CN2460747Y - 一种抽油泵增效装置 - Google Patents
一种抽油泵增效装置 Download PDFInfo
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- CN2460747Y CN2460747Y CN 01216152 CN01216152U CN2460747Y CN 2460747 Y CN2460747 Y CN 2460747Y CN 01216152 CN01216152 CN 01216152 CN 01216152 U CN01216152 U CN 01216152U CN 2460747 Y CN2460747 Y CN 2460747Y
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- oil
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Application Number | Priority Date | Filing Date | Title |
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CN 01216152 CN2460747Y (zh) | 2001-01-20 | 2001-01-20 | 一种抽油泵增效装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 01216152 CN2460747Y (zh) | 2001-01-20 | 2001-01-20 | 一种抽油泵增效装置 |
Publications (1)
Publication Number | Publication Date |
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CN2460747Y true CN2460747Y (zh) | 2001-11-21 |
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Family Applications (1)
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CN 01216152 Expired - Fee Related CN2460747Y (zh) | 2001-01-20 | 2001-01-20 | 一种抽油泵增效装置 |
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CN (1) | CN2460747Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108590592A (zh) * | 2018-07-02 | 2018-09-28 | 河北国创石油设备有限公司 | 井下直线电机抽油装置 |
CN108612645A (zh) * | 2018-07-02 | 2018-10-02 | 河北国创石油设备有限公司 | 井下直线电机抽油机气动助力平衡装置 |
-
2001
- 2001-01-20 CN CN 01216152 patent/CN2460747Y/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108590592A (zh) * | 2018-07-02 | 2018-09-28 | 河北国创石油设备有限公司 | 井下直线电机抽油装置 |
CN108612645A (zh) * | 2018-07-02 | 2018-10-02 | 河北国创石油设备有限公司 | 井下直线电机抽油机气动助力平衡装置 |
CN108590592B (zh) * | 2018-07-02 | 2024-05-24 | 河北国创石油设备有限公司 | 井下直线电机抽油装置 |
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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: DONGYING CITY SHENGLI HENGTONG SCIENTIFIC AND TECH Free format text: FORMER NAME OR ADDRESS: SHENGLI TRADE INDUSTRY CO., LTD., DONGYING CITY Owner name: LV MAOQIN; XU DEXI Free format text: FORMER NAME OR ADDRESS: XU DEXI; LV MAOQIN |
|
CP01 | Change in the name or title of a patent holder |
Patentee after: Shenglihengtong Science & Tech Ind Co Ltd, Dongying City Patentee before: Shengli Foreign Trade Industrial Co., Ltd., Dongying City |
|
CP03 | Change of name, title or address |
Designer after: Lv Maoqin Designer after: Xu Dexi Designer before: Xu Dexi Designer before: Lv Maoqin |
|
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |