CN2782986Y - 液压抽油泵 - Google Patents
液压抽油泵 Download PDFInfo
- Publication number
- CN2782986Y CN2782986Y CN 200520019627 CN200520019627U CN2782986Y CN 2782986 Y CN2782986 Y CN 2782986Y CN 200520019627 CN200520019627 CN 200520019627 CN 200520019627 U CN200520019627 U CN 200520019627U CN 2782986 Y CN2782986 Y CN 2782986Y
- Authority
- CN
- China
- Prior art keywords
- valve
- pump barrel
- piston
- pump
- liquid
- 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
- 239000010720 hydraulic oil Substances 0.000 title abstract description 4
- 239000007788 liquid Substances 0.000 claims abstract description 49
- 238000007599 discharging Methods 0.000 claims abstract description 21
- 239000012530 fluid Substances 0.000 abstract description 24
- 239000003129 oil well Substances 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 17
- 238000012423 maintenance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
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- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520019627 CN2782986Y (zh) | 2005-05-09 | 2005-05-09 | 液压抽油泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520019627 CN2782986Y (zh) | 2005-05-09 | 2005-05-09 | 液压抽油泵 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2782986Y true CN2782986Y (zh) | 2006-05-24 |
Family
ID=36767972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520019627 Expired - Fee Related CN2782986Y (zh) | 2005-05-09 | 2005-05-09 | 液压抽油泵 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2782986Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101782060B (zh) * | 2009-01-19 | 2012-08-22 | 莫比森(北京)石油天然气技术开发有限公司 | 一种液力抽油泵 |
CN103423135A (zh) * | 2012-05-14 | 2013-12-04 | 崔迺林 | 液力驱动抽油泵 |
-
2005
- 2005-05-09 CN CN 200520019627 patent/CN2782986Y/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101782060B (zh) * | 2009-01-19 | 2012-08-22 | 莫比森(北京)石油天然气技术开发有限公司 | 一种液力抽油泵 |
CN103423135A (zh) * | 2012-05-14 | 2013-12-04 | 崔迺林 | 液力驱动抽油泵 |
CN103423135B (zh) * | 2012-05-14 | 2016-02-17 | 崔迺林 | 液力驱动抽油泵 |
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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: SHANGHAI ZHONGMAN PETROLEUM AND NATURAL GAS GROUP Free format text: FORMER OWNER: HAN XINGHUA Effective date: 20071228 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20071228 Address after: No. 707 Zhang Yang Road, 35, Shanghai. Zip code: 200120 Patentee after: Shanghai Zhongman Petroleum and Natural Gas Group Co., Ltd. Address before: Renqiu Institute of oil production technology, Hebei 062552, China Patentee before: Han Xinghua |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060524 Termination date: 20100509 |