BE656723A - - Google Patents
Info
- Publication number
- BE656723A BE656723A BE656723DA BE656723A BE 656723 A BE656723 A BE 656723A BE 656723D A BE656723D A BE 656723DA BE 656723 A BE656723 A BE 656723A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- E21D23/08—Advancing mechanisms
- E21D23/081—Advancing mechanisms forming parts of the roof supports
-
- 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
- E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
-
- 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
- E21D23/0418—Positioning devices and stabilizing means for the props
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)
- Pivots And Pivotal Connections (AREA)
- Body Structure For Vehicles (AREA)
- Tents Or Canopies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEH0051579 | 1964-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE656723A true BE656723A (US20020051482A1-20020502-M00012.png) | 1965-04-01 |
Family
ID=7157744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE656723D BE656723A (US20020051482A1-20020502-M00012.png) | 1964-02-04 | 1964-12-07 |
Country Status (5)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR94461E (fr) * | 1965-09-20 | 1969-08-22 | Hoesch Bergbautechnik Gmbh | Soutenement marchant. |
| DE2622887C3 (de) * | 1976-05-21 | 1981-04-30 | Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum | Schwenklagerung eines Stempels in der Liegendkufe eines Schildausbaugestelles |
| FR2461094A1 (fr) * | 1979-07-06 | 1981-01-30 | Charbonnages De France | Portique de soutenement glissant |
| WO2006130918A1 (en) * | 2005-06-10 | 2006-12-14 | William John Sutton | Roof support for mines |
| CN116753008B (zh) * | 2023-08-11 | 2023-10-27 | 北京科技大学 | 一种大断面巷道柔性支护设备 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB896098A (en) * | 1958-04-03 | 1962-05-09 | Gewerk Eisenhuette Westfalia | Advancing roof support frame assembly for mining operations |
| DE1130780B (de) * | 1960-02-08 | 1962-06-07 | Gewerk Eisenhuette Westfalia | Wanderndes hydraulisches Ausbaugestell fuer untertaegige Gewinnungsbetriebe |
| DE1178813B (de) * | 1963-08-23 | 1964-10-01 | Hoesch Bergbautechnik G M B H | Elastische Aufhaengung zur Verbindung von Ausbaurahmen |
-
0
- DE DENDAT1252159D patent/DE1252159B/de active Pending
-
1964
- 1964-12-07 BE BE656723D patent/BE656723A/xx unknown
-
1965
- 1965-01-18 NL NL6500566A patent/NL6500566A/xx unknown
- 1965-02-02 US US429779A patent/US3367117A/en not_active Expired - Lifetime
- 1965-02-04 GB GB4939/65A patent/GB1036710A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6500566A (US20020051482A1-20020502-M00012.png) | 1965-08-05 |
| GB1036710A (en) | 1966-07-20 |
| US3367117A (en) | 1968-02-06 |
| DE1252159B (de) | 1967-10-19 |
