CN202928345U - 用于冷坩埚制备高纯金属氧化物的启动熔化装置 - Google Patents
用于冷坩埚制备高纯金属氧化物的启动熔化装置 Download PDFInfo
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- CN202928345U CN202928345U CN 201220633724 CN201220633724U CN202928345U CN 202928345 U CN202928345 U CN 202928345U CN 201220633724 CN201220633724 CN 201220633724 CN 201220633724 U CN201220633724 U CN 201220633724U CN 202928345 U CN202928345 U CN 202928345U
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- alumina ceramic
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- metal oxide
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CN 201220633724 CN202928345U (zh) | 2012-11-26 | 2012-11-26 | 用于冷坩埚制备高纯金属氧化物的启动熔化装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102997661A (zh) * | 2012-11-26 | 2013-03-27 | 睿为科技(天津)有限公司 | 用于冷坩埚制备高纯金属氧化物的启动熔化装置和方法 |
CN107502951A (zh) * | 2017-10-18 | 2017-12-22 | 睿为电子材料(天津)有限公司 | 石墨悬浮式冷坩埚制取高纯氧化铝多晶体的工艺方法 |
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- 2012-11-26 CN CN 201220633724 patent/CN202928345U/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102997661A (zh) * | 2012-11-26 | 2013-03-27 | 睿为科技(天津)有限公司 | 用于冷坩埚制备高纯金属氧化物的启动熔化装置和方法 |
CN102997661B (zh) * | 2012-11-26 | 2014-09-17 | 睿为科技(天津)有限公司 | 用于冷坩埚制备高纯金属氧化物的启动熔化装置和方法 |
CN107502951A (zh) * | 2017-10-18 | 2017-12-22 | 睿为电子材料(天津)有限公司 | 石墨悬浮式冷坩埚制取高纯氧化铝多晶体的工艺方法 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Start melting device and method for preparing high-purity metallic oxide by using cold crucible Effective date of registration: 20140828 Granted publication date: 20130508 Pledgee: CDB Bank of Tianjin, Xiqing, Limited by Share Ltd. Pledgor: RUIWEI TECHNOLOGY (TIANJIN) CO.,LTD. Registration number: 2014120000049 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200628 Granted publication date: 20130508 Pledgee: CDB Bank of Tianjin, Xiqing, Limited by Share Ltd. Pledgor: RUIWEI TECHNOLOGY (TIANJIN) Co.,Ltd. Registration number: 2014120000049 |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130508 |