CN201013573Y - 永磁同步无齿轮驱动螺杆泵式采油机 - Google Patents
永磁同步无齿轮驱动螺杆泵式采油机 Download PDFInfo
- Publication number
- CN201013573Y CN201013573Y CNU2007200310802U CN200720031080U CN201013573Y CN 201013573 Y CN201013573 Y CN 201013573Y CN U2007200310802 U CNU2007200310802 U CN U2007200310802U CN 200720031080 U CN200720031080 U CN 200720031080U CN 201013573 Y CN201013573 Y CN 201013573Y
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- Prior art keywords
- screw pump
- oil
- closed loop
- main shaft
- polished rod
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2007200310802U CN201013573Y (zh) | 2007-01-22 | 2007-01-22 | 永磁同步无齿轮驱动螺杆泵式采油机 |
Applications Claiming Priority (1)
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CNU2007200310802U CN201013573Y (zh) | 2007-01-22 | 2007-01-22 | 永磁同步无齿轮驱动螺杆泵式采油机 |
Publications (1)
Publication Number | Publication Date |
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CN201013573Y true CN201013573Y (zh) | 2008-01-30 |
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CNU2007200310802U Expired - Fee Related CN201013573Y (zh) | 2007-01-22 | 2007-01-22 | 永磁同步无齿轮驱动螺杆泵式采油机 |
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CN (1) | CN201013573Y (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102108847A (zh) * | 2011-01-17 | 2011-06-29 | 濮阳市威克瑞石油机械制造有限公司 | 一种双井平衡液压抽油机及工作方法 |
CN102418501A (zh) * | 2012-01-04 | 2012-04-18 | 王宇博 | 间接驱动曳引式抽油机 |
CN102638219A (zh) * | 2012-04-10 | 2012-08-15 | 武汉长海电气科技开发有限公司 | 浮选机永磁驱动*** |
CN111123768A (zh) * | 2019-12-12 | 2020-05-08 | 国网浙江省电力有限公司紧水滩水力发电厂 | 一种坝顶门机辅助对位***及方法 |
RU2778764C1 (ru) * | 2022-03-31 | 2022-08-24 | Эрнст Иванович Деникин | Станок-качалка для добычи нефти |
-
2007
- 2007-01-22 CN CNU2007200310802U patent/CN201013573Y/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102108847A (zh) * | 2011-01-17 | 2011-06-29 | 濮阳市威克瑞石油机械制造有限公司 | 一种双井平衡液压抽油机及工作方法 |
CN102418501A (zh) * | 2012-01-04 | 2012-04-18 | 王宇博 | 间接驱动曳引式抽油机 |
CN102638219A (zh) * | 2012-04-10 | 2012-08-15 | 武汉长海电气科技开发有限公司 | 浮选机永磁驱动*** |
CN102638219B (zh) * | 2012-04-10 | 2015-02-04 | 武汉长海电气科技开发有限公司 | 浮选机永磁驱动*** |
CN111123768A (zh) * | 2019-12-12 | 2020-05-08 | 国网浙江省电力有限公司紧水滩水力发电厂 | 一种坝顶门机辅助对位***及方法 |
CN111123768B (zh) * | 2019-12-12 | 2021-02-12 | 国网浙江省电力有限公司紧水滩水力发电厂 | 一种坝顶门机辅助对位***及方法 |
RU2778764C1 (ru) * | 2022-03-31 | 2022-08-24 | Эрнст Иванович Деникин | Станок-качалка для добычи нефти |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Owner name: SHAANXI JINFUYUAN INVESTMENT CO., LTD. Free format text: FORMER OWNER: CUI GANGDU Effective date: 20110421 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 710068 SCHOOL OF FOREIGN TRADE, NO. 17, LE NAN ROAD, BEILIN DISTRICT, XI ANCITY, SHAANXI PROVINCE TO: 710054 A19-E, TOWER A, NORTHWEST NEWS BUILDING, NO. 208, EAST SECTION, SOUTH 2RD RING ROAD, YANTA DISTRICT, XI AN CITY, SHAANXI PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20110421 Address after: 710054 A, northwest News Building, 208 east section of South Second Ring Road, Yanta District, Shaanxi, Xi'an province A19-E Patentee after: Shaanxi Jinfuyuan Investment Co.,Ltd. Address before: Beilin District in Shaanxi province Xi'an City Lok Road 710068 No. 17 Institute of foreign trade Patentee before: Cui Gangdu |
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DD01 | Delivery of document by public notice |
Addressee: Shaanxi Jinfuyuan Investment Co.,Ltd. Document name: Notification of Termination of Patent Right |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080130 Termination date: 20120122 |