CN205826303U - 抽油机曲柄销在线监测装置 - Google Patents
抽油机曲柄销在线监测装置 Download PDFInfo
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CN201620766274.6U CN205826303U (zh) | 2016-07-20 | 2016-07-20 | 抽油机曲柄销在线监测装置 |
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CN110345149A (zh) * | 2019-08-13 | 2019-10-18 | 东营恒科精密金属有限公司 | 一种基于信息化本安型抽油机曲柄销总成 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110345149A (zh) * | 2019-08-13 | 2019-10-18 | 东营恒科精密金属有限公司 | 一种基于信息化本安型抽油机曲柄销总成 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20180209 Address after: Room 301, room 3, No. 684, the Yellow River Road, Dongying District, Dongying, Shandong Patentee after: Li Jianjun Address before: 257062 Shandong Province, Dongying city Dongying District Niuzhuang town excellence Road No. 384 Patentee before: Shengli Oilfield Haibo Industry Trade Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220725 Address after: 257062 No. 384, CHUANGYOU Road, Niuzhuang Town, Dongying District, Dongying City, Shandong Province Patentee after: SHENGLI OILFIELD HAIBO INDUSTRY TRADE Co.,Ltd. Address before: 257000 Room 301, unit 3, building 31, No. 684 Huanghe Road, Dongying District, Dongying City, Shandong Province Patentee before: Li Jianjun |