CN203835286U - 一种凹凸圆弧多棱钻杆 - Google Patents
一种凹凸圆弧多棱钻杆 Download PDFInfo
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- CN203835286U CN203835286U CN201420272974.0U CN201420272974U CN203835286U CN 203835286 U CN203835286 U CN 203835286U CN 201420272974 U CN201420272974 U CN 201420272974U CN 203835286 U CN203835286 U CN 203835286U
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Application Number | Priority Date | Filing Date | Title |
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CN201420272974.0U CN203835286U (zh) | 2014-05-27 | 2014-05-27 | 一种凹凸圆弧多棱钻杆 |
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CN201420272974.0U CN203835286U (zh) | 2014-05-27 | 2014-05-27 | 一种凹凸圆弧多棱钻杆 |
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CN203835286U true CN203835286U (zh) | 2014-09-17 |
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CN201420272974.0U Expired - Fee Related CN203835286U (zh) | 2014-05-27 | 2014-05-27 | 一种凹凸圆弧多棱钻杆 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113775634A (zh) * | 2021-09-01 | 2021-12-10 | 江苏集萃碳纤维及复合材料应用技术研究院有限公司 | 复合材料传动轴及其制备方法 |
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- 2014-05-27 CN CN201420272974.0U patent/CN203835286U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113775634A (zh) * | 2021-09-01 | 2021-12-10 | 江苏集萃碳纤维及复合材料应用技术研究院有限公司 | 复合材料传动轴及其制备方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 467000 Zhenzhong Road South, donggongren Town, Ping'an Avenue, Weidong District, Pingdingshan City, Henan Province Patentee after: Pingdingshan Tiancheng Mining Engineering Equipment Co.,Ltd. Address before: 467100 Middle Section of Longshan Avenue, Jiaxian County, Pingdingshan City, Henan Province Patentee before: PINGDINGSHAN TIANCHENG DRILLING MACHINE AND DRILLING TOOL MANUFACTURING CO.,LTD. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230314 Address after: 467000 South of the intersection of Ping An Avenue and Fa Fa Yi Road, Donggong Town Street, Weidong District, Pingdingshan City, Henan Province, 750 meters west (5th floor of the office building of Pingdingshan Tiancheng Mining Engineering Equipment Co., Ltd.) Patentee after: Tiefulai (Pingdingshan) Intelligent Safety Equipment Co.,Ltd. Address before: 467000 Zhenzhong Road South, donggongren Town, Ping'an Avenue, Weidong District, Pingdingshan City, Henan Province Patentee before: Pingdingshan Tiancheng Mining Engineering Equipment 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: 20140917 |