CN206987788U - 一种可收缩式防砂筛管 - Google Patents
一种可收缩式防砂筛管 Download PDFInfo
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- CN206987788U CN206987788U CN201720915960.XU CN201720915960U CN206987788U CN 206987788 U CN206987788 U CN 206987788U CN 201720915960 U CN201720915960 U CN 201720915960U CN 206987788 U CN206987788 U CN 206987788U
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- ring
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- sand control
- control screen
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CN201720915960.XU CN206987788U (zh) | 2017-07-26 | 2017-07-26 | 一种可收缩式防砂筛管 |
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CN201720915960.XU CN206987788U (zh) | 2017-07-26 | 2017-07-26 | 一种可收缩式防砂筛管 |
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CN206987788U true CN206987788U (zh) | 2018-02-09 |
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CN201720915960.XU Withdrawn - After Issue CN206987788U (zh) | 2017-07-26 | 2017-07-26 | 一种可收缩式防砂筛管 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107288586A (zh) * | 2017-07-26 | 2017-10-24 | 左青山 | 一种可收缩式防砂筛管及方法 |
CN113494276A (zh) * | 2020-03-18 | 2021-10-12 | 中国石油天然气股份有限公司 | 一种可冲洗解堵滤砂装置及解堵滤砂管柱 |
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2017
- 2017-07-26 CN CN201720915960.XU patent/CN206987788U/zh not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107288586A (zh) * | 2017-07-26 | 2017-10-24 | 左青山 | 一种可收缩式防砂筛管及方法 |
CN107288586B (zh) * | 2017-07-26 | 2023-07-07 | 胜利油田康贝石油工程装备有限公司 | 一种可收缩式防砂筛管及方法 |
CN113494276A (zh) * | 2020-03-18 | 2021-10-12 | 中国石油天然气股份有限公司 | 一种可冲洗解堵滤砂装置及解堵滤砂管柱 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190118 Address after: No. 51 Jiaxiang Road, Dongying District, Dongying City, Shandong Province Patentee after: SHENGLI OILFIELD KANGBEI PETROLEUM ENGINEERING & EQUIPMENT Co.,Ltd. Address before: 257000 Jining Road, Dongying District, Dongying, Shandong Province, No. 11 Patentee before: Zuo Qingshan |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20180209 Effective date of abandoning: 20230707 |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20180209 Effective date of abandoning: 20230707 |