CN102767345A - 多功能抽油杆悬挂防喷装置 - Google Patents
多功能抽油杆悬挂防喷装置 Download PDFInfo
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- CN102767345A CN102767345A CN2012102591420A CN201210259142A CN102767345A CN 102767345 A CN102767345 A CN 102767345A CN 2012102591420 A CN2012102591420 A CN 2012102591420A CN 201210259142 A CN201210259142 A CN 201210259142A CN 102767345 A CN102767345 A CN 102767345A
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CN2012102591420A CN102767345A (zh) | 2012-07-25 | 2012-07-25 | 多功能抽油杆悬挂防喷装置 |
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CN2012102591420A CN102767345A (zh) | 2012-07-25 | 2012-07-25 | 多功能抽油杆悬挂防喷装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105257237A (zh) * | 2015-10-30 | 2016-01-20 | 盐城市东荣石油机械有限公司 | 可控压式抽油杆防喷器 |
CN107178333A (zh) * | 2017-07-25 | 2017-09-19 | 东营市昌瑞石油机械配件有限责任公司 | 一种光杆密封器 |
CN115341870A (zh) * | 2022-08-24 | 2022-11-15 | 山东省地质矿产勘查开发局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | 一种高温地热井洗井起钻用防高温水汽上喷装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2448915Y (zh) * | 2000-06-26 | 2001-09-19 | 何卫东 | 抽油杆防喷悬挂器 |
CN201401147Y (zh) * | 2009-03-18 | 2010-02-10 | 徐元信 | 一种井口防喷装置 |
CN201574718U (zh) * | 2009-08-14 | 2010-09-08 | 中国石油天然气集团公司 | 抽油杆顶端防喷器 |
CN201874510U (zh) * | 2010-12-03 | 2011-06-22 | 江苏省金峰石油机械制造有限公司 | 一种耐高压抽油杆防喷器 |
WO2012034227A1 (en) * | 2010-09-16 | 2012-03-22 | Gadu Inc. | Improved blowout preventer with port for entry between casing and tubing string and/or port for entry into tubing string |
CN202788729U (zh) * | 2012-07-25 | 2013-03-13 | 胜利油田东胜精攻石油开发集团股份有限公司 | 多功能抽油杆悬挂防喷装置 |
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2012
- 2012-07-25 CN CN2012102591420A patent/CN102767345A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2448915Y (zh) * | 2000-06-26 | 2001-09-19 | 何卫东 | 抽油杆防喷悬挂器 |
CN201401147Y (zh) * | 2009-03-18 | 2010-02-10 | 徐元信 | 一种井口防喷装置 |
CN201574718U (zh) * | 2009-08-14 | 2010-09-08 | 中国石油天然气集团公司 | 抽油杆顶端防喷器 |
WO2012034227A1 (en) * | 2010-09-16 | 2012-03-22 | Gadu Inc. | Improved blowout preventer with port for entry between casing and tubing string and/or port for entry into tubing string |
CN201874510U (zh) * | 2010-12-03 | 2011-06-22 | 江苏省金峰石油机械制造有限公司 | 一种耐高压抽油杆防喷器 |
CN202788729U (zh) * | 2012-07-25 | 2013-03-13 | 胜利油田东胜精攻石油开发集团股份有限公司 | 多功能抽油杆悬挂防喷装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105257237A (zh) * | 2015-10-30 | 2016-01-20 | 盐城市东荣石油机械有限公司 | 可控压式抽油杆防喷器 |
CN107178333A (zh) * | 2017-07-25 | 2017-09-19 | 东营市昌瑞石油机械配件有限责任公司 | 一种光杆密封器 |
CN107178333B (zh) * | 2017-07-25 | 2023-06-09 | 东营市昌瑞石油机械配件有限责任公司 | 一种光杆密封器 |
CN115341870A (zh) * | 2022-08-24 | 2022-11-15 | 山东省地质矿产勘查开发局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | 一种高温地热井洗井起钻用防高温水汽上喷装置 |
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C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Liu Guangdong Inventor after: Zhang Guodai Inventor after: Song Jike Inventor after: Wang Yong Inventor after: Li Fengyan Inventor after: Zhang Yan Inventor after: Li Hongbo Inventor after: Wang Xiuliang Inventor after: Liu Dazhao Inventor after: Dong Qiang Inventor after: Su Zhikai Inventor after: Wen Pingan Inventor after: Liu Gang Inventor after: Zhang Wei Inventor after: Wang Weilin Inventor after: Zheng Kai Inventor after: Zhang Xiubo Inventor after: Zhu Linfeng Inventor after: Zhang Dadong Inventor after: Cai Long Inventor before: Zhang Wei Inventor before: Li Fengyan Inventor before: Zheng Kai Inventor before: Zhang Xiubo Inventor before: Zhu Linfeng Inventor before: Zhang Dadong Inventor before: Cai Long Inventor before: Zhang Guodai Inventor before: Song Jike Inventor before: Wang Yong |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG WEI ZHENG KAI ZHANG XIUBO ZHU LINFENG ZHANG DADONG CAI LONG ZHANG GUOYI SONG JIKE WANG YONG LI FENGYAN TO: LIU GUANGDONG WEN PINGAN ZHANG WEI WANG WEILIN ZHENG KAI ZHANG XIUBO ZHU LINFENG ZHANG DADONG CAI LONG ZHANG GUOYI SONG JIKE WANG YONG LI FENGYAN ZHANG YAN LI HONGBO WANG XIULIANG LIU DAZHAO DONG QIANG SU ZHIKAI LIU GANG |
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C05 | Deemed withdrawal (patent law before 1993) | ||
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Application publication date: 20121107 |