GB931097A - Improvements relating to mine supporting equipment - Google Patents
Improvements relating to mine supporting equipmentInfo
- Publication number
- GB931097A GB931097A GB2609659A GB2609659A GB931097A GB 931097 A GB931097 A GB 931097A GB 2609659 A GB2609659 A GB 2609659A GB 2609659 A GB2609659 A GB 2609659A GB 931097 A GB931097 A GB 931097A
- Authority
- GB
- United Kingdom
- Prior art keywords
- improvements relating
- supporting equipment
- mine supporting
- advancing
- props
- 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
- 238000010276 construction Methods 0.000 abstract 1
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
- E21D23/0056—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with individual advancing shifting devices
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)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
931,097. Apparatus for setting and removing advancing mine roof supports. GUTEHOFFNUNGSHUTTE STERKRADE A.G. July 29, 1959 [Aug. 23, 1958], No. 26096/59. Class 20 (2). A device 7 having a ram for advancing longwall support frames 1, see also Figs. 1, 2 and 3 (not shown), is provided with relatively staggered auxiliary props 9, 10 of multiple telescopic construction. The device 7 also incorporates control means for actuating the relief valves of the hydraulic props of the frames 1 and a pump for extending same.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG0025177 | 1958-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB931097A true GB931097A (en) | 1963-07-10 |
Family
ID=7122595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2609659A Expired GB931097A (en) | 1958-08-23 | 1959-07-29 | Improvements relating to mine supporting equipment |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE580613A (en) |
| GB (1) | GB931097A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3352117A (en) * | 1964-11-12 | 1967-11-14 | Dobson Ltd W E & F | Driving gear anchor means for mines |
| CN107989641A (en) * | 2017-12-27 | 2018-05-04 | 中国煤炭科工集团太原研究院有限公司 | Coal mine return air gate road without supporting outfit repeatedly |
| CN114060076A (en) * | 2021-10-13 | 2022-02-18 | 湖南科技学院 | Tunnel engineering is with fender bracket that takes precautions against earthquakes |
-
1959
- 1959-07-11 BE BE580613A patent/BE580613A/en unknown
- 1959-07-29 GB GB2609659A patent/GB931097A/en not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3352117A (en) * | 1964-11-12 | 1967-11-14 | Dobson Ltd W E & F | Driving gear anchor means for mines |
| CN107989641A (en) * | 2017-12-27 | 2018-05-04 | 中国煤炭科工集团太原研究院有限公司 | Coal mine return air gate road without supporting outfit repeatedly |
| CN107989641B (en) * | 2017-12-27 | 2024-02-06 | 中国煤炭科工集团太原研究院有限公司 | Complete equipment without repeated support for coal mine return air gate roadway |
| CN114060076A (en) * | 2021-10-13 | 2022-02-18 | 湖南科技学院 | Tunnel engineering is with fender bracket that takes precautions against earthquakes |
| CN114060076B (en) * | 2021-10-13 | 2023-10-27 | 湖南科技学院 | Shock-proof protection frame for tunnel engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| BE580613A (en) | 1959-11-03 |
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