CN B2007100190148 A CNB2007100190148 A CN B2007100190148A CN 200710019014 A CN200710019014 A CN 200710019014A CN 100516547 C CN100516547 C CN 100516547C
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- Prior art keywords
- wheel
- hole
- centrifugal
- impeller
- blade
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2007100190148A CN100516547C (zh) | 2007-11-07 | 2007-11-07 | 轮盖上开有射流通孔的离心闭式叶轮 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2007100190148A CN100516547C (zh) | 2007-11-07 | 2007-11-07 | 轮盖上开有射流通孔的离心闭式叶轮 |
Publications (2)
Publication Number | Publication Date |
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CN101187382A CN101187382A (zh) | 2008-05-28 |
CN100516547C true CN100516547C (zh) | 2009-07-22 |
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Application Number | Title | Priority Date | Filing Date |
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CNB2007100190148A Expired - Fee Related CN100516547C (zh) | 2007-11-07 | 2007-11-07 | 轮盖上开有射流通孔的离心闭式叶轮 |
Country Status (1)
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CN (1) | CN100516547C (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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ITUB20152005A1 (it) * | 2015-07-09 | 2017-01-09 | Nuovo Pignone Tecnologie Srl | Girante di un compressore centifugo e compressore dotato di tale girante e metodo per ridurre gli eventi di stallo di un compressore |
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2007
- 2007-11-07 CN CNB2007100190148A patent/CN100516547C/zh not_active Expired - Fee Related
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Publication number | Publication date |
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CN101187382A (zh) | 2008-05-28 |
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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 | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20080528 Assignee: Handan City Dongfang Fan Manufacturing Co., Ltd. Assignor: Xi'an Jiaotong University Contract record no.: 2012130000143 Denomination of invention: Centrifugal closed type impeller with wheel cap installed with jet via-hole Granted publication date: 20090722 License type: Exclusive License Record date: 20120807 |
|
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20080528 Assignee: Handan City Dongfang Fan Manufacturing Co., Ltd. Assignor: Xi'an Jiaotong University Contract record no.: 2012130000143 Denomination of invention: Centrifugal closed type impeller with wheel cap installed with jet via-hole Granted publication date: 20090722 License type: Exclusive License Record date: 20120807 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20131107 |