ATA561377A - TUBE EXTENSION - Google Patents
TUBE EXTENSIONInfo
- Publication number
- ATA561377A ATA561377A AT561377A AT561377A ATA561377A AT A561377 A ATA561377 A AT A561377A AT 561377 A AT561377 A AT 561377A AT 561377 A AT561377 A AT 561377A AT A561377 A ATA561377 A AT A561377A
- Authority
- AT
- Austria
- Prior art keywords
- tube extension
- extension
- tube
- 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
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/22—Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure
-
- 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
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Joining Of Building Structures In Genera (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Clamps And Clips (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762650930 DE2650930C3 (en) | 1976-11-08 | 1976-11-08 | Tunnel expansion |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA561377A true ATA561377A (en) | 1980-10-15 |
AT362331B AT362331B (en) | 1981-05-11 |
Family
ID=5992641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT561377A AT362331B (en) | 1976-11-08 | 1977-07-29 | TUBE EXTENSION |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT362331B (en) |
BE (1) | BE858922A (en) |
CH (1) | CH621385A5 (en) |
DE (1) | DE2650930C3 (en) |
FR (1) | FR2370166A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT355535B (en) * | 1978-05-31 | 1980-03-10 | Voest Ag | REMOVAL FRAME |
CN112049032B (en) * | 2020-07-27 | 2022-05-17 | 成龙建设集团有限公司 | Method for reinforcing municipal highway door opening |
-
1976
- 1976-11-08 DE DE19762650930 patent/DE2650930C3/en not_active Expired
-
1977
- 1977-07-29 AT AT561377A patent/AT362331B/en not_active IP Right Cessation
- 1977-07-29 CH CH939277A patent/CH621385A5/en not_active IP Right Cessation
- 1977-09-21 BE BE181095A patent/BE858922A/en unknown
- 1977-10-27 FR FR7732433A patent/FR2370166A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
AT362331B (en) | 1981-05-11 |
DE2650930B2 (en) | 1978-08-17 |
BE858922A (en) | 1978-01-16 |
FR2370166B3 (en) | 1980-08-08 |
DE2650930A1 (en) | 1978-05-11 |
DE2650930C3 (en) | 1979-04-12 |
CH621385A5 (en) | 1981-01-30 |
FR2370166A1 (en) | 1978-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |