GB969902A - Roof support structure for a coal working face gallery - Google Patents
Roof support structure for a coal working face galleryInfo
- Publication number
- GB969902A GB969902A GB987861A GB987861A GB969902A GB 969902 A GB969902 A GB 969902A GB 987861 A GB987861 A GB 987861A GB 987861 A GB987861 A GB 987861A GB 969902 A GB969902 A GB 969902A
- Authority
- GB
- United Kingdom
- Prior art keywords
- roof support
- support structure
- working face
- coal working
- march
- 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
- 239000003245 coal Substances 0.000 title 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
- E21D23/0047—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor without essential 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
-
- 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
- E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
- E21D23/0073—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices 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
- E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement
-
- 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
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/02—Supporting means, e.g. shuttering, for filling-up materials
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)
- Load-Engaging Elements For Cranes (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
969,902. Mine roof supports for inclined seams. GEWERKSCHAFT EISENHUTTE WESTFALIA. March 17, 1961 [March 24, 1960], No. 9878/61. Heading E1E. A mine roof support for use in steep measures comprises a telescopic roof bar 22, 23 which has a locking device 24 and is mounted on a relatively sliding hydraulic prop 14, 15 and stowing wall unit 16 - - 21. A series of such supports are arranged in parallel relationship for alternate advancement being suitably interconnected by a flat rope 27 and tension chains 25, 26. Specification 844,391 is referred to.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEG29300A DE1166123B (en) | 1960-03-24 | 1960-03-24 | Expansion of a coal extraction company in steep storage |
Publications (1)
Publication Number | Publication Date |
---|---|
GB969902A true GB969902A (en) | 1964-09-16 |
Family
ID=7123705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB987861A Expired GB969902A (en) | 1960-03-24 | 1961-03-17 | Roof support structure for a coal working face gallery |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE601765A (en) |
DE (1) | DE1166123B (en) |
FR (1) | FR1279025A (en) |
GB (1) | GB969902A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113153288A (en) * | 2021-04-20 | 2021-07-23 | 中国煤炭科工集团太原研究院有限公司 | Complete equipment for tunneling steep roadway and tunneling method |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1224248B (en) * | 1964-11-17 | 1966-09-08 | Hermann Schwarz Kommanditgesel | Extension frame and thus feasible mining process for coal fines |
PL131871B1 (en) * | 1980-06-19 | 1985-01-31 | Ct Kt Maszyn Gorniczych Komag | Shiftable filling dam |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1067391B (en) * | 1959-10-22 | |||
DE930024C (en) * | 1940-12-04 | 1955-07-07 | Hans Joachim Von Dr-Ing Hippel | Longwall mining |
DE733963C (en) * | 1940-12-11 | 1943-04-06 | Hans Joachim Von Hippel Dr Ing | Device for breaking down powerful floeze with a broad view |
DE945441C (en) * | 1944-08-18 | 1956-07-12 | Gerhard Werner | Method and device for dismantling and removing steep camp sites |
DE970540C (en) * | 1949-03-10 | 1958-10-02 | Dipl Berging Curt Boie | Framework for progressive expansion in brown coal longwall mining |
FR1043173A (en) * | 1951-08-22 | 1953-11-06 | Mine props | |
DE1043257B (en) * | 1956-09-18 | 1958-11-13 | Bergwerksverband Gmbh | Method to keep the offset in struts with overhanging offset of the steep and half-steep storage |
FR1190532A (en) * | 1957-07-05 | 1959-10-13 | Dobson Ltd W E & F | Improvements to ceiling supports for underground mines |
FR1201174A (en) * | 1957-08-10 | 1959-12-29 | Gewerk Eisenhuette Westfalia | Method and device for controlling a hydraulic support, usable in particular in mines |
-
1960
- 1960-03-24 DE DEG29300A patent/DE1166123B/en active Pending
- 1960-06-30 FR FR851598A patent/FR1279025A/en not_active Expired
-
1961
- 1961-03-17 GB GB987861A patent/GB969902A/en not_active Expired
- 1961-03-24 BE BE601765A patent/BE601765A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113153288A (en) * | 2021-04-20 | 2021-07-23 | 中国煤炭科工集团太原研究院有限公司 | Complete equipment for tunneling steep roadway and tunneling method |
Also Published As
Publication number | Publication date |
---|---|
BE601765A (en) | 1961-09-25 |
FR1279025A (en) | 1961-12-15 |
DE1166123B (en) | 1964-03-26 |
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