CN208456537U - 一种抓指型水下采油树安装工具 - Google Patents
一种抓指型水下采油树安装工具 Download PDFInfo
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- CN208456537U CN208456537U CN201820747986.2U CN201820747986U CN208456537U CN 208456537 U CN208456537 U CN 208456537U CN 201820747986 U CN201820747986 U CN 201820747986U CN 208456537 U CN208456537 U CN 208456537U
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CN201820747986.2U CN208456537U (zh) | 2018-05-19 | 2018-05-19 | 一种抓指型水下采油树安装工具 |
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CN201820747986.2U CN208456537U (zh) | 2018-05-19 | 2018-05-19 | 一种抓指型水下采油树安装工具 |
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CN208456537U true CN208456537U (zh) | 2019-02-01 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108561093A (zh) * | 2018-05-19 | 2018-09-21 | 山东科瑞机械制造有限公司 | 一种抓指型水下采油树安装工具 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108561093A (zh) * | 2018-05-19 | 2018-09-21 | 山东科瑞机械制造有限公司 | 一种抓指型水下采油树安装工具 |
CN108561093B (zh) * | 2018-05-19 | 2023-05-30 | 青岛中瑞威飞海洋装备有限公司 | 一种抓指型水下采油树安装工具 |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201201 Address after: 266000 Lishan Road, Huangdao District, Qingdao, Shandong 157 Patentee after: Qingdao zhongruiweifei Marine Equipment Manufacturing Co.,Ltd. Patentee after: CHINA University OF PETROLEUM (EAST CHINA) Address before: 257000 Shengli Economic Development Zone, Shandong, Dongying Patentee before: SHANDONG KERUI MACHINERY MANUFACTURING Co.,Ltd. Patentee before: China University of Petroleum (East China) |
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TR01 | Transfer of patent right | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20190201 Effective date of abandoning: 20230530 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20190201 Effective date of abandoning: 20230530 |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |