CN102654037A - 一种非常规气田用气密封套管端部螺纹及接箍螺纹结构 - Google Patents
一种非常规气田用气密封套管端部螺纹及接箍螺纹结构 Download PDFInfo
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CN2012101397372A CN102654037A (zh) | 2012-04-27 | 2012-04-27 | 一种非常规气田用气密封套管端部螺纹及接箍螺纹结构 |
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CN2012101397372A CN102654037A (zh) | 2012-04-27 | 2012-04-27 | 一种非常规气田用气密封套管端部螺纹及接箍螺纹结构 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104499956A (zh) * | 2014-11-19 | 2015-04-08 | 上海大学 | 一种高性能特殊螺纹钻具接头 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2001029476A1 (fr) * | 1999-10-21 | 2001-04-26 | Vallourec Mannesmann Oil & Gas France | Joint tubulaire filete etanche a la pression exterieure |
CN2732980Y (zh) * | 2004-08-18 | 2005-10-12 | 天津钢管有限责任公司 | 锯齿形套管螺纹连接结构 |
CN201448531U (zh) * | 2009-04-07 | 2010-05-05 | 衡阳华菱连轧管有限公司 | 变锥金属密封的螺纹连接件及采用该螺纹连接件的石油套管和接箍 |
CN201502335U (zh) * | 2009-10-05 | 2010-06-09 | 胜利油田胜机石油装备有限公司 | 一种油套管接头 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001029476A1 (fr) * | 1999-10-21 | 2001-04-26 | Vallourec Mannesmann Oil & Gas France | Joint tubulaire filete etanche a la pression exterieure |
CN2732980Y (zh) * | 2004-08-18 | 2005-10-12 | 天津钢管有限责任公司 | 锯齿形套管螺纹连接结构 |
CN201448531U (zh) * | 2009-04-07 | 2010-05-05 | 衡阳华菱连轧管有限公司 | 变锥金属密封的螺纹连接件及采用该螺纹连接件的石油套管和接箍 |
CN201502335U (zh) * | 2009-10-05 | 2010-06-09 | 胜利油田胜机石油装备有限公司 | 一种油套管接头 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104499956A (zh) * | 2014-11-19 | 2015-04-08 | 上海大学 | 一种高性能特殊螺纹钻具接头 |
CN104499956B (zh) * | 2014-11-19 | 2017-06-06 | 上海大学 | 一种高性能特殊螺纹钻具接头 |
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C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: 014032, Baotou, the Inner Mongolia Autonomous Region No. 2 mailbox Dadi Petroleum Machinery Co., Ltd. Applicant after: Inner Mongolia First Machinery Group earth Petroleum Machinery Co., Ltd. Address before: 014032, Baotou, the Inner Mongolia Autonomous Region No. 2 mailbox Dadi Petroleum Machinery Co., Ltd. Applicant before: Inner Mongolia First Machinery Group Dadi Petroleum Machinery Co., Ltd. |
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CB03 | Change of inventor or designer information |
Inventor after: Pan Junqi Inventor after: Fan Dequan Inventor after: Fu Jing Inventor after: Lv Liping Inventor after: Han Jun Inventor after: Huang Wei Inventor after: Liu Xiaoliang Inventor before: Pan Junqi Inventor before: Fan Dequan Inventor before: Fu Jing Inventor before: Hu Guofeng Inventor before: Liu Xiaoliang |
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Free format text: CORRECT: INVENTOR; FROM: PAN JUNQI FAN DEQUAN FU JING HU GUOFENG LIU XIAOLIANG TO: PAN JUNQI FAN DEQUAN FU JING LV LIPING HAN JUN HUANG WEI LIU XIAOLIANG Free format text: CORRECT: APPLICANT; FROM: DADI PETROLEUM MACHINERY CO., LTD. OF INNER MONGOLIA FIRST MACHINERY GROUP CORP. TO: NEIMENGGU NO.1 MACHINERY GROUP DADI PETROLEUM MACHINERY CO., LTD. |
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Application publication date: 20120905 |