CH598421A5 - - Google Patents
Info
- Publication number
- CH598421A5 CH598421A5 CH864876A CH864876A CH598421A5 CH 598421 A5 CH598421 A5 CH 598421A5 CH 864876 A CH864876 A CH 864876A CH 864876 A CH864876 A CH 864876A CH 598421 A5 CH598421 A5 CH 598421A5
- Authority
- CH
- Switzerland
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
- E21D9/01—Methods or apparatus for enlarging or restoring the cross-section of tunnels, e.g. by restoring the floor to its original level
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)
- Lining And Supports For Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752545363 DE2545363A1 (de) | 1975-10-09 | 1975-10-09 | Verfahren zur korrektur des lichtraumprofils aelterer tunnel |
Publications (1)
Publication Number | Publication Date |
---|---|
CH598421A5 true CH598421A5 (xx) | 1978-04-28 |
Family
ID=5958801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH864876A CH598421A5 (xx) | 1975-10-09 | 1976-07-06 |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT353824B (xx) |
CH (1) | CH598421A5 (xx) |
DE (1) | DE2545363A1 (xx) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3807136A1 (de) * | 1988-03-04 | 1989-09-14 | Ursula Schiedel Fa | Verfahren zum sanieren von kaminen und vorrichtungen zum durchfuehren der einzelnen verfahrensschritte |
DE4013128A1 (de) * | 1990-04-25 | 1991-10-31 | Elha Maschinenbau Liemke Kg | Verfahren und vorrichtung zum ausfraesen der innenwand eines unterirdisch verlegten kanalrohres |
IT1280890B1 (it) * | 1995-08-02 | 1998-02-11 | Trevi Spa | Apparecchiatura e metodo di scavo per realizzare la base di una galleria. |
-
1975
- 1975-10-09 DE DE19752545363 patent/DE2545363A1/de active Pending
-
1976
- 1976-03-12 AT AT183276A patent/AT353824B/de not_active IP Right Cessation
- 1976-07-06 CH CH864876A patent/CH598421A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATA183276A (de) | 1979-05-15 |
DE2545363A1 (de) | 1977-04-21 |
AT353824B (de) | 1979-12-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |