CN202524158U - 一种煤矿通风机应急供电系统 - Google Patents
一种煤矿通风机应急供电系统 Download PDFInfo
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- CN202524158U CN202524158U CN2012202001683U CN201220200168U CN202524158U CN 202524158 U CN202524158 U CN 202524158U CN 2012202001683 U CN2012202001683 U CN 2012202001683U CN 201220200168 U CN201220200168 U CN 201220200168U CN 202524158 U CN202524158 U CN 202524158U
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CN2012202001683U CN202524158U (zh) | 2012-05-07 | 2012-05-07 | 一种煤矿通风机应急供电系统 |
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CN2012202001683U CN202524158U (zh) | 2012-05-07 | 2012-05-07 | 一种煤矿通风机应急供电系统 |
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CN202524158U true CN202524158U (zh) | 2012-11-07 |
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CN2012202001683U Expired - Fee Related CN202524158U (zh) | 2012-05-07 | 2012-05-07 | 一种煤矿通风机应急供电系统 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117294216A (zh) * | 2023-10-31 | 2023-12-26 | 中信重工开诚智能装备有限公司 | 一种矿用风机变频器控制系统及其控制方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117294216A (zh) * | 2023-10-31 | 2023-12-26 | 中信重工开诚智能装备有限公司 | 一种矿用风机变频器控制系统及其控制方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: CHONGQING FEIERDA ELECTRICAL CO., LTD. Free format text: FORMER NAME: CHONGQING FIND MACHINERY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 401327 the Jiulongpo District of Chongqing Municipality Gu Zhen Jing Long Industrial Park Patentee after: CHONGQING FIND MACHINERY CO., LTD. Address before: 401327 the Jiulongpo District of Chongqing Municipality Gu Zhen Jing Long Industrial Park Patentee before: Chongqing Find Machinery Co., Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 402566, 30 Longshan Road, Pu Lu Town, Tongliang County, Chongqing Patentee after: CHONGQING FIND MACHINERY CO., LTD. Address before: 401327 the Jiulongpo District of Chongqing Municipality Gu Zhen Jing Long Industrial Park Patentee before: CHONGQING FIND MACHINERY CO., LTD. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No. 30, Longshan Avenue, Pu Lu street, Tongliang District, Chongqing (Industrial Park) Patentee after: Chongqing feierda ventilation equipment Limited by Share Ltd Address before: 402566, 30 Longshan Road, Pu Lu Town, Tongliang County, Chongqing Patentee before: CHONGQING FIND MACHINERY 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: 20121107 Termination date: 20180507 |