FR823443A - Shield for the execution of underground works - Google Patents
Shield for the execution of underground worksInfo
- Publication number
- FR823443A FR823443A FR823443DA FR823443A FR 823443 A FR823443 A FR 823443A FR 823443D A FR823443D A FR 823443DA FR 823443 A FR823443 A FR 823443A
- Authority
- FR
- France
- Prior art keywords
- shield
- execution
- underground works
- underground
- works
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0621—Shield advancing devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR823443T | 1936-10-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR823443A true FR823443A (en) | 1938-01-20 |
Family
ID=9281375
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR823443D Expired FR823443A (en) | 1936-10-02 | 1936-10-02 | Shield for the execution of underground works |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR823443A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2404098A1 (en) * | 1977-09-21 | 1979-04-20 | Borie Entr Travaux Publics And | Shield for driving semicircular section tunnels - has rams to push shield forward on slides after relieving weight on side pads (PT 25.5.79) |
DE3930963A1 (en) * | 1989-09-15 | 1991-03-28 | Licentia Gmbh | MODULAR CONVEYOR |
-
1936
- 1936-10-02 FR FR823443D patent/FR823443A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2404098A1 (en) * | 1977-09-21 | 1979-04-20 | Borie Entr Travaux Publics And | Shield for driving semicircular section tunnels - has rams to push shield forward on slides after relieving weight on side pads (PT 25.5.79) |
DE3930963A1 (en) * | 1989-09-15 | 1991-03-28 | Licentia Gmbh | MODULAR CONVEYOR |
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