CN202690013U - 抽油机游码式游梁平衡调整装置 - Google Patents
抽油机游码式游梁平衡调整装置 Download PDFInfo
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CN 201220223433 CN202690013U (zh) | 2012-05-17 | 2012-05-17 | 抽油机游码式游梁平衡调整装置 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103184854A (zh) * | 2013-04-28 | 2013-07-03 | 哈尔滨索菲电气技术有限公司 | 自平衡型数字式抽油机及工作方法 |
WO2014059749A1 (zh) * | 2012-10-19 | 2014-04-24 | 中国石油天然气集团公司 | 可自动调整平衡的抽油机 |
CN104165038A (zh) * | 2013-05-17 | 2014-11-26 | 中国石油天然气集团公司 | 游梁式抽油机的平衡自主调整装置 |
CN106907132A (zh) * | 2017-05-02 | 2017-06-30 | 晋中丰亿机械有限公司 | 一种用于煤层气抽采的移动式平衡式抽油机 |
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- 2012-05-17 CN CN 201220223433 patent/CN202690013U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014059749A1 (zh) * | 2012-10-19 | 2014-04-24 | 中国石油天然气集团公司 | 可自动调整平衡的抽油机 |
CN103184854A (zh) * | 2013-04-28 | 2013-07-03 | 哈尔滨索菲电气技术有限公司 | 自平衡型数字式抽油机及工作方法 |
CN104165038A (zh) * | 2013-05-17 | 2014-11-26 | 中国石油天然气集团公司 | 游梁式抽油机的平衡自主调整装置 |
CN106907132A (zh) * | 2017-05-02 | 2017-06-30 | 晋中丰亿机械有限公司 | 一种用于煤层气抽采的移动式平衡式抽油机 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CU03 | Publication of corrected utility model |
Correction item: Inventor Correct: Lu Huice Zhang Chuanyou Mao Yuquan Guo Wenchuan Zhou Keying Tong Gang False: Lu Huice Zhang Chuanyou Guo Wenchuan Zhou Keying Tong Gang Number: 04 Volume: 29 |
|
ERR | Gazette correction |
Free format text: CORRECT: INVENTOR; FROM: LU HUICE ZHANG CHUANYOU GUO WENCHUAN ZHOU KEYING TONG GANG TO: LU HUICE ZHANG CHUANYOU MAO YUQUAN GUO WENCHUAN ZHOU KEYING TONG GANG |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20210517 |
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CF01 | Termination of patent right due to non-payment of annual fee |