CN201059200Y - 适用于综合机械化放顶煤工作面的液压支架 - Google Patents
适用于综合机械化放顶煤工作面的液压支架 Download PDFInfo
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- CN201059200Y CN201059200Y CNU2007200907052U CN200720090705U CN201059200Y CN 201059200 Y CN201059200 Y CN 201059200Y CN U2007200907052 U CNU2007200907052 U CN U2007200907052U CN 200720090705 U CN200720090705 U CN 200720090705U CN 201059200 Y CN201059200 Y CN 201059200Y
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CNU2007200907052U CN201059200Y (zh) | 2007-06-14 | 2007-06-14 | 适用于综合机械化放顶煤工作面的液压支架 |
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CNU2007200907052U CN201059200Y (zh) | 2007-06-14 | 2007-06-14 | 适用于综合机械化放顶煤工作面的液压支架 |
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CN201059200Y true CN201059200Y (zh) | 2008-05-14 |
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CNU2007200907052U Expired - Lifetime CN201059200Y (zh) | 2007-06-14 | 2007-06-14 | 适用于综合机械化放顶煤工作面的液压支架 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105545333A (zh) * | 2016-01-29 | 2016-05-04 | 北京华创矿安科技有限公司 | 一种并联液压支架 |
CN107939430A (zh) * | 2017-11-30 | 2018-04-20 | 中煤北京煤矿机械有限责任公司 | 双位平衡千斤顶两柱液压支架 |
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2007
- 2007-06-14 CN CNU2007200907052U patent/CN201059200Y/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105545333A (zh) * | 2016-01-29 | 2016-05-04 | 北京华创矿安科技有限公司 | 一种并联液压支架 |
CN107939430A (zh) * | 2017-11-30 | 2018-04-20 | 中煤北京煤矿机械有限责任公司 | 双位平衡千斤顶两柱液压支架 |
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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 |
Owner name: CATERPILLAR (ZHENGZHOU) CO., LTD. Free format text: FORMER NAME: ZHENGZHOU SIWEI ELECTROMECHANICAL EQUIPMENT MANUFACTURING CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 450001 No. 7 shuttle Road, Zhengzhou hi tech Industrial Development Zone, Henan, Zhengzhou, China Patentee after: Caterpillar (Zhengzhou) Co., Ltd. Address before: 450001 No. 7 shuttle Road, Zhengzhou hi tech Industrial Development Zone, Henan, Zhengzhou, China Patentee before: Zhengzhou Siwei Electromechanical Equipment Manufacturing Co., Ltd. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20080514 |