FR1423450A - Improvements to mine roof supports - Google Patents
Improvements to mine roof supportsInfo
- Publication number
- FR1423450A FR1423450A FR4258A FR4258A FR1423450A FR 1423450 A FR1423450 A FR 1423450A FR 4258 A FR4258 A FR 4258A FR 4258 A FR4258 A FR 4258A FR 1423450 A FR1423450 A FR 1423450A
- Authority
- FR
- France
- Prior art keywords
- mine roof
- roof supports
- supports
- mine
- roof
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- E21D23/12—Control, e.g. using remote control
- E21D23/14—Effecting automatic sequential movement of supports, e.g. one behind the other
-
- 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
- E21D23/12—Control, e.g. using remote control
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)
- Radiation-Therapy Devices (AREA)
- Medicines Containing Plant Substances (AREA)
- Component Parts Of Construction Machinery (AREA)
- Guiding Agricultural Machines (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5273/64A GB1085274A (en) | 1964-02-07 | 1964-02-07 | Improvements in or relating to mine roof supports and the operation thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1423450A true FR1423450A (en) | 1966-01-03 |
Family
ID=9792986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR4258A Expired FR1423450A (en) | 1964-02-07 | 1965-02-03 | Improvements to mine roof supports |
Country Status (7)
Country | Link |
---|---|
US (1) | US3320001A (en) |
AT (1) | AT262918B (en) |
BE (1) | BE659323A (en) |
DE (2) | DE1280786B (en) |
FR (1) | FR1423450A (en) |
GB (1) | GB1085274A (en) |
NL (1) | NL6501478A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2437487A1 (en) * | 1978-07-27 | 1980-04-25 | Gewerk Eisenhuette Westfalia | Advancing mine support system for face conveyor - has switches operated by travel of cutting machine, and controlling valve operating system |
FR2477626A1 (en) * | 1980-03-08 | 1981-09-11 | Gewerk Eisenhuette Westfalia | ELECTRICAL CONTROL DEVICE FOR UNDERGROUND MACHINES FOR THE EXTRACTION OF ORES, SIZE-CONTAINING BANDS, AND / OR SIZE-CONTAINING ELEMENTS OR THE LIKE |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1231646B (en) * | 1965-07-07 | 1967-01-05 | Eickhoff Geb | Method and device for controlling clearance equipment in underground mining after the extraction equipment |
GB1210069A (en) * | 1967-06-08 | 1970-10-28 | Gullick Ltd | Improvements in or relating to mining equipment control systems responsive to the passage of a body |
US4159671A (en) * | 1974-08-20 | 1979-07-03 | Allen Archelaius D | Self-advancing mine roof supports |
JPS5339201A (en) * | 1976-09-22 | 1978-04-11 | Taiheiyo Eng | Automatic conveyor transferring apparatus |
GB2066340B (en) * | 1979-11-22 | 1983-03-16 | Dowty Mining Equipment Ltd | Mining apparatus |
DE3045452C1 (en) * | 1980-12-02 | 1982-07-01 | Siemens AG, 1000 Berlin und 8000 München | Arrangement for controlling a progressive development in underground mining |
DE3111875A1 (en) * | 1981-03-26 | 1982-10-14 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | ELECTROHYDRAULIC EXTENSION CONTROL FOR UNDERGROUND MINING COMPANIES |
AU8549282A (en) * | 1981-07-16 | 1983-01-20 | Dowty Mining Equipment Ltd. | Hydraulically operated mine roof support |
DE3835755A1 (en) * | 1988-10-20 | 1990-04-26 | Hemscheidt Maschf Hermann | ELECTROHYDRAULIC CONTROL DEVICE FOR HYDRAULIC SCREW REMOVAL UNITS |
DE4103545A1 (en) * | 1991-02-06 | 1992-08-13 | Bochumer Eisen Heintzmann | DEVICE FOR RECOVERING MINERAL RAW MATERIALS, ESPECIALLY COAL |
DE19982113D2 (en) | 1998-10-21 | 2000-11-16 | Tiefenbach Bergbautechnik Gmbh | Control for longwall construction |
CN113266408A (en) * | 2021-06-21 | 2021-08-17 | 常州联力自动化科技有限公司 | Method for detecting and locking personnel under support based on image recognition technology |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1069548B (en) * | 1959-11-26 | |||
US2760134A (en) * | 1953-06-05 | 1956-08-21 | Nat Pneumatic Co Inc | Coded electrical control system for motor operated doors |
GB823128A (en) * | 1955-02-23 | 1959-11-04 | Dowty Mining Equipment Ltd | Improvements in and relating to mine roof support systems |
DE1109629B (en) * | 1958-09-20 | 1961-06-29 | Hoesch Bergbautechnik G M B H | Arrangement for mechanized longwall mining |
FR1271386A (en) * | 1959-10-12 | 1961-09-08 | Coal Industry Patents Ltd | Roof supports for mining galleries |
FR1347827A (en) * | 1962-11-20 | 1964-01-04 | Dowty Technical Dev Ltd | Control device for the movement of the support struts of the roof of a mine and the shifting of the extraction conveyor |
US3243964A (en) * | 1963-04-15 | 1966-04-05 | Dowty Technical Dev Ltd | Mining apparatus |
-
1964
- 1964-02-07 GB GB5273/64A patent/GB1085274A/en not_active Expired
-
1965
- 1965-01-18 US US426070A patent/US3320001A/en not_active Expired - Lifetime
- 1965-02-03 FR FR4258A patent/FR1423450A/en not_active Expired
- 1965-02-03 DE DEG42738A patent/DE1280786B/en active Pending
- 1965-02-03 DE DEG31636U patent/DE1964202U/en not_active Expired
- 1965-02-04 AT AT100765A patent/AT262918B/en active
- 1965-02-05 NL NL6501478A patent/NL6501478A/xx unknown
- 1965-02-05 BE BE659323D patent/BE659323A/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2437487A1 (en) * | 1978-07-27 | 1980-04-25 | Gewerk Eisenhuette Westfalia | Advancing mine support system for face conveyor - has switches operated by travel of cutting machine, and controlling valve operating system |
FR2477626A1 (en) * | 1980-03-08 | 1981-09-11 | Gewerk Eisenhuette Westfalia | ELECTRICAL CONTROL DEVICE FOR UNDERGROUND MACHINES FOR THE EXTRACTION OF ORES, SIZE-CONTAINING BANDS, AND / OR SIZE-CONTAINING ELEMENTS OR THE LIKE |
Also Published As
Publication number | Publication date |
---|---|
NL6501478A (en) | 1965-08-09 |
GB1085274A (en) | 1967-09-27 |
US3320001A (en) | 1967-05-16 |
DE1280786B (en) | 1968-10-24 |
AT262918B (en) | 1968-07-10 |
BE659323A (en) | 1965-05-28 |
DE1964202U (en) | 1967-07-20 |
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