CN201739161U - 钻井泵动力端中间拉杆油封 - Google Patents
钻井泵动力端中间拉杆油封 Download PDFInfo
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- CN201739161U CN201739161U CN2010202519284U CN201020251928U CN201739161U CN 201739161 U CN201739161 U CN 201739161U CN 2010202519284 U CN2010202519284 U CN 2010202519284U CN 201020251928 U CN201020251928 U CN 201020251928U CN 201739161 U CN201739161 U CN 201739161U
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- draw bar
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- Sealing With Elastic Sealing Lips (AREA)
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202519284U CN201739161U (zh) | 2010-06-29 | 2010-06-29 | 钻井泵动力端中间拉杆油封 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202519284U CN201739161U (zh) | 2010-06-29 | 2010-06-29 | 钻井泵动力端中间拉杆油封 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201739161U true CN201739161U (zh) | 2011-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202519284U Expired - Fee Related CN201739161U (zh) | 2010-06-29 | 2010-06-29 | 钻井泵动力端中间拉杆油封 |
Country Status (1)
| Country | Link |
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| CN (1) | CN201739161U (zh) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757126A (zh) * | 2016-05-17 | 2016-07-13 | 安徽利达汽车轴承制造有限公司 | 一种双钢圈骨架的轴承密封圈 |
| CN107355539A (zh) * | 2017-08-11 | 2017-11-17 | 徐州华通浮动油封科技有限公司 | 一种高压油封 |
| CN108757430A (zh) * | 2018-08-16 | 2018-11-06 | 中船勘察设计研究院有限公司 | 活塞式泵的防漏装置 |
-
2010
- 2010-06-29 CN CN2010202519284U patent/CN201739161U/zh not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757126A (zh) * | 2016-05-17 | 2016-07-13 | 安徽利达汽车轴承制造有限公司 | 一种双钢圈骨架的轴承密封圈 |
| CN107355539A (zh) * | 2017-08-11 | 2017-11-17 | 徐州华通浮动油封科技有限公司 | 一种高压油封 |
| CN108757430A (zh) * | 2018-08-16 | 2018-11-06 | 中船勘察设计研究院有限公司 | 活塞式泵的防漏装置 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Bohai petroleum equipment (Tianjin) Zhong Cheng Machinery Manufacturing Co., Ltd. Assignor: CNPC Bohai Equipment Manufacturing Co., Ltd. Contract record no.: 2011120000183 Denomination of utility model: Intermediate draw bar oil seal of power end of drilling pump Granted publication date: 20110209 License type: Exclusive License Record date: 20110915 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20160629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |