CN213627666U - Steel structure escape channel for tunnel engineering - Google Patents
Steel structure escape channel for tunnel engineering Download PDFInfo
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- CN213627666U CN213627666U CN202022568116.9U CN202022568116U CN213627666U CN 213627666 U CN213627666 U CN 213627666U CN 202022568116 U CN202022568116 U CN 202022568116U CN 213627666 U CN213627666 U CN 213627666U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 13
- 239000010959 steel Substances 0.000 title claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims abstract description 19
- 238000009412 basement excavation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022568116.9U CN213627666U (en) | 2020-11-09 | 2020-11-09 | Steel structure escape channel for tunnel engineering |
Applications Claiming Priority (1)
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CN202022568116.9U CN213627666U (en) | 2020-11-09 | 2020-11-09 | Steel structure escape channel for tunnel engineering |
Publications (1)
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CN213627666U true CN213627666U (en) | 2021-07-06 |
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CN202022568116.9U Active CN213627666U (en) | 2020-11-09 | 2020-11-09 | Steel structure escape channel for tunnel engineering |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102543521B1 (en) * | 2023-03-28 | 2023-06-15 | 주식회사 유승이피씨 | Bulkhead separation type evacuation passage |
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2020
- 2020-11-09 CN CN202022568116.9U patent/CN213627666U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102543521B1 (en) * | 2023-03-28 | 2023-06-15 | 주식회사 유승이피씨 | Bulkhead separation type evacuation passage |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A steel structure escape passage for Tunnel Engineering Effective date of registration: 20220428 Granted publication date: 20210706 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Nanshan sub branch Pledgor: Shandong huitai Municipal Engineering Group Co.,Ltd. Registration number: Y2022980004978 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230428 Granted publication date: 20210706 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Nanshan sub branch Pledgor: Shandong huitai Municipal Engineering Group Co.,Ltd. Registration number: Y2022980004978 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A steel escape passage for tunnel engineering Effective date of registration: 20230504 Granted publication date: 20210706 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Nanshan sub branch Pledgor: Shandong huitai Municipal Engineering Group Co.,Ltd. Registration number: Y2023980039691 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210706 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Nanshan sub branch Pledgor: Shandong huitai Municipal Engineering Group Co.,Ltd. Registration number: Y2023980039691 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A steel structure escape passage for tunnel engineering Granted publication date: 20210706 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Nanshan sub branch Pledgor: Shandong huitai Municipal Engineering Group Co.,Ltd. Registration number: Y2024980028061 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |