CN203067246U - 采油用活动连接式注抽两用抽油泵 - Google Patents
采油用活动连接式注抽两用抽油泵 Download PDFInfo
- Publication number
- CN203067246U CN203067246U CN 201320041633 CN201320041633U CN203067246U CN 203067246 U CN203067246 U CN 203067246U CN 201320041633 CN201320041633 CN 201320041633 CN 201320041633 U CN201320041633 U CN 201320041633U CN 203067246 U CN203067246 U CN 203067246U
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- CN
- China
- Prior art keywords
- pump
- outlet valve
- oil
- plunger piston
- movable joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Application Number | Priority Date | Filing Date | Title |
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CN 201320041633 CN203067246U (zh) | 2013-01-27 | 2013-01-27 | 采油用活动连接式注抽两用抽油泵 |
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CN 201320041633 CN203067246U (zh) | 2013-01-27 | 2013-01-27 | 采油用活动连接式注抽两用抽油泵 |
Publications (1)
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CN203067246U true CN203067246U (zh) | 2013-07-17 |
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CN 201320041633 Expired - Lifetime CN203067246U (zh) | 2013-01-27 | 2013-01-27 | 采油用活动连接式注抽两用抽油泵 |
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CN (1) | CN203067246U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024045690A1 (zh) * | 2022-09-01 | 2024-03-07 | 邹淑君 | 一种活接式双柱塞泵 |
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2013
- 2013-01-27 CN CN 201320041633 patent/CN203067246U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024045690A1 (zh) * | 2022-09-01 | 2024-03-07 | 邹淑君 | 一种活接式双柱塞泵 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANDONG WEIMA PUMPS MANUFACTURING CO., LTD. Free format text: FORMER OWNER: MA BAOZHONG Effective date: 20140513 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 271100 LAIWU, SHANDONG PROVINCE TO: 271199 LAIWU, SHANDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140513 Address after: 271199 intersection of Yuntai Mountain Road and Panlong River Street, Laiwu hi tech Zone, Shandong Patentee after: SHANDONG WEIMA PUMPS MANUFACTURING Co.,Ltd. Address before: 271100 Shandong city of Laiwu province high tech Zone Panlong Street No. 007 Shandong Weima pumps manufacturing Co. Patentee before: Ma Baozhong |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130717 |