NL6606009A - - Google Patents
Info
- Publication number
- NL6606009A NL6606009A NL6606009A NL6606009A NL6606009A NL 6606009 A NL6606009 A NL 6606009A NL 6606009 A NL6606009 A NL 6606009A NL 6606009 A NL6606009 A NL 6606009A NL 6606009 A NL6606009 A NL 6606009A
- Authority
- NL
- Netherlands
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/02—Cantilever extension or similar protecting devices
- E21D17/08—Cap joints for obtaining a coal-face free of pit-props
- E21D17/082—Cap joints for obtaining a coal-face free of pit-props of sliding type
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/02—Cantilever extension or similar protecting devices
- E21D17/0206—Hydraulically operated extension 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
- E21D23/04—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
- E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement
- E21D23/063—Retractable cantilever extensions therefor
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)
- Bridges Or Land Bridges (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Door And Window Frames Mounted To Openings (AREA)
- Soil Working Implements (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG43547A DE1221177B (de) | 1965-05-08 | 1965-05-08 | Kappenzug fuer rueckbare hydraulische Ausbaugestelle mit Vorpfaendkappen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6606009A true NL6606009A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) | 1966-11-10 |
Family
ID=7127212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6606009A NL6606009A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) | 1965-05-08 | 1966-05-04 |
Country Status (6)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1483910B1 (de) * | 1966-11-16 | 1969-11-06 | Groetschel Dipl Ing Karl M | Wanderausbauaggregat in Form eines Dreiergespannes |
| DE7033832U (de) * | 1970-09-11 | 1971-01-28 | Gewerk Eisenhuette Westfalia | Gelenkkappe fuer einen wandernden ausbau von bergmaennischen gewinnungsbetrieben. |
| GB1329125A (en) * | 1970-12-02 | 1973-09-05 | Gullick Dobson Ltd | Mine roof supports |
| DE2105795A1 (de) * | 1971-02-08 | 1972-10-05 | Hermann Hemscheidt, Maschinenfabrik, 5600 Wuppertal | Gelenkverbindung für Kappen von hydraulischem Schreitausbau |
| US3877234A (en) * | 1973-05-04 | 1975-04-15 | Banyaszati Kutato Intezet | Advanceable shield support |
| FR2302411A1 (fr) * | 1975-02-27 | 1976-09-24 | Lorraine Houilleres | Chapeau telescopique de soutenement |
| GB1502131A (en) * | 1975-05-22 | 1978-02-22 | Fletcher Sutcliffe Wild Ltd | Mine roof supports |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE900508C (de) * | 1950-05-26 | 1953-12-28 | Daimler Benz Ag | Regelvorrichtung fuer Brennstoffeinspritzpumpen |
| DE915206C (de) * | 1951-11-28 | 1954-08-09 | Alois Schubert | Buerste mit einsetzbarem Borstentraeger |
| DE1164351B (de) * | 1954-09-10 | 1964-03-05 | Hansjoachim Von Hippel Dr Ing | Vorpfaendkappe fuer Stempelausbau |
| DE1182188B (de) * | 1956-06-05 | 1964-11-26 | Hoesch Ag | Vorpfaendeinrichtung |
| FR1176512A (fr) * | 1956-06-05 | 1959-04-13 | Hoesch Westfalenhuette Ag | Dispositif de boisage |
| FR1167165A (fr) * | 1957-02-22 | 1958-11-21 | Piédroit pour mines | |
| US3216202A (en) * | 1962-11-09 | 1965-11-09 | Gullick Ltd | Roof supporting means for mines |
-
1965
- 1965-05-08 DE DEG43547A patent/DE1221177B/de active Pending
-
1966
- 1966-05-04 NL NL6606009A patent/NL6606009A/xx unknown
- 1966-05-05 GB GB19947/66A patent/GB1136275A/en not_active Expired
- 1966-05-06 US US548161A patent/US3312071A/en not_active Expired - Lifetime
- 1966-05-06 BE BE680651D patent/BE680651A/xx not_active IP Right Cessation
- 1966-05-07 ES ES0326458A patent/ES326458A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE680651A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) | 1966-11-07 |
| GB1136275A (en) | 1968-12-11 |
| ES326458A1 (es) | 1967-03-01 |
| US3312071A (en) | 1967-04-04 |
| DE1221177B (de) | 1966-07-21 |