CN204114304U - 一种单晶炉旋阀 - Google Patents
一种单晶炉旋阀 Download PDFInfo
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- CN204114304U CN204114304U CN201420472649.9U CN201420472649U CN204114304U CN 204114304 U CN204114304 U CN 204114304U CN 201420472649 U CN201420472649 U CN 201420472649U CN 204114304 U CN204114304 U CN 204114304U
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- described valve
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- growing furnace
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CN201420472649.9U CN204114304U (zh) | 2014-08-20 | 2014-08-20 | 一种单晶炉旋阀 |
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CN201420472649.9U CN204114304U (zh) | 2014-08-20 | 2014-08-20 | 一种单晶炉旋阀 |
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CN204114304U true CN204114304U (zh) | 2015-01-21 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114395793A (zh) * | 2021-11-26 | 2022-04-26 | 浙江晶盛机电股份有限公司 | 一种硬轴单晶炉的晶棒防撞结构 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114395793A (zh) * | 2021-11-26 | 2022-04-26 | 浙江晶盛机电股份有限公司 | 一种硬轴单晶炉的晶棒防撞结构 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100015 Jiuxianqiao Chaoyang District, East Beijing Road, building M2, floor 1, No. 2 Patentee after: North China Science and technology group Limited by Share Ltd. Address before: 100015 Jiuxianqiao Chaoyang District, East Beijing Road, building M2, floor 1, No. 2 Patentee before: BEIJING SEVENSTAR ELECTRONIC Co.,Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20171206 Address after: Room 401, No. 401, No. 8, Wenchang Avenue, Beijing Beijing economic and Technological Development Zone, 100015 Patentee after: BEIJNG NAURA VACUUM TECHNOLOGY CO.,LTD. Address before: 100015 Jiuxianqiao Chaoyang District, East Beijing Road, building M2, floor 1, No. 2 Patentee before: North China Science and technology group Limited by Share Ltd. |