CN102493939B - 一种用于井下导向能量获取装置的组合式单柱塞液压泵 - Google Patents
一种用于井下导向能量获取装置的组合式单柱塞液压泵 Download PDFInfo
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CN102493939B true CN102493939B (zh) | 2014-12-24 |
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Citations (6)
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FR1586186A (zh) * | 1968-09-06 | 1970-02-13 | ||
CN101324284A (zh) * | 2007-05-07 | 2008-12-17 | 沙厄-丹福丝股份有限公司 | 低增长率直动式安全阀 |
DE102008003454A1 (de) * | 2008-01-08 | 2009-07-09 | Robert Bosch Gmbh | Hydraulikfluidpumpe mit einem Dichtelement |
CN101839113A (zh) * | 2010-05-06 | 2010-09-22 | 中国石油集团钻井工程技术研究院 | 一种井下纠偏能量提取装置 |
CN101858198A (zh) * | 2010-05-06 | 2010-10-13 | 中国石油集团钻井工程技术研究院 | 一种用于井下纠偏的可控液压动力集成单元 |
CN101915324A (zh) * | 2010-08-10 | 2010-12-15 | 泰州康泰环保科技有限公司 | 多功能阀 |
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CN2596064Y (zh) * | 2001-11-01 | 2003-12-31 | 薛永文 | 单轴双向柱塞泵 |
US6671632B2 (en) * | 2002-05-14 | 2003-12-30 | General Electric Company | Methods and apparatus for determining resilience of spring washers |
CN201184288Y (zh) * | 2008-03-28 | 2009-01-21 | 山东创佳石油机械制造有限公司 | 潜油电动隔膜泵 |
WO2009139296A1 (ja) * | 2008-05-12 | 2009-11-19 | Ntn株式会社 | ポンプ用タペット |
WO2010026614A1 (ja) * | 2008-09-02 | 2010-03-11 | パスカルエンジニアリング株式会社 | アンクランプ用油圧発生装置 |
CN201326539Y (zh) * | 2008-12-18 | 2009-10-14 | 浙江工业大学 | 柱塞泵用中空柱塞总成 |
CN101859198A (zh) * | 2009-04-10 | 2010-10-13 | Tcl集团股份有限公司 | 一种带手握识别功能的遥控器及其方法 |
DE102009027689A1 (de) * | 2009-07-14 | 2011-01-20 | Robert Bosch Gmbh | Kraftstoffhochdruckpumpe |
CN201673822U (zh) * | 2010-04-27 | 2010-12-15 | 中国西电电气股份有限公司 | 高压断路器液压弹簧操动机构用储能器 |
CN202017623U (zh) * | 2010-12-06 | 2011-10-26 | 太原矿山机器润滑液压设备有限公司 | 一种可自动补偿的乳化液泵高压柱塞密封缸套组件 |
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- 2011-12-15 CN CN201110421430.7A patent/CN102493939B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1586186A (zh) * | 1968-09-06 | 1970-02-13 | ||
CN101324284A (zh) * | 2007-05-07 | 2008-12-17 | 沙厄-丹福丝股份有限公司 | 低增长率直动式安全阀 |
DE102008003454A1 (de) * | 2008-01-08 | 2009-07-09 | Robert Bosch Gmbh | Hydraulikfluidpumpe mit einem Dichtelement |
CN101839113A (zh) * | 2010-05-06 | 2010-09-22 | 中国石油集团钻井工程技术研究院 | 一种井下纠偏能量提取装置 |
CN101858198A (zh) * | 2010-05-06 | 2010-10-13 | 中国石油集团钻井工程技术研究院 | 一种用于井下纠偏的可控液压动力集成单元 |
CN101915324A (zh) * | 2010-08-10 | 2010-12-15 | 泰州康泰环保科技有限公司 | 多功能阀 |
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Effective date of registration: 20201030 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Address before: 100083 No. 20, Haidian District, Beijing, Xueyuan Road Patentee before: DRILLING RESEARCH INSTITUTE OF CHINA NATIONAL PETROLEUM Co. |
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Effective date of registration: 20230506 Address after: 100120 Xicheng District six paw Kang in Beijing City Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Patentee after: BEIJING PETROLEUM MACHINERY Co.,Ltd. Address before: 100120 Xicheng District six paw Kang in Beijing City Patentee before: CHINA NATIONAL PETROLEUM Corp. Patentee before: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. |