CN202249899U - 井口采油树压力隔离装置 - Google Patents
井口采油树压力隔离装置 Download PDFInfo
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- CN202249899U CN202249899U CN2011203570117U CN201120357011U CN202249899U CN 202249899 U CN202249899 U CN 202249899U CN 2011203570117 U CN2011203570117 U CN 2011203570117U CN 201120357011 U CN201120357011 U CN 201120357011U CN 202249899 U CN202249899 U CN 202249899U
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- pressure
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- hydraulic motor
- slide rod
- sealing device
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Application Number | Priority Date | Filing Date | Title |
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CN2011203570117U CN202249899U (zh) | 2011-09-22 | 2011-09-22 | 井口采油树压力隔离装置 |
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CN2011203570117U CN202249899U (zh) | 2011-09-22 | 2011-09-22 | 井口采油树压力隔离装置 |
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CN202249899U true CN202249899U (zh) | 2012-05-30 |
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CN2011203570117U Expired - Fee Related CN202249899U (zh) | 2011-09-22 | 2011-09-22 | 井口采油树压力隔离装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104018803A (zh) * | 2014-05-27 | 2014-09-03 | 成都来宝石油设备有限公司 | 实用性强的保护装置 |
CN104747121A (zh) * | 2013-12-25 | 2015-07-01 | 深圳市百勤石油技术有限公司 | 采油树保护套 |
CN105298441A (zh) * | 2015-12-10 | 2016-02-03 | 上海神开石油化工装备股份有限公司 | 一种井口压裂阀门保护装置 |
-
2011
- 2011-09-22 CN CN2011203570117U patent/CN202249899U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104747121A (zh) * | 2013-12-25 | 2015-07-01 | 深圳市百勤石油技术有限公司 | 采油树保护套 |
CN104747121B (zh) * | 2013-12-25 | 2017-07-07 | 深圳市百勤石油技术有限公司 | 采油树保护套 |
CN104018803A (zh) * | 2014-05-27 | 2014-09-03 | 成都来宝石油设备有限公司 | 实用性强的保护装置 |
CN105298441A (zh) * | 2015-12-10 | 2016-02-03 | 上海神开石油化工装备股份有限公司 | 一种井口压裂阀门保护装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SINOPEC OILFIELD SERVICE CORPORATION Free format text: FORMER OWNER: UNDERHOLE TESTING COMPANY OF JIANGHAN PETROLEUM ADMINISTRATION, CHINA PETROLEUM + CHEMICAL CORPORATION Effective date: 20150205 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430040 WUHAN, HUBEI PROVINCE TO: 100029 CHAOYANG, BEIJING |
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TR01 | Transfer of patent right |
Effective date of registration: 20150205 Address after: 100029 Beijing City, Chaoyang District Hui Street No. six twelfth floor Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Address before: 430040, Hubei, Wuhan Province, East and West Lake Lake Golden Horse pond, No. 9, Nantes Patentee before: Underground Testing Company of Jianghan Petroleum Administration, China Petroleum & Chemical Corporation |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160825 Address after: 100029 Beijing City, Chaoyang District Hui Street No. six twelfth floor Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Patentee after: SINOPEC JIANGHAN PETROLEUM ENGINEERING CO., LTD. Address before: 100029 Beijing City, Chaoyang District Hui Street No. six twelfth floor Patentee before: SINOPEC OILFIELD SERVICE CORPORATION |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20180922 |
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CF01 | Termination of patent right due to non-payment of annual fee |