BE571840A - - Google Patents
Info
- Publication number
- BE571840A BE571840A BE571840DA BE571840A BE 571840 A BE571840 A BE 571840A BE 571840D A BE571840D A BE 571840DA BE 571840 A BE571840 A BE 571840A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/06—Lining shafts; Linings therefor with iron or steel
- E21D5/10—Lining shafts; Linings therefor with iron or steel in the form of tubbing or of rings composed of profile elements
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEST13031A DE1056077B (en) | 1957-10-09 | 1957-10-09 | Shaft lining from segment rings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE571840A true BE571840A (en) |
Family
ID=7455914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE571840D BE571840A (en) | 1957-10-09 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE571840A (en) |
| DE (1) | DE1056077B (en) |
-
0
- BE BE571840D patent/BE571840A/xx unknown
-
1957
- 1957-10-09 DE DEST13031A patent/DE1056077B/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1056077B (en) | 1959-04-30 |