CN203547658U - 隔离阀 - Google Patents
隔离阀 Download PDFInfo
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- CN203547658U CN203547658U CN201320600909.1U CN201320600909U CN203547658U CN 203547658 U CN203547658 U CN 203547658U CN 201320600909 U CN201320600909 U CN 201320600909U CN 203547658 U CN203547658 U CN 203547658U
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Application Number | Priority Date | Filing Date | Title |
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CN201320600909.1U CN203547658U (zh) | 2013-09-27 | 2013-09-27 | 隔离阀 |
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CN201320600909.1U CN203547658U (zh) | 2013-09-27 | 2013-09-27 | 隔离阀 |
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CN203547658U true CN203547658U (zh) | 2014-04-16 |
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CN201320600909.1U Expired - Fee Related CN203547658U (zh) | 2013-09-27 | 2013-09-27 | 隔离阀 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104060966A (zh) * | 2014-06-20 | 2014-09-24 | 中国海洋石油总公司 | 多球座封式井筒截止阀 |
CN104514517A (zh) * | 2013-09-27 | 2015-04-15 | 中国石油化工集团公司 | 隔离阀 |
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2013
- 2013-09-27 CN CN201320600909.1U patent/CN203547658U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104514517A (zh) * | 2013-09-27 | 2015-04-15 | 中国石油化工集团公司 | 隔离阀 |
CN104060966A (zh) * | 2014-06-20 | 2014-09-24 | 中国海洋石油总公司 | 多球座封式井筒截止阀 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151119 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY Research Institute Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY Research Institute |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20210927 |
|
CF01 | Termination of patent right due to non-payment of annual fee |