PL215926A1 - - Google Patents
Info
- Publication number
- PL215926A1 PL215926A1 PL21592679A PL21592679A PL215926A1 PL 215926 A1 PL215926 A1 PL 215926A1 PL 21592679 A PL21592679 A PL 21592679A PL 21592679 A PL21592679 A PL 21592679A PL 215926 A1 PL215926 A1 PL 215926A1
- Authority
- PL
- Poland
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT396478A AT355535B (de) | 1978-05-31 | 1978-05-31 | Ausbaurahmen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL215926A1 true PL215926A1 (xx) | 1980-02-25 |
Family
ID=3557811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21592679A PL215926A1 (xx) | 1978-05-31 | 1979-05-28 |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS54158033A (xx) |
| AT (1) | AT355535B (xx) |
| DE (1) | DE2916778A1 (xx) |
| ES (1) | ES250475Y (xx) |
| FR (1) | FR2427465A1 (xx) |
| GB (1) | GB2022649A (xx) |
| MA (1) | MA18459A1 (xx) |
| PL (1) | PL215926A1 (xx) |
| SE (1) | SE7904721L (xx) |
| ZA (1) | ZA791482B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2236128A (en) * | 1989-09-14 | 1991-03-27 | Coal Ind | Arch support system |
| CN103883342B (zh) * | 2014-04-16 | 2015-12-16 | 湖南科技大学 | 带反底拱连锁装置的u型钢刚性连接支架及其施工方法 |
| CN108533296B (zh) * | 2018-06-11 | 2023-09-15 | 中铁二局第一工程有限公司 | 大变形隧道钢架预留变形单元对接结构及施工方法 |
| CN110410117B (zh) * | 2019-08-05 | 2020-12-04 | 中铁工程服务有限公司 | 一种围岩隧道支护结构 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB460844A (en) * | 1935-06-04 | 1937-02-04 | Hugh Fentiman Smithson | Improved arch-girder support for use in mines |
| GB905291A (en) * | 1959-02-20 | 1962-09-05 | Rheinstahl Gmbh Wanheim | Gallery support for underground mining |
| FR1331127A (fr) * | 1962-08-13 | 1963-06-28 | Rheinstahl Gmbh Wanheim | Procédé de mise en place de soutènements de galeries en acier |
| GB1175061A (en) * | 1966-06-17 | 1969-12-23 | Coal Industry Patents Ltd | Yielding mine roof supports |
| DE2028529A1 (de) * | 1970-06-10 | 1971-12-16 | Ph Lehmann, Bauunternehmung, 4000 Dusseldorf | Stollenbogen |
| US3823566A (en) * | 1972-12-18 | 1974-07-16 | Ingersoll Rand Co | Earth-supporting apparatus and method |
| US4010616A (en) * | 1975-09-23 | 1977-03-08 | Richard Lovat | Rib expander |
| DE2650930C3 (de) * | 1976-11-08 | 1979-04-12 | Bochumer Eisenhuette Heintzmann Gmbh & Co, 4630 Bochum | Stollenausbau |
| DE2706921C3 (de) * | 1977-02-18 | 1984-07-26 | Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum | Streckenausbaurahmen |
-
1978
- 1978-05-31 AT AT396478A patent/AT355535B/de not_active IP Right Cessation
-
1979
- 1979-03-28 ZA ZA791482A patent/ZA791482B/xx unknown
- 1979-04-11 ES ES1979250475U patent/ES250475Y/es not_active Expired
- 1979-04-20 GB GB7913814A patent/GB2022649A/en not_active Withdrawn
- 1979-04-25 DE DE19792916778 patent/DE2916778A1/de active Pending
- 1979-05-24 JP JP6453579A patent/JPS54158033A/ja active Pending
- 1979-05-28 PL PL21592679A patent/PL215926A1/xx unknown
- 1979-05-28 MA MA18653A patent/MA18459A1/fr unknown
- 1979-05-29 FR FR7913640A patent/FR2427465A1/fr active Pending
- 1979-05-30 SE SE7904721A patent/SE7904721L/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2022649A (en) | 1979-12-19 |
| DE2916778A1 (de) | 1979-12-06 |
| ZA791482B (en) | 1980-04-30 |
| ATA396478A (de) | 1979-08-15 |
| FR2427465A1 (fr) | 1979-12-28 |
| AT355535B (de) | 1980-03-10 |
| SE7904721L (sv) | 1979-12-01 |
| JPS54158033A (en) | 1979-12-13 |
| ES250475Y (es) | 1981-01-16 |
| MA18459A1 (fr) | 1979-12-31 |
| ES250475U (es) | 1980-07-16 |