CN204225801U - 一种无卡键及插杆的夹持器 - Google Patents
一种无卡键及插杆的夹持器 Download PDFInfo
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CN201420708719.6U CN204225801U (zh) | 2014-11-24 | 2014-11-24 | 一种无卡键及插杆的夹持器 |
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CN201420708719.6U CN204225801U (zh) | 2014-11-24 | 2014-11-24 | 一种无卡键及插杆的夹持器 |
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CN204225801U true CN204225801U (zh) | 2015-03-25 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104989298A (zh) * | 2015-07-20 | 2015-10-21 | 淮南矿业(集团)有限责任公司 | 夹持器 |
CN105888580A (zh) * | 2016-06-14 | 2016-08-24 | 北京龙恒业石油工程技术有限公司 | 举升机旋转管柱固定卡瓦装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104989298A (zh) * | 2015-07-20 | 2015-10-21 | 淮南矿业(集团)有限责任公司 | 夹持器 |
CN105888580A (zh) * | 2016-06-14 | 2016-08-24 | 北京龙恒业石油工程技术有限公司 | 举升机旋转管柱固定卡瓦装置 |
CN105888580B (zh) * | 2016-06-14 | 2019-03-05 | 北京一龙恒业石油工程技术有限公司 | 举升机旋转管柱固定卡瓦装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 467000 Henan province Pingdingshan City Beihuan South (Xinhua District Industrial Park Road West) Patentee after: HENAN TIEFULAI EQUIPMENT MANUFACTURING CO., LTD. Address before: 467000 Henan province Pingdingshan City Beihuan South (Xinhua District Industrial Park Road West) Patentee before: Pingdingshan Tiefulai Electronic and Mechanical Equipment Co., Ltd. |
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CP01 | Change in the name or title of a patent holder |
Address after: 467000 South North Ring Road, Pingdingshan City, Henan Province (West of Xinhua Industrial Park) Patentee after: Tiefulai Equipment Manufacturing Group Co.,Ltd. Address before: 467000 South North Ring Road, Pingdingshan City, Henan Province (West of Xinhua Industrial Park) Patentee before: HENAN TIEFULAI EQUIPMENT MANUFACTURING Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder |