CN202955049U - 双管水力射流泵 - Google Patents
双管水力射流泵 Download PDFInfo
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- CN202955049U CN202955049U CN 201220596778 CN201220596778U CN202955049U CN 202955049 U CN202955049 U CN 202955049U CN 201220596778 CN201220596778 CN 201220596778 CN 201220596778 U CN201220596778 U CN 201220596778U CN 202955049 U CN202955049 U CN 202955049U
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- pipe joint
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CN 201220596778 CN202955049U (zh) | 2012-11-12 | 2012-11-12 | 双管水力射流泵 |
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CN 201220596778 CN202955049U (zh) | 2012-11-12 | 2012-11-12 | 双管水力射流泵 |
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CN202955049U true CN202955049U (zh) | 2013-05-29 |
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CN 201220596778 Withdrawn - After Issue CN202955049U (zh) | 2012-11-12 | 2012-11-12 | 双管水力射流泵 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103807222A (zh) * | 2012-11-12 | 2014-05-21 | 天津大港油田钻采技术开发公司 | 双管水力射流泵 |
CN105626595A (zh) * | 2015-12-11 | 2016-06-01 | 中国航空工业集团公司金城南京机电液压工程研究中心 | 一种双端射流泵 |
CN109695596A (zh) * | 2017-10-23 | 2019-04-30 | 中国石油天然气股份有限公司 | 水力喷射泵 |
-
2012
- 2012-11-12 CN CN 201220596778 patent/CN202955049U/zh not_active Withdrawn - After Issue
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103807222A (zh) * | 2012-11-12 | 2014-05-21 | 天津大港油田钻采技术开发公司 | 双管水力射流泵 |
CN103807222B (zh) * | 2012-11-12 | 2016-07-06 | 天津大港油田钻采技术开发公司 | 双管水力射流泵 |
CN105626595A (zh) * | 2015-12-11 | 2016-06-01 | 中国航空工业集团公司金城南京机电液压工程研究中心 | 一种双端射流泵 |
CN105626595B (zh) * | 2015-12-11 | 2017-10-10 | 中国航空工业集团公司金城南京机电液压工程研究中心 | 一种双端射流泵 |
CN109695596A (zh) * | 2017-10-23 | 2019-04-30 | 中国石油天然气股份有限公司 | 水力喷射泵 |
CN109695596B (zh) * | 2017-10-23 | 2020-04-10 | 中国石油天然气股份有限公司 | 水力喷射泵 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: TIANJIN DAGANG INSTITUTE OF PETROLEUM ENGINEERING Free format text: FORMER NAME: TIANJIN DAGANG OIL FIELD DRILLING TECHNOLOGY DEVELOPMENT COMPANY |
|
CP01 | Change in the name or title of a patent holder |
Address after: Three Dagang oil field, Tianjin, Grand Port, No. 300280 Patentee after: DRILLING TECHNOLOGY DEVELOPMENT COMPANY, TIANJIN DAGANG OILFIELD RESEARCH INSTITUTE OF PETROLEUM ENGINEERING Patentee after: Dagang Oil Field Group Co., Ltd. Address before: Three Dagang oil field, Tianjin, Grand Port, No. 300280 Patentee before: Tianjin Dagang Oilfield Drilling Technology Development Co., Ltd. Patentee before: Dagang Oil Field Group Co., Ltd. |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Tianjin China Petroleum Ruisi Technology Development Co., Ltd. Assignor: Dagang Oilfield Refco Group Ltd|Tianjin Dagang Oilfield Petroleum Engineering Research Institute drilling Technology Development Company Contract record no.: 2015120000030 Denomination of utility model: Double-pipe hydraulic jet flow pump Granted publication date: 20130529 License type: Exclusive License Record date: 20150529 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20130529 Effective date of abandoning: 20160706 |
|
C25 | Abandonment of patent right or utility model to avoid double patenting |