CN208310721U - 免维护沉淀瓶 - Google Patents
免维护沉淀瓶 Download PDFInfo
- Publication number
- CN208310721U CN208310721U CN201820751331.2U CN201820751331U CN208310721U CN 208310721 U CN208310721 U CN 208310721U CN 201820751331 U CN201820751331 U CN 201820751331U CN 208310721 U CN208310721 U CN 208310721U
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- bottle body
- needle
- wedge
- check valve
- drainpipe
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820751331.2U CN208310721U (zh) | 2018-05-21 | 2018-05-21 | 免维护沉淀瓶 |
Applications Claiming Priority (1)
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CN201820751331.2U CN208310721U (zh) | 2018-05-21 | 2018-05-21 | 免维护沉淀瓶 |
Publications (1)
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CN208310721U true CN208310721U (zh) | 2019-01-01 |
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CN201820751331.2U Expired - Fee Related CN208310721U (zh) | 2018-05-21 | 2018-05-21 | 免维护沉淀瓶 |
Country Status (1)
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CN (1) | CN208310721U (zh) |
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2018
- 2018-05-21 CN CN201820751331.2U patent/CN208310721U/zh not_active Expired - Fee Related
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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: 20201103 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: 20190101 Termination date: 20210521 |