CN101956694B - 防煤粉管式排采泵 - Google Patents
防煤粉管式排采泵 Download PDFInfo
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- CN101956694B CN101956694B CN 201010509405 CN201010509405A CN101956694B CN 101956694 B CN101956694 B CN 101956694B CN 201010509405 CN201010509405 CN 201010509405 CN 201010509405 A CN201010509405 A CN 201010509405A CN 101956694 B CN101956694 B CN 101956694B
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- valve
- pump
- liquid
- plunger
- pump barrel
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Abstract
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Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201010509405 CN101956694B (zh) | 2010-10-09 | 2010-10-09 | 防煤粉管式排采泵 |
Applications Claiming Priority (1)
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CN 201010509405 CN101956694B (zh) | 2010-10-09 | 2010-10-09 | 防煤粉管式排采泵 |
Publications (2)
Publication Number | Publication Date |
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CN101956694A CN101956694A (zh) | 2011-01-26 |
CN101956694B true CN101956694B (zh) | 2013-04-10 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 201010509405 Expired - Fee Related CN101956694B (zh) | 2010-10-09 | 2010-10-09 | 防煤粉管式排采泵 |
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CN (1) | CN101956694B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102192137A (zh) * | 2011-05-23 | 2011-09-21 | 杭州佳湖科技有限公司 | 煤层气开采用防沙杆式泵 |
CN102287358B (zh) * | 2011-08-30 | 2014-03-12 | 中国石油大学(华东) | 长柱塞式双筒防煤粉排采泵 |
CN105525894A (zh) * | 2014-10-23 | 2016-04-27 | 中国石油天然气股份有限公司 | 一种煤层气井螺杆泵的卡泵解决方法 |
CN105626491B (zh) * | 2016-03-18 | 2018-02-16 | 中联煤层气国家工程研究中心有限责任公司 | 一种进液阀防埋排采泵 |
CN105625997B (zh) * | 2016-04-01 | 2018-05-15 | 北京大漠石油工程技术有限公司 | 一种可伸缩弹性碰泵机构 |
CN108953124B (zh) * | 2018-08-07 | 2019-11-22 | 青岛理工大学 | 煤层气井低沉没度防煤粉排采泵 |
CN110067535A (zh) * | 2019-03-22 | 2019-07-30 | 中国石油大学(华东) | 一种煤层气井无动力井底碎化煤粉助排装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101446281A (zh) * | 2007-11-27 | 2009-06-03 | 周宝星 | 一种煤层气井电潜离心泵排采装置 |
CN201521489U (zh) * | 2009-07-28 | 2010-07-07 | 周宝星 | 煤层气排采泵冷却装置 |
CN101806202A (zh) * | 2010-03-31 | 2010-08-18 | 中国石油大学(华东) | 排水采气模拟实验装置 |
WO2010098790A1 (en) * | 2009-02-24 | 2010-09-02 | Thompson Pump Company, Inc. | Double standing valve sucker rod pump |
CN201802597U (zh) * | 2010-10-09 | 2011-04-20 | 中国石油大学(华东) | 防煤粉管式排采泵 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7117120B2 (en) * | 2002-09-27 | 2006-10-03 | Unico, Inc. | Control system for centrifugal pumps |
US6959764B2 (en) * | 2003-06-05 | 2005-11-01 | Yale Matthew Preston | Baffle system for two-phase annular flow |
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2010
- 2010-10-09 CN CN 201010509405 patent/CN101956694B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101446281A (zh) * | 2007-11-27 | 2009-06-03 | 周宝星 | 一种煤层气井电潜离心泵排采装置 |
WO2010098790A1 (en) * | 2009-02-24 | 2010-09-02 | Thompson Pump Company, Inc. | Double standing valve sucker rod pump |
CN201521489U (zh) * | 2009-07-28 | 2010-07-07 | 周宝星 | 煤层气排采泵冷却装置 |
CN101806202A (zh) * | 2010-03-31 | 2010-08-18 | 中国石油大学(华东) | 排水采气模拟实验装置 |
CN201802597U (zh) * | 2010-10-09 | 2011-04-20 | 中国石油大学(华东) | 防煤粉管式排采泵 |
Also Published As
Publication number | Publication date |
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CN101956694A (zh) | 2011-01-26 |
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Legal Events
Date | Code | Title | Description |
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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 | ||
CB02 | Change of applicant information |
Address after: 266580 Qingdao economic and Technological Development Zone, Changjiang Road, No. 66, Shandong Applicant after: China Petroleum University (East China) Address before: Two Shandong Province, Dongying City Road 257061 No. 271 Applicant before: China Petroleum University (East China) |
|
CB03 | Change of inventor or designer information |
Inventor after: Liu Chunhua Inventor after: Liu Xinfu Inventor after: Qi Yaoguang Inventor after: Wu Jianjun Inventor after: Zhao Peihua Inventor before: Liu Xinfu Inventor before: Wu Jianjun Inventor before: Qi Yaoguang Inventor before: Zhao Peihua Inventor before: Liu Chunhua |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU XINFU WU JIANJUN QI YAOGUANG ZHAO PEIHUA LIU CHUNHUA TO: LIU CHUNHUA LIU XINFU QI YAOGUANG WU JIANJUN ZHAO PEIHUA |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20131009 |