CN208106471U - 便于释放顶煤的单摆梁液压支架 - Google Patents
便于释放顶煤的单摆梁液压支架 Download PDFInfo
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2023282774A1 (en) * | 2021-07-06 | 2023-01-12 | Famur S.A. | Modular mining powered head gate support with the recovery of coal from a main gate in the top coal caving system of work |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2023282774A1 (en) * | 2021-07-06 | 2023-01-12 | Famur S.A. | Modular mining powered head gate support with the recovery of coal from a main gate in the top coal caving system of work |
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Effective date of registration: 20211229 Address after: 450000 room 3a08, building 1, incubator, science and Technology Park, Henan University, No. 11, Changchun Road, high tech Industrial Development Zone, Zhengzhou, Henan Province Patentee after: Zhengzhou Hexin Intelligent Equipment Co.,Ltd. Address before: Room 308-2, building 1, incubator, Henan University Science and Technology Park, No. 11, Changchun Road, high tech Industrial Development Zone, Zhengzhou, Henan Province, 450001 Patentee before: ZHENGZHOU HEXIN TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20220916 Address after: No. 02, Southeast corner of the intersection of Chemical Road and Yunshan Road, High-tech Zone, Zhengzhou City, Henan Province, 450000 Patentee after: Henan Guoxin Intelligent Technology Research Institute Co.,Ltd. Address before: 450000 room 3a08, building 1, incubator, science and Technology Park, Henan University, No. 11, Changchun Road, high tech Industrial Development Zone, Zhengzhou, Henan Province Patentee before: Zhengzhou Hexin Intelligent Equipment Co.,Ltd. |
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