CN203531829U - 一种油气井用封隔器胶筒的保护装置 - Google Patents
一种油气井用封隔器胶筒的保护装置 Download PDFInfo
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- CN203531829U CN203531829U CN201320516660.6U CN201320516660U CN203531829U CN 203531829 U CN203531829 U CN 203531829U CN 201320516660 U CN201320516660 U CN 201320516660U CN 203531829 U CN203531829 U CN 203531829U
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- packing element
- protective device
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- gas well
- rubber tube
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CN201320516660.6U CN203531829U (zh) | 2013-08-22 | 2013-08-22 | 一种油气井用封隔器胶筒的保护装置 |
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CN201320516660.6U CN203531829U (zh) | 2013-08-22 | 2013-08-22 | 一种油气井用封隔器胶筒的保护装置 |
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CN203531829U true CN203531829U (zh) | 2014-04-09 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106951667A (zh) * | 2017-05-08 | 2017-07-14 | 西安石油大学 | 一种智能弹性套管保护套及其设计方法 |
CN107420065A (zh) * | 2017-05-08 | 2017-12-01 | 西安石油大学 | 一种智能弹性胶筒及其制备方法 |
CN113574244A (zh) * | 2019-04-10 | 2021-10-29 | 哈利伯顿能源服务公司 | 用于改善井下暴露中的粘合完整性的保护性屏障涂层 |
CN114542006A (zh) * | 2020-11-26 | 2022-05-27 | 中国石油天然气集团有限公司 | 密封胶筒组件及封隔器 |
-
2013
- 2013-08-22 CN CN201320516660.6U patent/CN203531829U/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106951667A (zh) * | 2017-05-08 | 2017-07-14 | 西安石油大学 | 一种智能弹性套管保护套及其设计方法 |
CN107420065A (zh) * | 2017-05-08 | 2017-12-01 | 西安石油大学 | 一种智能弹性胶筒及其制备方法 |
CN106951667B (zh) * | 2017-05-08 | 2023-05-26 | 西安石油大学 | 一种智能弹性套管保护套及其设计方法 |
CN107420065B (zh) * | 2017-05-08 | 2023-08-11 | 西安石油大学 | 一种智能弹性胶筒及其制备方法 |
CN113574244A (zh) * | 2019-04-10 | 2021-10-29 | 哈利伯顿能源服务公司 | 用于改善井下暴露中的粘合完整性的保护性屏障涂层 |
CN114542006A (zh) * | 2020-11-26 | 2022-05-27 | 中国石油天然气集团有限公司 | 密封胶筒组件及封隔器 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: XI'AN HONGCHUAN SCIENCE & TECHNOLOGY DEVELOPMENT CO., LTD. Assignor: Xi'an Dingsheng Petroleum Technology Co.,Ltd. Contract record no.: 2015610000072 Denomination of utility model: Protective device of packer rubber tube used for oil-gas well Granted publication date: 20140409 License type: Exclusive License Record date: 20150722 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20160822 |
|
CF01 | Termination of patent right due to non-payment of annual fee |