CN208928187U - 油井水泥浆稠化仪浆杯底盖 - Google Patents
油井水泥浆稠化仪浆杯底盖 Download PDFInfo
- Publication number
- CN208928187U CN208928187U CN201821590172.9U CN201821590172U CN208928187U CN 208928187 U CN208928187 U CN 208928187U CN 201821590172 U CN201821590172 U CN 201821590172U CN 208928187 U CN208928187 U CN 208928187U
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- China
- Prior art keywords
- cup bottom
- slurry cup
- bottom cap
- oil well
- screw hole
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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.)
- Expired - Fee Related
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
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Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821590172.9U CN208928187U (zh) | 2018-09-28 | 2018-09-28 | 油井水泥浆稠化仪浆杯底盖 |
Applications Claiming Priority (1)
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CN201821590172.9U CN208928187U (zh) | 2018-09-28 | 2018-09-28 | 油井水泥浆稠化仪浆杯底盖 |
Publications (1)
Publication Number | Publication Date |
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CN208928187U true CN208928187U (zh) | 2019-06-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821590172.9U Expired - Fee Related CN208928187U (zh) | 2018-09-28 | 2018-09-28 | 油井水泥浆稠化仪浆杯底盖 |
Country Status (1)
Country | Link |
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CN (1) | CN208928187U (zh) |
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2018
- 2018-09-28 CN CN201821590172.9U patent/CN208928187U/zh not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201202 Address after: 300457 Tianjin Binhai New Area Development Zone No. second, No. 83, China Petroleum Tianjin building Bohai Drilling Engineering Co., Ltd. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Address before: 300457 Tianjin Binhai New Area Development Zone No. second, No. 83, China Petroleum Tianjin building Bohai Drilling Engineering Co., Ltd. Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 |