PL222250A1 - - Google Patents
Info
- Publication number
- PL222250A1 PL222250A1 PL22225080A PL22225080A PL222250A1 PL 222250 A1 PL222250 A1 PL 222250A1 PL 22225080 A PL22225080 A PL 22225080A PL 22225080 A PL22225080 A PL 22225080A PL 222250 A1 PL222250 A1 PL 222250A1
- Authority
- PL
- Poland
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
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/22—Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Clamps And Clips (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792913658 DE2913658C2 (de) | 1979-04-05 | 1979-04-05 | Verbindung für Ausbausegmente eines bogen- oder ringförmigen Streckenausbaus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL222250A1 true PL222250A1 (fr) | 1980-11-03 |
| PL123115B1 PL123115B1 (en) | 1982-09-30 |
Family
ID=6067489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL22225080A PL123115B1 (en) | 1979-04-05 | 1980-02-25 | Connection between segments of mine roof support |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE881800A (fr) |
| DE (1) | DE2913658C2 (fr) |
| FR (1) | FR2453271A1 (fr) |
| GB (1) | GB2046814B (fr) |
| PL (1) | PL123115B1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT397983B (de) * | 1992-05-29 | 1994-08-25 | Mayreder Kraus & Co Ing | Tunnelausbau in tübbingbauweise |
| CN111255489B (zh) * | 2020-01-20 | 2024-10-01 | 西南交通大学 | 一种跨活断层隧道抗震抗错断初支支护结构 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE623334C (fr) * | ||||
| GB323403A (en) * | 1929-02-12 | 1930-01-02 | Ernest James Wardle | Improvements in joints for steel arches as used in mines, tunnels, and the like |
| GB338451A (en) * | 1930-02-07 | 1930-11-20 | Ferdinand Richards | Improvements in arches for supporting sides and roofs of headings and tunnels in mines and like places |
| DE2118189C3 (de) * | 1971-04-15 | 1975-07-03 | Rheinstahl Ag, 4300 Essen | Starre Verbindung für Ausbausegmente eines bogen- oder ringförmigen Strekkenausbaues |
-
1979
- 1979-04-05 DE DE19792913658 patent/DE2913658C2/de not_active Expired
-
1980
- 1980-02-15 FR FR8003368A patent/FR2453271A1/fr active Granted
- 1980-02-19 BE BE0/199456A patent/BE881800A/fr not_active IP Right Cessation
- 1980-02-25 PL PL22225080A patent/PL123115B1/pl unknown
- 1980-03-11 GB GB8008263A patent/GB2046814B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| PL123115B1 (en) | 1982-09-30 |
| GB2046814B (en) | 1982-11-24 |
| GB2046814A (en) | 1980-11-19 |
| DE2913658C2 (de) | 1986-06-26 |
| FR2453271A1 (fr) | 1980-10-31 |
| FR2453271B1 (fr) | 1983-08-05 |
| BE881800A (fr) | 1980-06-16 |
| DE2913658A1 (de) | 1980-10-16 |