CN101614202A - 双层分采抽油泵 - Google Patents
双层分采抽油泵 Download PDFInfo
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- CN101614202A CN101614202A CN200910017070A CN200910017070A CN101614202A CN 101614202 A CN101614202 A CN 101614202A CN 200910017070 A CN200910017070 A CN 200910017070A CN 200910017070 A CN200910017070 A CN 200910017070A CN 101614202 A CN101614202 A CN 101614202A
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CN2009100170707A CN101614202B (zh) | 2009-07-12 | 2009-07-12 | 双层分采抽油泵 |
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CN2009100170707A CN101614202B (zh) | 2009-07-12 | 2009-07-12 | 双层分采抽油泵 |
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CN101614202A true CN101614202A (zh) | 2009-12-30 |
CN101614202B CN101614202B (zh) | 2011-04-06 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104405626A (zh) * | 2014-12-04 | 2015-03-11 | 中国石油天然气股份有限公司 | 一种动筒式分采混出抽油泵 |
CN111236897A (zh) * | 2020-04-13 | 2020-06-05 | 冯新永 | 分抽分出潜油电动螺杆泵抽油装置 |
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2009
- 2009-07-12 CN CN2009100170707A patent/CN101614202B/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104405626A (zh) * | 2014-12-04 | 2015-03-11 | 中国石油天然气股份有限公司 | 一种动筒式分采混出抽油泵 |
CN111236897A (zh) * | 2020-04-13 | 2020-06-05 | 冯新永 | 分抽分出潜油电动螺杆泵抽油装置 |
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CN101614202B (zh) | 2011-04-06 |
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Legal Events
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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 | ||
CB03 | Change of inventor or designer information |
Inventor after: Song Shuo Inventor after: Wang Qin Inventor after: Dong Chao Inventor after: Xiu Chunjing Inventor after: Lu Kaiqing Inventor after: Zhao Guofang Inventor after: Wang Chen Inventor after: Zhang Jiantao Inventor before: Zhao Hong Inventor before: Ma Shiliang Inventor before: Gao Dashan Inventor before: Liu Yanguo Inventor before: Sun Ming Inventor before: Cao Lin |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHAO HONG MA SHILIANG GAO DASHAN LIU YANGUO SUN MING CAO LIN TO: SONG SHUOWANG QIN DONG CHAO XIU CHUNJING LU KAIQING ZHAO GUOFANG WANG CHEN ZHANG JIANTAO |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANDONG SHOUGUANG KUNLONG PETROLEUM MACHINERY CO. Free format text: FORMER OWNER: HUANG JIAN Effective date: 20110526 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 257000 MAILBOX 1-667, SHENGLI OIL EXTRACTION PLANT, DONGYING CITY, SHANDONGPROVINCE TO: 262711 EAST END OF YUANFENG STREET, SCIENCE AND TECHNOLOGY INDUSTRIAL PARK, SHOUGUANG CITY, SHANDONG PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20110526 Address after: 262711 Shandong province science and Technology Industrial Park, Shouguang City Yuanfeng East First Street Patentee after: Shandong Shouguang Kunlong Petroleum Machinery Co., Ltd, Address before: 1-667 mailbox, Shengli oil production plant, Dongying, Shandong 257000 Patentee before: Huang Jian |