FR2040434A1 - - Google Patents
Info
- Publication number
- FR2040434A1 FR2040434A1 FR7015496A FR7015496A FR2040434A1 FR 2040434 A1 FR2040434 A1 FR 2040434A1 FR 7015496 A FR7015496 A FR 7015496A FR 7015496 A FR7015496 A FR 7015496A FR 2040434 A1 FR2040434 A1 FR 2040434A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
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 |
---|---|---|---|
CH668669A CH490576A (de) | 1969-04-30 | 1969-04-30 | Tunnelbauverfahren |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2040434A1 true FR2040434A1 (de) | 1971-01-22 |
Family
ID=4313427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7015496A Withdrawn FR2040434A1 (de) | 1969-04-30 | 1970-04-28 |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH490576A (de) |
DE (1) | DE2019775A1 (de) |
ES (1) | ES379035A1 (de) |
FR (1) | FR2040434A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU176470B (hu) * | 1976-04-07 | 1981-03-28 | Banyaszati Kutato Intezet | Eljárás föld alatti üregek vízbetörések elleni megelőző védelmére |
DE29500454U1 (de) * | 1995-01-13 | 1996-05-15 | Bilfinger + Berger Bauaktiengesellschaft, 68165 Mannheim | Tunnel-Längsentwässerungseinrichtung |
DE102022103878A1 (de) | 2022-02-18 | 2023-08-24 | Wayss & Freytag Ingenieurbau Ag | Tunnelbauwerk |
-
1969
- 1969-04-30 CH CH668669A patent/CH490576A/de not_active IP Right Cessation
-
1970
- 1970-04-23 DE DE19702019775 patent/DE2019775A1/de active Pending
- 1970-04-24 ES ES379035A patent/ES379035A1/es not_active Expired
- 1970-04-28 FR FR7015496A patent/FR2040434A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE2019775A1 (de) | 1970-11-19 |
ES379035A1 (es) | 1972-08-01 |
CH490576A (de) | 1970-05-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |