CN101892817A - 气平衡抽油机气平衡总成 - Google Patents
气平衡抽油机气平衡总成 Download PDFInfo
- Publication number
- CN101892817A CN101892817A CN 201010226169 CN201010226169A CN101892817A CN 101892817 A CN101892817 A CN 101892817A CN 201010226169 CN201010226169 CN 201010226169 CN 201010226169 A CN201010226169 A CN 201010226169A CN 101892817 A CN101892817 A CN 101892817A
- Authority
- CN
- China
- Prior art keywords
- oil
- piston
- cylinder
- upper piston
- lower piston
- 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.)
- Pending
Links
Images
Landscapes
- Compressor (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010226169 CN101892817A (zh) | 2010-06-29 | 2010-06-29 | 气平衡抽油机气平衡总成 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010226169 CN101892817A (zh) | 2010-06-29 | 2010-06-29 | 气平衡抽油机气平衡总成 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN101892817A true CN101892817A (zh) | 2010-11-24 |
Family
ID=43102148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201010226169 Pending CN101892817A (zh) | 2010-06-29 | 2010-06-29 | 气平衡抽油机气平衡总成 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101892817A (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87201956U (zh) * | 1987-02-12 | 1988-05-04 | 宝鸡石油机械厂 | 平衡缸润滑装置 |
CN2031442U (zh) * | 1988-04-06 | 1989-01-25 | 国家机械委兰州石油机械研究所 | 气动平衡抽油机的自补气气包 |
CN2033852U (zh) * | 1988-06-24 | 1989-03-08 | 宝鸡石油机械厂 | 平衡缸装置 |
CN2104929U (zh) * | 1991-10-07 | 1992-05-20 | 石油大学(华东) | 多路润滑双定位式气平衡装置 |
RU2170337C2 (ru) * | 1999-07-21 | 2001-07-10 | Котов Владимир Александрович | Устройство откачки газа из затрубного пространства скважин |
US20060153720A1 (en) * | 2003-07-03 | 2006-07-13 | Hauge Tor A | Pump for tail production of oil |
CN201763301U (zh) * | 2010-06-29 | 2011-03-16 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | 气平衡抽油机气平衡总成 |
-
2010
- 2010-06-29 CN CN 201010226169 patent/CN101892817A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87201956U (zh) * | 1987-02-12 | 1988-05-04 | 宝鸡石油机械厂 | 平衡缸润滑装置 |
CN2031442U (zh) * | 1988-04-06 | 1989-01-25 | 国家机械委兰州石油机械研究所 | 气动平衡抽油机的自补气气包 |
CN2033852U (zh) * | 1988-06-24 | 1989-03-08 | 宝鸡石油机械厂 | 平衡缸装置 |
CN2104929U (zh) * | 1991-10-07 | 1992-05-20 | 石油大学(华东) | 多路润滑双定位式气平衡装置 |
RU2170337C2 (ru) * | 1999-07-21 | 2001-07-10 | Котов Владимир Александрович | Устройство откачки газа из затрубного пространства скважин |
US20060153720A1 (en) * | 2003-07-03 | 2006-07-13 | Hauge Tor A | Pump for tail production of oil |
CN201763301U (zh) * | 2010-06-29 | 2011-03-16 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | 气平衡抽油机气平衡总成 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103790798B (zh) | 一种高压气泵 | |
CN101614200A (zh) | 机车用无油压缩机 | |
CN102003609B (zh) | 一种液压破碎锤恒压润滑装置 | |
CN204240024U (zh) | 节能型润滑脂加注工具 | |
CN201763301U (zh) | 气平衡抽油机气平衡总成 | |
CN201665027U (zh) | 压力机的过载保护装置 | |
CN107061381B (zh) | 一种电动静液作动器用可变容积油箱 | |
CN101892817A (zh) | 气平衡抽油机气平衡总成 | |
CN201140467Y (zh) | 密炼机液压上顶栓冷却水密封装置 | |
CN102913417A (zh) | 新型无油立式真空泵 | |
CN203374257U (zh) | 气平衡抽油机气平衡总成 | |
CN203463083U (zh) | 一种气平衡抽油机气平衡总成 | |
CN202732803U (zh) | 弹簧复归式水轮机油刹制动器 | |
CN202451389U (zh) | 新型立式往复式真空泵 | |
CN102094785B (zh) | 一种微型无油润滑活塞式气泵 | |
CN103075133A (zh) | 一种流量补偿式液压抽油机 | |
CN202833018U (zh) | 一种组合式气动压缩机 | |
CN209483568U (zh) | 一种气液增压泵 | |
CN202531498U (zh) | 一种活塞式蓄能器 | |
CN201753712U (zh) | 气液增压缸 | |
CN201176920Y (zh) | 自助式润滑高压柱塞泵 | |
CN201437759U (zh) | 机车用无油压缩机 | |
CN201507422U (zh) | 无油空压机连杆 | |
CN204738933U (zh) | 一种无油活塞式压缩机结构 | |
CN104806465A (zh) | 一种陶瓷柱塞高压水泵 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Wei Bin Inventor after: Xu Jianli Inventor after: Li Xinhua Inventor after: Cheng Zhengquan Inventor after: Zhang Zhonghui Inventor after: Liu Bingsheng Inventor after: Yu Xuelin Inventor before: Wang Minxuan Inventor before: Xu Jianli Inventor before: Cheng Zhengquan Inventor before: Wei Bin Inventor before: Zhang Zhonghui Inventor before: Liu Bingsheng Inventor before: Gao Guangqi Inventor before: Luo Yan Inventor before: Zhu Zejun |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG MINXUAN XU JIANLI CHENG ZHENGQUAN WEI BIN ZHANG ZHONGHUI LIU BINGSHENG GAO GUANGQI LUO YAN ZHU ZEJUN TO: WEI BIN XU JIANLI LI XINHUA CHENG ZHENGQUAN ZHANG ZHONGHUI LIU BINGSHENG YU XUELIN |
|
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101124 |