CN203476392U - 煤矿沿空留巷用柔模袋 - Google Patents
煤矿沿空留巷用柔模袋 Download PDFInfo
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- CN203476392U CN203476392U CN201320598398.4U CN201320598398U CN203476392U CN 203476392 U CN203476392 U CN 203476392U CN 201320598398 U CN201320598398 U CN 201320598398U CN 203476392 U CN203476392 U CN 203476392U
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- bag
- coal mine
- screw
- fixed
- entry retaining
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Application Number | Priority Date | Filing Date | Title |
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CN201320598398.4U CN203476392U (zh) | 2013-09-26 | 2013-09-26 | 煤矿沿空留巷用柔模袋 |
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CN201320598398.4U CN203476392U (zh) | 2013-09-26 | 2013-09-26 | 煤矿沿空留巷用柔模袋 |
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CN203476392U true CN203476392U (zh) | 2014-03-12 |
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CN201320598398.4U Expired - Lifetime CN203476392U (zh) | 2013-09-26 | 2013-09-26 | 煤矿沿空留巷用柔模袋 |
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CN (1) | CN203476392U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105736046A (zh) * | 2016-02-25 | 2016-07-06 | 北京瑞诺安科新能源技术有限公司 | 煤矿井下密闭墙体及其构筑方法 |
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2013
- 2013-09-26 CN CN201320598398.4U patent/CN203476392U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105736046A (zh) * | 2016-02-25 | 2016-07-06 | 北京瑞诺安科新能源技术有限公司 | 煤矿井下密闭墙体及其构筑方法 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180806 Address after: 056200 people's East Street, Fengfeng Town, Fengfeng mining area, Handan, Hebei. Patentee after: Handan Fengfeng Zhi Xiang Machinery Manufacturing Co., Ltd. Address before: 056000 -2A-501, 891 Cemetery Road, Hanshan District, Handan, Hebei Patentee before: Xu Gang |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190712 Address after: 047199 Jiazhang Village, Jiazhang Town, Changzhi County, Shanxi Province Patentee after: Shanxi Hongrong Technology Co., Ltd. Address before: 056200 People's East Street, Fengfeng Town, Fengfeng Mining Area, Handan City, Hebei Province Patentee before: Handan Fengfeng Zhi Xiang Machinery Manufacturing Co., Ltd. |
|
TR01 | Transfer of patent right |