CN201960452U - 一种抛光机压力环装置 - Google Patents
一种抛光机压力环装置 Download PDFInfo
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- CN201960452U CN201960452U CN 201020646429 CN201020646429U CN201960452U CN 201960452 U CN201960452 U CN 201960452U CN 201020646429 CN201020646429 CN 201020646429 CN 201020646429 U CN201020646429 U CN 201020646429U CN 201960452 U CN201960452 U CN 201960452U
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- pressure
- pressure rings
- polishing machine
- pressure ring
- circular substrate
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
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Priority Applications (1)
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CN 201020646429 CN201960452U (zh) | 2010-12-02 | 2010-12-02 | 一种抛光机压力环装置 |
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CN 201020646429 CN201960452U (zh) | 2010-12-02 | 2010-12-02 | 一种抛光机压力环装置 |
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CN201960452U true CN201960452U (zh) | 2011-09-07 |
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CN 201020646429 Expired - Lifetime CN201960452U (zh) | 2010-12-02 | 2010-12-02 | 一种抛光机压力环装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102873648A (zh) * | 2012-11-01 | 2013-01-16 | 昆山市大金机械设备厂 | 气垫抛光盘 |
CN115805523A (zh) * | 2022-12-29 | 2023-03-17 | 西安奕斯伟材料科技有限公司 | 定盘、抛光设备和抛光方法 |
-
2010
- 2010-12-02 CN CN 201020646429 patent/CN201960452U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102873648A (zh) * | 2012-11-01 | 2013-01-16 | 昆山市大金机械设备厂 | 气垫抛光盘 |
CN115805523A (zh) * | 2022-12-29 | 2023-03-17 | 西安奕斯伟材料科技有限公司 | 定盘、抛光设备和抛光方法 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: GRINM SEMICONDUCTOR MATERIALS CO., LTD. Effective date: 20120110 Owner name: GRINM SEMICONDUCTOR MATERIALS CO., LTD. Free format text: FORMER OWNER: GENERAL RESEARCH INSTITUTE FOR NONFERROUS METALS Effective date: 20120110 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120110 Address after: 100088, 2, Xinjie street, Beijing Patentee after: GRINM Semiconductor Materials Co., Ltd. Address before: 100088, 2, Xinjie street, Beijing Co-patentee before: GRINM Semiconductor Materials Co., Ltd. Patentee before: General Research Institute for Nonferrous Metals |
|
C56 | Change in the name or address of the patentee |
Owner name: GRINM ADVANCED MATERIALS CO., LTD. Free format text: FORMER NAME: GRINM SEMICONDUCTOR MATERIALS CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 100088, 2, Xinjie street, Beijing Patentee after: YOUYAN NEW MATERIAL CO., LTD. Address before: 100088, 2, Xinjie street, Beijing Patentee before: GRINM Semiconductor Materials Co., Ltd. |
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ASS | Succession or assignment of patent right |
Owner name: GRINM SEMICONDUCTOR MATERIALS CO., LTD. Free format text: FORMER OWNER: GRINM ADVANCED MATERIALS CO., LTD. Effective date: 20150611 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150611 Address after: 101300 Beijing city Shunyi District Shuanghe Linhe Industrial Development Zone on the south side of the road Patentee after: You Yan Semi Materials Co., Ltd. Address before: 100088, 2, Xinjie street, Beijing Patentee before: YOUYAN NEW MATERIAL CO., LTD. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20110907 |