NL6509655A - - Google Patents
Info
- Publication number
- NL6509655A NL6509655A NL6509655A NL6509655A NL6509655A NL 6509655 A NL6509655 A NL 6509655A NL 6509655 A NL6509655 A NL 6509655A NL 6509655 A NL6509655 A NL 6509655A NL 6509655 A NL6509655 A NL 6509655A
- Authority
- NL
- Netherlands
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
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
- E21F13/086—Armoured conveyors shifting devices
-
- 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
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)
- Mechanical Engineering (AREA)
- Framework For Endless Conveyors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3039564A GB1067466A (en) | 1964-07-31 | 1964-07-31 | An improvement in or relating to mine working apparatus incorporating at least one advancing roof supporting chock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6509655A true NL6509655A (xx) | 1966-02-01 |
Family
ID=10307011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6509655A NL6509655A (xx) | 1964-07-31 | 1965-07-26 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE667675A (xx) |
| DE (1) | DE1268566B (xx) |
| GB (1) | GB1067466A (xx) |
| NL (1) | NL6509655A (xx) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE848482C (de) * | 1942-11-07 | 1952-09-04 | Gerhard Werner | Verfahren und Vorrichtung zum Verlegen von Strebfoerdermitteln im Grubenbetrieb |
| FR967868A (fr) * | 1948-06-21 | 1950-11-14 | Mavor & Coulson Ltd | Perfectionnement aux étais de plafond de mine |
| DE910643C (de) * | 1949-06-05 | 1954-05-03 | Gewerk Eisenhuette Westfalia | Hilfsvorrichtung zum Verruecken eines Foerderers bei der Kohlengewinnung unter Anwendung von pneumatischen oder hydraulischen Kolben |
| DE1058003B (de) * | 1954-01-27 | 1959-05-27 | Gewerk Eisenhuette Westfalia | Rueckzylinder, insbesondere fuer seitliche Verschiebung von Foerderern in bergmaennischen Gewinnungsbetrieben |
| GB871971A (en) * | 1958-09-02 | 1961-07-05 | Wild & Company Ltd Ag | Thrust mechanism for advancing coal extracting machinery towards a coal face |
-
1964
- 1964-07-31 GB GB3039564A patent/GB1067466A/en not_active Expired
-
1965
- 1965-07-26 NL NL6509655A patent/NL6509655A/xx unknown
- 1965-07-28 DE DEP1268A patent/DE1268566B/de active Pending
- 1965-07-30 BE BE667675D patent/BE667675A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1067466A (en) | 1967-05-03 |
| BE667675A (xx) | 1965-11-16 |
| DE1268566B (de) | 1968-05-22 |