CN203867512U - 水力扩张自锁密闭式可洗井封隔装置 - Google Patents
水力扩张自锁密闭式可洗井封隔装置 Download PDFInfo
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- CN203867512U CN203867512U CN201420246679.8U CN201420246679U CN203867512U CN 203867512 U CN203867512 U CN 203867512U CN 201420246679 U CN201420246679 U CN 201420246679U CN 203867512 U CN203867512 U CN 203867512U
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104033126A (zh) * | 2014-05-14 | 2014-09-10 | 天津市滨海新区龙新石油机械制造有限公司 | 水力扩张自锁密闭式可洗井封隔器 |
CN105156061A (zh) * | 2015-09-25 | 2015-12-16 | 中国石油天然气股份有限公司 | 一种井下可洗井注水插管密封装置 |
CN106437537A (zh) * | 2016-09-06 | 2017-02-22 | 中国石油化工股份有限公司 | 一种带有热洗清蜡功能的抽油管柱 |
CN106639965A (zh) * | 2016-12-02 | 2017-05-10 | 中国石油天然气股份有限公司 | 一种闭式扩张式自解封封隔器 |
CN106812496A (zh) * | 2015-11-30 | 2017-06-09 | 中国石油天然气股份有限公司 | 用于高压水井的注入装置 |
CN108457613A (zh) * | 2018-02-07 | 2018-08-28 | 中国石油集团西部钻探工程有限公司 | 可回收管内封隔器 |
CN110593830A (zh) * | 2019-09-05 | 2019-12-20 | 威海丰泰新材料科技股份有限公司 | 一种油田注水井用分层注水装置 |
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2014
- 2014-05-14 CN CN201420246679.8U patent/CN203867512U/zh not_active Withdrawn - After Issue
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104033126A (zh) * | 2014-05-14 | 2014-09-10 | 天津市滨海新区龙新石油机械制造有限公司 | 水力扩张自锁密闭式可洗井封隔器 |
CN104033126B (zh) * | 2014-05-14 | 2016-08-17 | 天津市滨海新区龙新石油机械制造有限公司 | 水力扩张自锁密闭式可洗井封隔器 |
CN105156061A (zh) * | 2015-09-25 | 2015-12-16 | 中国石油天然气股份有限公司 | 一种井下可洗井注水插管密封装置 |
CN105156061B (zh) * | 2015-09-25 | 2018-04-03 | 中国石油天然气股份有限公司 | 一种井下可洗井注水插管密封装置 |
CN106812496A (zh) * | 2015-11-30 | 2017-06-09 | 中国石油天然气股份有限公司 | 用于高压水井的注入装置 |
CN106812496B (zh) * | 2015-11-30 | 2019-04-09 | 中国石油天然气股份有限公司 | 用于高压水井的注入装置 |
CN106437537A (zh) * | 2016-09-06 | 2017-02-22 | 中国石油化工股份有限公司 | 一种带有热洗清蜡功能的抽油管柱 |
CN106437537B (zh) * | 2016-09-06 | 2019-04-26 | 中国石油化工股份有限公司 | 一种带有热洗清蜡功能的抽油管柱 |
CN106639965A (zh) * | 2016-12-02 | 2017-05-10 | 中国石油天然气股份有限公司 | 一种闭式扩张式自解封封隔器 |
CN106639965B (zh) * | 2016-12-02 | 2019-04-09 | 中国石油天然气股份有限公司 | 一种闭式扩张式自解封封隔器 |
CN108457613A (zh) * | 2018-02-07 | 2018-08-28 | 中国石油集团西部钻探工程有限公司 | 可回收管内封隔器 |
CN110593830A (zh) * | 2019-09-05 | 2019-12-20 | 威海丰泰新材料科技股份有限公司 | 一种油田注水井用分层注水装置 |
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Address after: 300270 Tianjin Dagang Oilfield Gangnan mine bright road Patentee after: Tianjin Longxin petroleum machinery manufacturing Limited by Share Ltd Address before: Dagang Oilfield 300280 Binhai New Area of Tianjin City Gangnan mine bright road Patentee before: Tianjin Longxin Petroleum Machinery Manufacturing Co.,Ltd. |
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Denomination of utility model: Hydraulic expansion and self-locking seal type well-flushable packer Effective date of registration: 20160606 Granted publication date: 20141008 Pledgee: Tianjin Binhai New Area Investment Company limited by guarantee Pledgor: Tianjin Longxin petroleum machinery manufacturing Limited by Share Ltd Registration number: 2016120000016 |
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Date of cancellation: 20170405 Granted publication date: 20141008 Pledgee: Tianjin Binhai New Area Investment Company limited by guarantee Pledgor: Tianjin Longxin petroleum machinery manufacturing Limited by Share Ltd Registration number: 2016120000016 |
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