CN202946177U - 一种改进的煤矿用液压支架 - Google Patents
一种改进的煤矿用液压支架 Download PDFInfo
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- CN202946177U CN202946177U CN 201220551396 CN201220551396U CN202946177U CN 202946177 U CN202946177 U CN 202946177U CN 201220551396 CN201220551396 CN 201220551396 CN 201220551396 U CN201220551396 U CN 201220551396U CN 202946177 U CN202946177 U CN 202946177U
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105221173A (zh) * | 2015-10-08 | 2016-01-06 | 山西晋城无烟煤矿业集团有限责任公司 | 综采工作面两端头过超高段支护方法 |
CN105545334A (zh) * | 2016-03-07 | 2016-05-04 | 山东科技大学 | 连续作业可变截面式临时支护支架及其操作方法 |
CN105545335A (zh) * | 2016-03-07 | 2016-05-04 | 山东科技大学 | 支撑掩护式交错滑移临时支护支架及其支护方法 |
CN106640164A (zh) * | 2017-02-17 | 2017-05-10 | 天地科技股份有限公司 | 一种超前液压支架柔性接顶方式及顶梁结构 |
CN108266428A (zh) * | 2018-03-22 | 2018-07-10 | 重庆维庆液压机械有限公司 | 一种液压装置 |
CN109026089A (zh) * | 2018-07-13 | 2018-12-18 | 安徽南方煤矿机械有限公司 | 一种支撑面非平面液压支架 |
CN110847941A (zh) * | 2019-10-28 | 2020-02-28 | 西安科技大学 | 一种深部动压巷道柔性超前联合液压支架护网装置 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105221173A (zh) * | 2015-10-08 | 2016-01-06 | 山西晋城无烟煤矿业集团有限责任公司 | 综采工作面两端头过超高段支护方法 |
CN105545334A (zh) * | 2016-03-07 | 2016-05-04 | 山东科技大学 | 连续作业可变截面式临时支护支架及其操作方法 |
CN105545335A (zh) * | 2016-03-07 | 2016-05-04 | 山东科技大学 | 支撑掩护式交错滑移临时支护支架及其支护方法 |
CN105545335B (zh) * | 2016-03-07 | 2017-12-26 | 山东科技大学 | 支撑掩护式交错滑移临时支护支架及其支护方法 |
CN106640164A (zh) * | 2017-02-17 | 2017-05-10 | 天地科技股份有限公司 | 一种超前液压支架柔性接顶方式及顶梁结构 |
CN108266428A (zh) * | 2018-03-22 | 2018-07-10 | 重庆维庆液压机械有限公司 | 一种液压装置 |
CN108266428B (zh) * | 2018-03-22 | 2019-06-28 | 重庆维庆液压机械有限公司 | 一种液压装置 |
CN109026089A (zh) * | 2018-07-13 | 2018-12-18 | 安徽南方煤矿机械有限公司 | 一种支撑面非平面液压支架 |
CN110847941A (zh) * | 2019-10-28 | 2020-02-28 | 西安科技大学 | 一种深部动压巷道柔性超前联合液压支架护网装置 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Owner name: DATONG WEISHI ELECTROMECHANICAL EQUIPMENT CO., LTD Free format text: FORMER OWNER: GAO YU Effective date: 20130801 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20130801 Address after: 037002 village of Shanxi Province Economic Development Zone Datong Xinrong District Township River Village East Patentee after: Datang Weishi Mechanical and Electrical Equipment Co.,Ltd. Address before: 037002 village of Shanxi Province Economic Development Zone Datong Xinrong District Township River Village East Patentee before: Gao Yu |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20141025 |
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EXPY | Termination of patent right or utility model |