CN103216428B - 油井套管气集气泵 - Google Patents
油井套管气集气泵 Download PDFInfo
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- CN103216428B CN103216428B CN201310149438.1A CN201310149438A CN103216428B CN 103216428 B CN103216428 B CN 103216428B CN 201310149438 A CN201310149438 A CN 201310149438A CN 103216428 B CN103216428 B CN 103216428B
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CN201310149438.1A CN103216428B (zh) | 2013-04-26 | 2013-04-26 | 油井套管气集气泵 |
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CN201310149438.1A CN103216428B (zh) | 2013-04-26 | 2013-04-26 | 油井套管气集气泵 |
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CN103216428A CN103216428A (zh) | 2013-07-24 |
CN103216428B true CN103216428B (zh) | 2015-08-12 |
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CN201310149438.1A Active CN103216428B (zh) | 2013-04-26 | 2013-04-26 | 油井套管气集气泵 |
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Families Citing this family (1)
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CN111827940A (zh) * | 2020-08-05 | 2020-10-27 | 曾小春 | 一种油井减压装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4856560A (en) * | 1988-12-05 | 1989-08-15 | Neff James A | Valve base with integral flow control valves and common exhaust passage |
CN2416252Y (zh) * | 2000-02-26 | 2001-01-24 | 浙江开山股份有限公司 | 空压机进排气组合阀 |
CN201165955Y (zh) * | 2008-01-25 | 2008-12-17 | 薛建国 | V型无油往复式真空泵 |
CN102758649A (zh) * | 2011-04-26 | 2012-10-31 | 章宪 | 活塞直排式低噪音空气能动力机 |
CN202645947U (zh) * | 2012-06-25 | 2013-01-02 | 河北端星气体机械有限公司 | 一种立式乙炔压缩机 |
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- 2013-04-26 CN CN201310149438.1A patent/CN103216428B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4856560A (en) * | 1988-12-05 | 1989-08-15 | Neff James A | Valve base with integral flow control valves and common exhaust passage |
CN2416252Y (zh) * | 2000-02-26 | 2001-01-24 | 浙江开山股份有限公司 | 空压机进排气组合阀 |
CN201165955Y (zh) * | 2008-01-25 | 2008-12-17 | 薛建国 | V型无油往复式真空泵 |
CN102758649A (zh) * | 2011-04-26 | 2012-10-31 | 章宪 | 活塞直排式低噪音空气能动力机 |
CN202645947U (zh) * | 2012-06-25 | 2013-01-02 | 河北端星气体机械有限公司 | 一种立式乙炔压缩机 |
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CN103216428A (zh) | 2013-07-24 |
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C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: He Shunli Inventor after: Gu Daihong Inventor after: Liu Guangfeng Inventor after: Tian Shubao Inventor after: Kang Changge Inventor after: Guo Yanpeng Inventor after: Wang Yanying Inventor after: Han Hongxiao Inventor before: Gu Daihong Inventor before: Liu Guangfeng Inventor before: Tian Shubao Inventor before: He Shunli Inventor before: Kang Changge Inventor before: Guo Yanpeng Inventor before: Wang Yanying Inventor before: Han Hongxiao |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: GU DAIHONG LIU GUANGFENG TIAN SHUBAO HE SHUNLI KANG CHANGGE GUO YANPENG WANG YANYING HAN HONGXIAO TO: HE SHUNLI GU DAIHONG LIU GUANGFENG TIAN SHUBAO KANG CHANGGE GUO YANPENG WANG YANYING HAN HONGXIAO |
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