CN203082540U - 一种双显示一体化正负压保护装置 - Google Patents
一种双显示一体化正负压保护装置 Download PDFInfo
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CN 201320045112 CN203082540U (zh) | 2013-01-28 | 2013-01-28 | 一种双显示一体化正负压保护装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104565360A (zh) * | 2015-01-22 | 2015-04-29 | 安阳利浦筒仓工程有限公司 | 大型密封式罐体正负压一体保护装置 |
CN112439540A (zh) * | 2019-08-30 | 2021-03-05 | 中国石油天然气股份有限公司 | 一种轻重矿物分离装置及方法 |
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2013
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104565360A (zh) * | 2015-01-22 | 2015-04-29 | 安阳利浦筒仓工程有限公司 | 大型密封式罐体正负压一体保护装置 |
CN104565360B (zh) * | 2015-01-22 | 2016-06-29 | 安阳利浦筒仓工程有限公司 | 大型密封式罐体正负压一体保护装置 |
CN112439540A (zh) * | 2019-08-30 | 2021-03-05 | 中国石油天然气股份有限公司 | 一种轻重矿物分离装置及方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 430205 Wuhan, East Lake Province Development Zone, Buddha Road, No. three, No. 29, No. Patentee after: Wuhan Tianying Environmental Engineering Co., Ltd. Address before: The special industrial park, No. 1 East Lake New Technology Development Zone Xiongchu bear Tsui 430074 Hubei city of Wuhan Province Patentee before: Wuhan Tianying Environmental Engineering Co., Ltd. |
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C56 | Change in the name or address of the patentee |
Owner name: WUHAN TIANYING ENVIRONMENTAL ENGINEERING CO., LTD. Free format text: FORMER NAME: WUHAN TIANYING ENVIRONMENT ENGINEERING CO.,LTD. |
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CP03 | Change of name, title or address |
Address after: 430205 Wuhan, East Lake Province Development Zone, Buddha Road, No. three, No. 29, No. Patentee after: WUHAN TIANYING ENVIRONMENTAL ENGINEERING CO., LTD. Address before: The special industrial park, No. 1 East Lake New Technology Development Zone Xiongchu bear Tsui 430074 Hubei city of Wuhan Province Patentee before: Wuhan Tianying Environmental Engineering Co., Ltd. |
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CU03 | Correction of utility model patent gazette |
Correction item: Patentee|Address Correct: Wuhan Tianying Environmental Engineering Co., Ltd.|The special industrial park, No. 1 East Lake New Technology Development Zone Xiongchu bear Tsui 430074 Hubei city of Wuhan Province False: Wuhan Tianying Environmental Engineering Co., Ltd.|430205 Wuhan, East Lake Province Development Zone, Buddha Road, No. three, No. 29, No. Number: 52 Volume: 30 |
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ERR | Gazette correction |
Free format text: CORRECT: PATENTEE; ADDRESS; FROM: WUHAN TIANYING ENVIRONMENT ENGINEERING CO.,LTD.:430205 WUHAN, HUBEI PROVINCE TO: WUHAN TIANYING ENVIRONMENT ENGINEERING CO.,LTD.:430074 WUHAN, HUBEI PROVINCE |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20160128 |
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EXPY | Termination of patent right or utility model |