CN2773303Y - 一种石油、天然气钻井用闸板防喷器 - Google Patents
一种石油、天然气钻井用闸板防喷器 Download PDFInfo
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- CN2773303Y CN2773303Y CN 200520040531 CN200520040531U CN2773303Y CN 2773303 Y CN2773303 Y CN 2773303Y CN 200520040531 CN200520040531 CN 200520040531 CN 200520040531 U CN200520040531 U CN 200520040531U CN 2773303 Y CN2773303 Y CN 2773303Y
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CN 200520040531 CN2773303Y (zh) | 2005-03-30 | 2005-03-30 | 一种石油、天然气钻井用闸板防喷器 |
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CN 200520040531 CN2773303Y (zh) | 2005-03-30 | 2005-03-30 | 一种石油、天然气钻井用闸板防喷器 |
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CN2773303Y true CN2773303Y (zh) | 2006-04-19 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101575954B (zh) * | 2009-06-05 | 2012-10-10 | 中国石油集团川庆钻探工程有限公司 | 闸板防喷器侧门与防喷器壳体的连接装置 |
CN104695889A (zh) * | 2015-03-16 | 2015-06-10 | 宝鸡石油机械有限责任公司 | 不压井作业机用一体式防喷器 |
CN104712285A (zh) * | 2015-03-25 | 2015-06-17 | 河北华北石油荣盛机械制造有限公司 | 一种快速连接侧门式闸板防喷器 |
CN105201441A (zh) * | 2015-09-08 | 2015-12-30 | 江苏金石富源机械有限公司 | 一种外置润滑装置的铰链防喷器及其应用 |
CN105781473A (zh) * | 2016-05-09 | 2016-07-20 | 中国石油天然气股份有限公司 | 用于可控不压井作业的变径防喷装置 |
CN107735545A (zh) * | 2015-04-17 | 2018-02-23 | 卡梅伦国际有限公司 | 防喷器端部连接件 |
-
2005
- 2005-03-30 CN CN 200520040531 patent/CN2773303Y/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101575954B (zh) * | 2009-06-05 | 2012-10-10 | 中国石油集团川庆钻探工程有限公司 | 闸板防喷器侧门与防喷器壳体的连接装置 |
CN104695889A (zh) * | 2015-03-16 | 2015-06-10 | 宝鸡石油机械有限责任公司 | 不压井作业机用一体式防喷器 |
CN104712285A (zh) * | 2015-03-25 | 2015-06-17 | 河北华北石油荣盛机械制造有限公司 | 一种快速连接侧门式闸板防喷器 |
CN107735545A (zh) * | 2015-04-17 | 2018-02-23 | 卡梅伦国际有限公司 | 防喷器端部连接件 |
CN105201441A (zh) * | 2015-09-08 | 2015-12-30 | 江苏金石富源机械有限公司 | 一种外置润滑装置的铰链防喷器及其应用 |
CN105201441B (zh) * | 2015-09-08 | 2023-11-21 | 江苏金石富源机械有限公司 | 一种外置润滑装置的铰链防喷器及其应用 |
CN105781473A (zh) * | 2016-05-09 | 2016-07-20 | 中国石油天然气股份有限公司 | 用于可控不压井作业的变径防喷装置 |
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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 |
Owner name: SHANGHAI SK DRILLING EQUIPMENT CO., LTD. Free format text: FORMER NAME: SHENKAI PETROLEUM CHEMICAL EQUIPMENT CO., LTD., SHANGHAI Owner name: SHANGHAI SK PETROLEUM + CHEMICAL EQUIPMENT CORPORA Free format text: FORMER NAME: SHANGHAI SK DRILLING EQUIPMENT CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 201114, Shanghai, Pudong, Minhang District Pu Xing Road No. 1769 Patentee after: Shanghai Shenkai Drilling Equipment Co.,Ltd. Address before: 201114, Shanghai, Pudong, Minhang District Pu Xing Road No. 1769 Patentee before: SHENKAI PETROLEUM CHEMICAL EQU |
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CP03 | Change of name, title or address |
Address after: 201114 Minhang District Pu Xing Road, No. 1769, Shanghai Patentee after: SHANGHAI SHENKAI PETROLEUM EQUIPMENT Co.,Ltd. Address before: 201114, Shanghai, Pudong, Minhang District Pu Xing Road No. 1769 Patentee before: Shanghai Shenkai Drilling Equipment Co.,Ltd. |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060419 Termination date: 20130330 |