CS253703B2 - Mechanized support system for mining - Google Patents
Mechanized support system for mining Download PDFInfo
- Publication number
- CS253703B2 CS253703B2 CS803409A CS340980A CS253703B2 CS 253703 B2 CS253703 B2 CS 253703B2 CS 803409 A CS803409 A CS 803409A CS 340980 A CS340980 A CS 340980A CS 253703 B2 CS253703 B2 CS 253703B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- wall
- reinforcement
- support member
- hydraulic
- additional
- Prior art date
Links
- 238000005065 mining Methods 0.000 title claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 66
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 239000000758 substrate Substances 0.000 claims 1
- 239000011800 void material Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 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
- E21D23/0086—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries
- E21D23/0091—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries at the junction with the working face
-
- 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
- E21F13/06—Transport of mined material at or adjacent to the working face
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)
- Excavating Of Shafts Or Tunnels (AREA)
- Bridges Or Land Bridges (AREA)
- Braking Arrangements (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Tents Or Canopies (AREA)
- Attitude Control For Articles On Conveyors (AREA)
- Lining And Supports For Tunnels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU79KO2993A HU179502B (en) | 1979-05-23 | 1979-05-23 | Mechanized mining longwall method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS253703B2 true CS253703B2 (en) | 1987-12-17 |
Family
ID=10998129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS803409A CS253703B2 (en) | 1979-05-23 | 1980-05-16 | Mechanized support system for mining |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4324509A (ro) |
| CS (1) | CS253703B2 (ro) |
| DE (1) | DE3008048C2 (ro) |
| FR (1) | FR2457374A1 (ro) |
| GB (1) | GB2055135B (ro) |
| HU (1) | HU179502B (ro) |
| MA (1) | MA18793A1 (ro) |
| PL (1) | PL125101B1 (ro) |
| RO (1) | RO86526B (ro) |
| YU (1) | YU137280A (ro) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU185039B (en) * | 1981-04-13 | 1984-11-28 | Koezponti Banyaszati Fejleszte | Apparatus for provoding for support at the crossing of face entries |
| DE3237969A1 (de) * | 1981-10-23 | 1983-05-05 | Dobson Park Industries PLC, Colwick, Nottingham | Wandernder strecken- oder stallausbau |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA839498A (en) * | 1970-04-21 | Evgenievich Yazvitsky Pavel | Mine roof support assembly | |
| GB1098972A (en) * | 1964-04-17 | 1968-01-10 | Coal Industry Patents Ltd | Anchoring apparatus for armoured face conveyors |
| GB1101355A (en) * | 1964-04-30 | 1968-01-31 | Coal Industry Patents Ltd | Anchoring arrangements for mine face conveyors |
| GB1089968A (en) * | 1965-08-19 | 1967-11-08 | Wild A G & Co Ltd | Improvements in or relating to anchor stations for coal mine conveyors |
| FR1516093A (fr) * | 1967-01-17 | 1968-03-08 | Podmoskovny G Pk I Exi Gornogo | Soutènement mécanisé pour jonction taille-voie |
| DE1483939A1 (de) * | 1967-01-23 | 1969-09-25 | Podmoskovny G Pk I Exi Gornogo | Mechanisierter Grubenausbau zum Abstuetzen der Verbindungsstelle zwischen Abbaustreb und Abbaustrecken |
| US3855805A (en) * | 1973-02-12 | 1974-12-24 | Taiheiyo Coal Mining Co Ltd | Gate self-advancing support |
| DE2533903C3 (de) * | 1975-07-29 | 1981-07-16 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schreitende Ausbaueinheit für den Strebausbau im Bereich des Streb-Streckenüberganges und für die Verlagerung der Antriebsstation eines Strebförderers und/oder einer Gewinnungseinrichtung |
| DE2632307A1 (de) * | 1976-07-17 | 1978-01-26 | Hemscheidt Maschf Hermann | Streckenausbaugespann fuer den uebergangsbereich streb-strecke |
| DE2646562B2 (de) * | 1976-10-15 | 1978-11-02 | Bochumer Eisenhuette Heintzmann Gmbh & Co, 4630 Bochum | Hilfsausbau für den Übergang Streb-Strecke |
-
1979
- 1979-05-23 HU HU79KO2993A patent/HU179502B/hu not_active IP Right Cessation
-
1980
- 1980-03-03 DE DE3008048A patent/DE3008048C2/de not_active Expired
- 1980-03-28 MA MA18992A patent/MA18793A1/fr unknown
- 1980-03-31 FR FR8007192A patent/FR2457374A1/fr active Granted
- 1980-04-14 PL PL1980223455A patent/PL125101B1/pl unknown
- 1980-05-13 GB GB8015878A patent/GB2055135B/en not_active Expired
- 1980-05-16 CS CS803409A patent/CS253703B2/cs unknown
- 1980-05-20 RO RO101179A patent/RO86526B/ro unknown
- 1980-05-21 US US06/151,774 patent/US4324509A/en not_active Expired - Lifetime
- 1980-05-21 YU YU01372/80A patent/YU137280A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2457374B1 (ro) | 1984-06-15 |
| DE3008048C2 (de) | 1985-02-07 |
| US4324509A (en) | 1982-04-13 |
| GB2055135B (en) | 1983-06-02 |
| MA18793A1 (fr) | 1980-10-01 |
| HU179502B (en) | 1982-10-28 |
| FR2457374A1 (fr) | 1980-12-19 |
| DE3008048A1 (de) | 1980-12-11 |
| PL125101B1 (en) | 1983-03-31 |
| GB2055135A (en) | 1981-02-25 |
| RO86526B (ro) | 1985-03-31 |
| PL223455A1 (ro) | 1981-02-27 |
| RO86526A (ro) | 1985-03-15 |
| YU137280A (en) | 1983-04-30 |
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