CN204851216U - 扭矩转速监测装置 - Google Patents
扭矩转速监测装置 Download PDFInfo
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- CN204851216U CN204851216U CN201520620486.9U CN201520620486U CN204851216U CN 204851216 U CN204851216 U CN 204851216U CN 201520620486 U CN201520620486 U CN 201520620486U CN 204851216 U CN204851216 U CN 204851216U
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Application Number | Priority Date | Filing Date | Title |
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CN201520620486.9U CN204851216U (zh) | 2015-08-17 | 2015-08-17 | 扭矩转速监测装置 |
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CN201520620486.9U CN204851216U (zh) | 2015-08-17 | 2015-08-17 | 扭矩转速监测装置 |
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CN204851216U true CN204851216U (zh) | 2015-12-09 |
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CN201520620486.9U Expired - Fee Related CN204851216U (zh) | 2015-08-17 | 2015-08-17 | 扭矩转速监测装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113153722A (zh) * | 2021-03-16 | 2021-07-23 | 四川宏华电气有限责任公司 | 一种应用于页岩气开采的压裂泵扭矩异常自动检测系统 |
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- 2015-08-17 CN CN201520620486.9U patent/CN204851216U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113153722A (zh) * | 2021-03-16 | 2021-07-23 | 四川宏华电气有限责任公司 | 一种应用于页岩气开采的压裂泵扭矩异常自动检测系统 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210728 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Address before: 300457 Tianjin Binhai New Area Development Zone Huanghai Road 106 Bohai Drilling Engineering Co., Ltd. science and Technology Development Office Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 |
|
CF01 | Termination of patent right due to non-payment of annual fee |