CN203756092U - 膨胀悬挂器用加压膨胀机构 - Google Patents
膨胀悬挂器用加压膨胀机构 Download PDFInfo
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- CN203756092U CN203756092U CN201320881724.2U CN201320881724U CN203756092U CN 203756092 U CN203756092 U CN 203756092U CN 201320881724 U CN201320881724 U CN 201320881724U CN 203756092 U CN203756092 U CN 203756092U
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CN201320881724.2U CN203756092U (zh) | 2013-12-31 | 2013-12-31 | 膨胀悬挂器用加压膨胀机构 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104265218A (zh) * | 2014-09-03 | 2015-01-07 | 中国石油天然气股份有限公司 | 膨胀式悬挂器 |
CN104747109A (zh) * | 2013-12-31 | 2015-07-01 | 中国石油化工集团公司 | 膨胀悬挂器用加压膨胀机构 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104747109A (zh) * | 2013-12-31 | 2015-07-01 | 中国石油化工集团公司 | 膨胀悬挂器用加压膨胀机构 |
CN104265218A (zh) * | 2014-09-03 | 2015-01-07 | 中国石油天然气股份有限公司 | 膨胀式悬挂器 |
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C14 | Grant of patent or utility model | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20151120 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Patentee after: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: China Petrochemical Group Corp. Patentee before: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20201231 |