CN202972518U - 一种杜瓦瓶抽空加热系统 - Google Patents
一种杜瓦瓶抽空加热系统 Download PDFInfo
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- CN202972518U CN202972518U CN 201220704507 CN201220704507U CN202972518U CN 202972518 U CN202972518 U CN 202972518U CN 201220704507 CN201220704507 CN 201220704507 CN 201220704507 U CN201220704507 U CN 201220704507U CN 202972518 U CN202972518 U CN 202972518U
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- air compressor
- dewar bottle
- dewar vessel
- heating system
- evacuating
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
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Application Number | Priority Date | Filing Date | Title |
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CN 201220704507 CN202972518U (zh) | 2012-12-07 | 2012-12-07 | 一种杜瓦瓶抽空加热系统 |
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CN 201220704507 CN202972518U (zh) | 2012-12-07 | 2012-12-07 | 一种杜瓦瓶抽空加热系统 |
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CN202972518U true CN202972518U (zh) | 2013-06-05 |
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CN 201220704507 Expired - Fee Related CN202972518U (zh) | 2012-12-07 | 2012-12-07 | 一种杜瓦瓶抽空加热系统 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114911282A (zh) * | 2022-05-31 | 2022-08-16 | 北京北方华创微电子装备有限公司 | 源瓶的温度控制系统及方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114911282A (zh) * | 2022-05-31 | 2022-08-16 | 北京北方华创微电子装备有限公司 | 源瓶的温度控制系统及方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: QINGDAO RUIFENG GAS CONTAINER EQUIPMENT CO., LTD. Free format text: FORMER OWNER: QINGDAO RUIFENG GAS CO., LTD. Effective date: 20140120 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140120 Address after: Fu Street office in Jiaozhou City, Shandong province 266000 second Qingdao City Industrial Park, No. 1 Patentee after: Qingdao Ruifeng gas container equipment Co., Ltd. Address before: 266000 No. 816, Tian Shui Road, Licang District, Shandong, Qingdao Patentee before: Qingdao Ruifeng Gas Co., Ltd. |
|
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: 20130605 Termination date: 20191207 |