CN204911010U - 注水井洗井用过滤装置 - Google Patents
注水井洗井用过滤装置 Download PDFInfo
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- CN204911010U CN204911010U CN201520687710.6U CN201520687710U CN204911010U CN 204911010 U CN204911010 U CN 204911010U CN 201520687710 U CN201520687710 U CN 201520687710U CN 204911010 U CN204911010 U CN 204911010U
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- CN
- China
- Prior art keywords
- well
- flushing
- water injection
- filter screen
- injection well
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520687710.6U CN204911010U (zh) | 2015-09-08 | 2015-09-08 | 注水井洗井用过滤装置 |
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CN201520687710.6U CN204911010U (zh) | 2015-09-08 | 2015-09-08 | 注水井洗井用过滤装置 |
Publications (1)
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CN204911010U true CN204911010U (zh) | 2015-12-30 |
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CN201520687710.6U Active CN204911010U (zh) | 2015-09-08 | 2015-09-08 | 注水井洗井用过滤装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107271099A (zh) * | 2017-07-05 | 2017-10-20 | 成都众山科技有限公司 | 一种检测结果准确的压力变送器装置 |
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2015
- 2015-09-08 CN CN201520687710.6U patent/CN204911010U/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107271099A (zh) * | 2017-07-05 | 2017-10-20 | 成都众山科技有限公司 | 一种检测结果准确的压力变送器装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Water injection well is filter equipment for well -flushing Effective date of registration: 20190807 Granted publication date: 20151230 Pledgee: Yan'an SME Financing Guarantee Co., Ltd. Pledgor: Zhong Qing energy project Technology Co., Ltd. Registration number: Y2019610000002 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210506 Granted publication date: 20151230 Pledgee: Yan'an SME Financing Guarantee Co.,Ltd. Pledgor: ZHONGQING ENERGY ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2019610000002 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |