CN208252077U - 一种深海钻井防喷器导向装置 - Google Patents
一种深海钻井防喷器导向装置 Download PDFInfo
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- CN208252077U CN208252077U CN201820495880.8U CN201820495880U CN208252077U CN 208252077 U CN208252077 U CN 208252077U CN 201820495880 U CN201820495880 U CN 201820495880U CN 208252077 U CN208252077 U CN 208252077U
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CN201820495880.8U CN208252077U (zh) | 2018-04-09 | 2018-04-09 | 一种深海钻井防喷器导向装置 |
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CN201820495880.8U CN208252077U (zh) | 2018-04-09 | 2018-04-09 | 一种深海钻井防喷器导向装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110219608A (zh) * | 2019-07-22 | 2019-09-10 | 广州海洋地质调查局 | 一种深海钻井防喷器导向装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110219608A (zh) * | 2019-07-22 | 2019-09-10 | 广州海洋地质调查局 | 一种深海钻井防喷器导向装置 |
CN110219608B (zh) * | 2019-07-22 | 2023-12-12 | 广州海洋地质调查局 | 一种深海钻井防喷器导向装置 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210104 Address after: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee after: BAOJI OILFIELD MACHINERY Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC national oil and gas drilling equipment Engineering Technology Research Center Co.,Ltd. Address before: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee before: Baoji Oilfield Machinery Co.,Ltd. |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 |
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CF01 | Termination of patent right due to non-payment of annual fee |