CA663743A - Apparatus for driving tunnels - Google Patents
Apparatus for driving tunnelsInfo
- Publication number
- CA663743A CA663743A CA663743A CA663743DA CA663743A CA 663743 A CA663743 A CA 663743A CA 663743 A CA663743 A CA 663743A CA 663743D A CA663743D A CA 663743DA CA 663743 A CA663743 A CA 663743A
- Authority
- CA
- Canada
- Prior art keywords
- driving tunnels
- tunnels
- driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA663743T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA663743A true CA663743A (en) | 1963-05-28 |
Family
ID=35957861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA663743A Expired CA663743A (en) | Apparatus for driving tunnels |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA663743A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111411994A (en) * | 2020-04-21 | 2020-07-14 | 中铁二院工程集团有限责任公司 | Bridge spanning separation type bearing structure penetrating through giant karst cave and construction method thereof |
-
0
- CA CA663743A patent/CA663743A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111411994A (en) * | 2020-04-21 | 2020-07-14 | 中铁二院工程集团有限责任公司 | Bridge spanning separation type bearing structure penetrating through giant karst cave and construction method thereof |
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