DE8111143U1 - - Google Patents
Info
- Publication number
- DE8111143U1 DE8111143U1 DE8111143U DE8111143U DE8111143U1 DE 8111143 U1 DE8111143 U1 DE 8111143U1 DE 8111143 U DE8111143 U DE 8111143U DE 8111143 U DE8111143 U DE 8111143U DE 8111143 U1 DE8111143 U1 DE 8111143U1
- Authority
- DE
- Germany
- 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 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
- E21D9/10—Making by using boring or cutting machines
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8111143U DE8111143U1 (en) | 1981-04-13 | 1981-04-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8111143U DE8111143U1 (en) | 1981-04-13 | 1981-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8111143U1 true DE8111143U1 (en) | 1987-08-06 |
Family
ID=6726782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8111143U Expired DE8111143U1 (en) | 1981-04-13 | 1981-04-13 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE8111143U1 (en) |
-
1981
- 1981-04-13 DE DE8111143U patent/DE8111143U1/de not_active Expired