CN202851318U - 底部防偏磨抽油装置 - Google Patents
底部防偏磨抽油装置 Download PDFInfo
- Publication number
- CN202851318U CN202851318U CN 201220464322 CN201220464322U CN202851318U CN 202851318 U CN202851318 U CN 202851318U CN 201220464322 CN201220464322 CN 201220464322 CN 201220464322 U CN201220464322 U CN 201220464322U CN 202851318 U CN202851318 U CN 202851318U
- Authority
- CN
- China
- Prior art keywords
- pump barrel
- valve
- oil
- plunger
- pump
- 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 - Fee Related
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 15
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 7
- 230000007306 turnover Effects 0.000 claims description 7
- 239000003129 oil well Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 241001023788 Cyttus traversi Species 0.000 abstract description 2
- 230000015556 catabolic process Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 24
- 239000010779 crude oil Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Details Of Reciprocating Pumps (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220464322 CN202851318U (zh) | 2012-09-13 | 2012-09-13 | 底部防偏磨抽油装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220464322 CN202851318U (zh) | 2012-09-13 | 2012-09-13 | 底部防偏磨抽油装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202851318U true CN202851318U (zh) | 2013-04-03 |
Family
ID=47982525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220464322 Expired - Fee Related CN202851318U (zh) | 2012-09-13 | 2012-09-13 | 底部防偏磨抽油装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202851318U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103541664A (zh) * | 2013-09-27 | 2014-01-29 | 中国石油化工股份有限公司 | 液力反馈式抽油杆加重装置 |
-
2012
- 2012-09-13 CN CN 201220464322 patent/CN202851318U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103541664A (zh) * | 2013-09-27 | 2014-01-29 | 中国石油化工股份有限公司 | 液力反馈式抽油杆加重装置 |
CN103541664B (zh) * | 2013-09-27 | 2015-09-30 | 中国石油化工股份有限公司 | 液力反馈式抽油杆加重装置 |
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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: PUYANG YUANHENG LITONG PETROLEUM MACHINERY CO., LT Free format text: FORMER OWNER: WANG YIMING Effective date: 20140507 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140507 Address after: 457000 Dongpu industrial agglomeration area, Henan, Puyang Patentee after: PUYANG YUANHENG LITONG PETROLEUM MACHINERY CO., LTD. Address before: 457000 North Road, Sinopec East Road, Henan, Puyang Patentee before: Wang Yiming |
|
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Yiming Inventor after: Liu Xiaofei Inventor before: Wang Yiming Inventor before: Fan Xiyan Inventor before: Liu Xiaofei |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20200913 |