CN101839116B - 带有匹配装置的井下超声采油用换能器 - Google Patents
带有匹配装置的井下超声采油用换能器 Download PDFInfo
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- CN101839116B CN101839116B CN2010101557724A CN201010155772A CN101839116B CN 101839116 B CN101839116 B CN 101839116B CN 2010101557724 A CN2010101557724 A CN 2010101557724A CN 201010155772 A CN201010155772 A CN 201010155772A CN 101839116 B CN101839116 B CN 101839116B
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CN2010101557724A CN101839116B (zh) | 2010-04-26 | 2010-04-26 | 带有匹配装置的井下超声采油用换能器 |
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CN2010101557724A CN101839116B (zh) | 2010-04-26 | 2010-04-26 | 带有匹配装置的井下超声采油用换能器 |
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CN101839116A CN101839116A (zh) | 2010-09-22 |
CN101839116B true CN101839116B (zh) | 2012-05-23 |
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CN2010101557724A Expired - Fee Related CN101839116B (zh) | 2010-04-26 | 2010-04-26 | 带有匹配装置的井下超声采油用换能器 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102568747B (zh) * | 2012-02-01 | 2013-06-12 | 天津大学 | 一种井下超声波匹配电感及其作业施工系统 |
CN103953322B (zh) * | 2014-05-14 | 2017-05-24 | 黑龙江兰德超声科技股份有限公司 | 一种油田增油装置 |
CN108179990A (zh) * | 2017-12-08 | 2018-06-19 | 中国石油集团长城钻探工程有限公司 | 一种钻井振动工具及其使用方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2047716U (zh) * | 1989-01-21 | 1989-11-15 | 成都传感换能技术研究所 | 石油采油井压电式声波换能器 |
CN2281414Y (zh) * | 1996-04-03 | 1998-05-13 | 成都传感换能技术研究所 | 压电式声波换能器 |
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RU2193651C2 (ru) * | 2001-11-23 | 2002-11-27 | Закрытое акционерное общество "ИНЕФ" | Излучатель акустический скважинный |
US7367392B2 (en) * | 2004-01-08 | 2008-05-06 | Schlumberger Technology Corporation | Wellbore apparatus with sliding shields |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN2047716U (zh) * | 1989-01-21 | 1989-11-15 | 成都传感换能技术研究所 | 石油采油井压电式声波换能器 |
CN2281414Y (zh) * | 1996-04-03 | 1998-05-13 | 成都传感换能技术研究所 | 压电式声波换能器 |
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CN101839116A (zh) | 2010-09-22 |
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Owner name: HEILONGJIANG LANDE UNLTRASOUND TECHNOLOGY CO., LTD Free format text: FORMER OWNER: HARBIN LAND SUPERSONIC EQUIPMENT CO., LTD. Effective date: 20141226 |
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Effective date of registration: 20141226 Address after: 151571, county magistrate of Lanxi County, Heilongjiang City, Suihua Province Patentee after: HEILONGJIANG LANDE UNLTRASOUND TECHNOLOGY CO., LTD. Address before: 150080, Harbin District, Yingbin Road, Daoli District, Heilongjiang, Taihu Province, 7 North Road Building Patentee before: Harbin Land Supersonic Equipment Co., Ltd. |
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