CN201363251Y - 一种单晶硅生产设备的真空装置 - Google Patents
一种单晶硅生产设备的真空装置 Download PDFInfo
- Publication number
- CN201363251Y CN201363251Y CNU2009201018276U CN200920101827U CN201363251Y CN 201363251 Y CN201363251 Y CN 201363251Y CN U2009201018276 U CNU2009201018276 U CN U2009201018276U CN 200920101827 U CN200920101827 U CN 200920101827U CN 201363251 Y CN201363251 Y CN 201363251Y
- Authority
- CN
- China
- Prior art keywords
- vacuum
- vacuum tube
- monocrystalline silicon
- valve
- big jar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2009201018276U CN201363251Y (zh) | 2009-03-10 | 2009-03-10 | 一种单晶硅生产设备的真空装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2009201018276U CN201363251Y (zh) | 2009-03-10 | 2009-03-10 | 一种单晶硅生产设备的真空装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201363251Y true CN201363251Y (zh) | 2009-12-16 |
Family
ID=41473914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNU2009201018276U Expired - Fee Related CN201363251Y (zh) | 2009-03-10 | 2009-03-10 | 一种单晶硅生产设备的真空装置 |
Country Status (1)
Country | Link |
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CN (1) | CN201363251Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103967757A (zh) * | 2014-05-19 | 2014-08-06 | 徐旭东 | 组合真空泵 |
-
2009
- 2009-03-10 CN CNU2009201018276U patent/CN201363251Y/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103967757A (zh) * | 2014-05-19 | 2014-08-06 | 徐旭东 | 组合真空泵 |
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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: Jinglong Industry Group Co., Ltd. Assignor: Ningjin Songgong Electronic Material Co., Ltd. Contract record no.: 2010130000040 Denomination of utility model: Vacuum device of monocrystalline silicon production equipment Granted publication date: 20091216 License type: Exclusive License Record date: 20100628 |
|
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Jinglong Industry Group Co., Ltd. Assignor: Ningjin Songgong Electronic Material Co., Ltd. Contract record no.: 2010130000040 Date of cancellation: 20101011 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091216 Termination date: 20160310 |
|
CF01 | Termination of patent right due to non-payment of annual fee |