PL227544A1 - - Google Patents
Info
- Publication number
- PL227544A1 PL227544A1 PL22754480A PL22754480A PL227544A1 PL 227544 A1 PL227544 A1 PL 227544A1 PL 22754480 A PL22754480 A PL 22754480A PL 22754480 A PL22754480 A PL 22754480A PL 227544 A1 PL227544 A1 PL 227544A1
- Authority
- PL
- Poland
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/08—Filling-up hydraulically or pneumatically
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0463—Hanging or shifting means for tubes, electric feeding cables or the like
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0481—Supports specially adapted for use in combination with the placing of filling-up materials
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/02—Suspension devices for tubes or the like, e.g. for ventilating ducts
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Supports For Pipes And Cables (AREA)
- Load-Engaging Elements For Cranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2943693A DE2943693C2 (de) | 1979-10-30 | 1979-10-30 | Vorrichtung zum Aufhängen und Bewegen einer Rohrleitung für Blasversatz |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL227544A1 true PL227544A1 (ref) | 1981-06-19 |
| PL124190B1 PL124190B1 (en) | 1982-12-31 |
Family
ID=6084663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1980227544A PL124190B1 (en) | 1979-10-30 | 1980-10-29 | Apparatus for suspending and displacing a pipe for blow in filling |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2943693C2 (ref) |
| FR (1) | FR2468725A1 (ref) |
| PL (1) | PL124190B1 (ref) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2158855B (en) * | 1984-04-11 | 1988-03-09 | Bergwerksverband Gmbh | Method for refilling the voids of debris and pipeline for carrying out the method |
| DE3635665C1 (en) * | 1986-10-21 | 1987-09-03 | Bochumer Eisen Heintzmann | Displacement mechanism for mine roof support air pipes - has housing of displacement ram firmly coupled to hoist ram housing, with both rams guided by cams in support head duct |
| CN107940107B (zh) * | 2017-11-21 | 2019-08-13 | 北京燃气密云有限公司 | 一种天然气管道辅设用保护装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE6604867U (de) * | 1967-12-13 | 1970-03-26 | Bergwerksverband Gmbh | Vorrichtung zum aufhaengen von versatz-, insbesondere blasversatzleitungen an den rueckkragenden kappen von einheien des wandernden strebausbaus. |
| DE1907219B2 (de) * | 1969-02-13 | 1977-04-21 | Abspannvorrichtung fuer eine rueckbare blasversatzleitung in verbindung mit hydraulischen, schreitenden ausbaugespannen | |
| DE2829664A1 (de) * | 1978-07-06 | 1980-01-17 | Thyssen Industrie | Blasversatzverfahren fuer den untertaegigen grubenbetrieb und einrichtung zum durchfuehren dieses verfahrens |
-
1979
- 1979-10-30 DE DE2943693A patent/DE2943693C2/de not_active Expired
-
1980
- 1980-10-21 FR FR8022450A patent/FR2468725A1/fr active Granted
- 1980-10-29 PL PL1980227544A patent/PL124190B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2468725A1 (fr) | 1981-05-08 |
| DE2943693C2 (de) | 1986-04-03 |
| PL124190B1 (en) | 1982-12-31 |
| FR2468725B3 (ref) | 1982-07-30 |
| DE2943693A1 (de) | 1981-05-14 |