ZA703111B - Improvements relating to lined tunnels or conduits - Google Patents
Improvements relating to lined tunnels or conduitsInfo
- Publication number
- ZA703111B ZA703111B ZA703111A ZA703111A ZA703111B ZA 703111 B ZA703111 B ZA 703111B ZA 703111 A ZA703111 A ZA 703111A ZA 703111 A ZA703111 A ZA 703111A ZA 703111 B ZA703111 B ZA 703111B
- Authority
- ZA
- South Africa
- Prior art keywords
- conduits
- improvements relating
- tunnels
- lined
- lined tunnels
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2438369 | 1969-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA703111B true ZA703111B (en) | 1971-12-29 |
Family
ID=10210886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA703111A ZA703111B (en) | 1969-05-13 | 1970-05-08 | Improvements relating to lined tunnels or conduits |
Country Status (7)
| Country | Link |
|---|---|
| AU (1) | AU1500270A (en) |
| BE (1) | BE750289A (en) |
| DE (1) | DE2023208A1 (en) |
| FR (1) | FR2042587A1 (en) |
| GB (1) | GB1238576A (en) |
| NL (1) | NL7006942A (en) |
| ZA (1) | ZA703111B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3969906A (en) * | 1972-03-02 | 1976-07-20 | Charcon Tunnels Limited | Tunnelling shields |
| GB2180867A (en) * | 1985-09-23 | 1987-04-08 | Jeng Hyong Chuang | Improved apparatus for piercing tunnel through soft stratum |
-
1969
- 1969-05-13 GB GB2438369A patent/GB1238576A/en not_active Expired
-
1970
- 1970-05-08 ZA ZA703111A patent/ZA703111B/en unknown
- 1970-05-12 DE DE19702023208 patent/DE2023208A1/en active Pending
- 1970-05-12 FR FR7017209A patent/FR2042587A1/fr active Pending
- 1970-05-12 BE BE750289D patent/BE750289A/en unknown
- 1970-05-13 NL NL7006942A patent/NL7006942A/xx unknown
- 1970-05-13 AU AU15002/70A patent/AU1500270A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7006942A (en) | 1970-11-17 |
| AU1500270A (en) | 1971-11-18 |
| BE750289A (en) | 1970-10-16 |
| FR2042587A1 (en) | 1971-02-12 |
| DE2023208A1 (en) | 1970-11-26 |
| GB1238576A (en) | 1971-07-07 |
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