CN103953308A - 一种用于抽油井修井时的防喷装置及方法 - Google Patents
一种用于抽油井修井时的防喷装置及方法 Download PDFInfo
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- CN103953308A CN103953308A CN201410199727.7A CN201410199727A CN103953308A CN 103953308 A CN103953308 A CN 103953308A CN 201410199727 A CN201410199727 A CN 201410199727A CN 103953308 A CN103953308 A CN 103953308A
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CN201410199727.7A CN103953308B (zh) | 2014-05-14 | 2014-05-14 | 一种用于抽油井修井时的防喷装置及方法 |
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CN201410199727.7A CN103953308B (zh) | 2014-05-14 | 2014-05-14 | 一种用于抽油井修井时的防喷装置及方法 |
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CN103953308A true CN103953308A (zh) | 2014-07-30 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108488405A (zh) * | 2018-03-30 | 2018-09-04 | 苏州道森钻采设备股份有限公司 | 一种缸体内置式变径密封海缆闸板阀 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0952304A1 (en) * | 1998-04-14 | 1999-10-27 | Cooper Cameron Corporation | Hanger assembly |
CN2540499Y (zh) * | 2002-04-15 | 2003-03-19 | 马卫东 | 井口密封器 |
CN200985762Y (zh) * | 2006-09-30 | 2007-12-05 | 侯宁 | 防喷双级光杆密封器 |
CN200985764Y (zh) * | 2006-12-14 | 2007-12-05 | 大港油田集团有限责任公司 | 有杆泵采油井口防喷装置 |
CN201068773Y (zh) * | 2007-08-18 | 2008-06-04 | 黄永红 | 油井井口二级密封防喷泄油装置 |
CN201723193U (zh) * | 2010-06-09 | 2011-01-26 | 李呈祥 | 抽油杆液动防喷器 |
CN202132013U (zh) * | 2010-09-13 | 2012-02-01 | 杨志英 | 电泵井井下防喷装置 |
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2014
- 2014-05-14 CN CN201410199727.7A patent/CN103953308B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0952304A1 (en) * | 1998-04-14 | 1999-10-27 | Cooper Cameron Corporation | Hanger assembly |
CN2540499Y (zh) * | 2002-04-15 | 2003-03-19 | 马卫东 | 井口密封器 |
CN200985762Y (zh) * | 2006-09-30 | 2007-12-05 | 侯宁 | 防喷双级光杆密封器 |
CN200985764Y (zh) * | 2006-12-14 | 2007-12-05 | 大港油田集团有限责任公司 | 有杆泵采油井口防喷装置 |
CN201068773Y (zh) * | 2007-08-18 | 2008-06-04 | 黄永红 | 油井井口二级密封防喷泄油装置 |
CN201723193U (zh) * | 2010-06-09 | 2011-01-26 | 李呈祥 | 抽油杆液动防喷器 |
CN202132013U (zh) * | 2010-09-13 | 2012-02-01 | 杨志英 | 电泵井井下防喷装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108488405A (zh) * | 2018-03-30 | 2018-09-04 | 苏州道森钻采设备股份有限公司 | 一种缸体内置式变径密封海缆闸板阀 |
CN108488405B (zh) * | 2018-03-30 | 2020-08-04 | 苏州道森钻采设备股份有限公司 | 一种缸体内置式变径密封海缆闸板阀 |
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Effective date of registration: 20180808 Address after: 163316 room 109, block B, Pioneer Park, hi tech Zone, Daqing, Heilongjiang. Patentee after: DAQING SEN'ENPU MACHINERY MANUFACTURING Co.,Ltd. Address before: 163311 Green Town, Saertu District, Daqing, Heilongjiang b03-2-502 Patentee before: Yang Zhiying |
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Effective date of registration: 20240327 Address after: 163316 room 109, block B, Pioneer Park, hi tech Zone, Heilongjiang, Daqing Patentee after: DAQING SEN'ENPU MACHINERY MANUFACTURING Co.,Ltd. Country or region after: China Patentee after: Daqing Sancai Technology Co.,Ltd. Address before: 163316 room 109, block B, Pioneer Park, hi tech Zone, Heilongjiang, Daqing Patentee before: DAQING SEN'ENPU MACHINERY MANUFACTURING Co.,Ltd. Country or region before: China |
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