CS261782A2 - Mechanized support for transition securing between face and entry - Google Patents
Mechanized support for transition securing between face and entryInfo
- Publication number
- CS261782A2 CS261782A2 CS822617A CS261782A CS261782A2 CS 261782 A2 CS261782 A2 CS 261782A2 CS 822617 A CS822617 A CS 822617A CS 261782 A CS261782 A CS 261782A CS 261782 A2 CS261782 A2 CS 261782A2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- securing
- entry
- transition
- face
- mechanized support
- Prior art date
Links
- 230000007704 transition Effects 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
- E21D23/0086—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
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)
- Excavating Of Shafts Or Tunnels (AREA)
- Chain Conveyers (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Processing Of Meat And Fish (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU81947A HU185039B (en) | 1981-04-13 | 1981-04-13 | Apparatus for provoding for support at the crossing of face entries |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS261782A2 true CS261782A2 (en) | 1989-08-14 |
| CS268653B2 CS268653B2 (en) | 1990-04-11 |
Family
ID=10952161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS822617A CS268653B2 (en) | 1981-04-13 | 1982-04-13 | Mechanized support for transition securing between face and entry |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4416566A (cs) |
| AU (1) | AU549515B2 (cs) |
| CS (1) | CS268653B2 (cs) |
| DE (1) | DE3213601C2 (cs) |
| GB (1) | GB2097050B (cs) |
| HU (1) | HU185039B (cs) |
| YU (1) | YU43073B (cs) |
| ZA (1) | ZA822482B (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7331735B2 (en) * | 2004-11-03 | 2008-02-19 | Mckenzie Jefferson D | Apparatus, system, and method for supporting a gate entry for underground full extraction mining |
| CN102472102B (zh) | 2009-07-10 | 2015-03-11 | 乔伊·姆·特拉华公司 | 长壁开采顶板支撑件 |
| CN102182486A (zh) * | 2011-04-01 | 2011-09-14 | 中煤北京煤矿机械有限责任公司 | 大落差过渡支架 |
| CN103046944B (zh) * | 2012-12-26 | 2015-04-22 | 三一重型装备有限公司 | 液压支架 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3072241A (en) * | 1959-09-09 | 1963-01-08 | Gewerk Eisenhuette Westfalia | Apparatus for displacing a longitudinal mining conveyor |
| US3447328A (en) * | 1966-04-30 | 1969-06-03 | Bergwerksverband Gmbh | Mine roof supports |
| DE1483939A1 (de) * | 1967-01-23 | 1969-09-25 | Podmoskovny G Pk I Exi Gornogo | Mechanisierter Grubenausbau zum Abstuetzen der Verbindungsstelle zwischen Abbaustreb und Abbaustrecken |
| GB1259785A (en) * | 1968-04-26 | 1972-01-12 | Gewerk Eisenhuette Westfalia | A mineral mining installation |
| DE2219272A1 (de) * | 1972-04-20 | 1973-11-08 | Gewerk Eisenhuette Westfalia | Vorrichtung zur verankerung der antriebsstation, insbesondere der hilfsantriebsstation, eines kettenkratzfoerderers in bergbau-gewinnungsbetrieben |
| 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 |
| HU179502B (en) * | 1979-05-23 | 1982-10-28 | Koezponti Banyaszati Fejleszte | Mechanized mining longwall method |
-
1981
- 1981-04-13 HU HU81947A patent/HU185039B/hu unknown
-
1982
- 1982-04-01 GB GB8209696A patent/GB2097050B/en not_active Expired
- 1982-04-12 YU YU794/82A patent/YU43073B/xx unknown
- 1982-04-13 ZA ZA822482A patent/ZA822482B/xx unknown
- 1982-04-13 AU AU82563/82A patent/AU549515B2/en not_active Ceased
- 1982-04-13 DE DE3213601A patent/DE3213601C2/de not_active Expired
- 1982-04-13 CS CS822617A patent/CS268653B2/cs unknown
- 1982-04-13 US US06/367,841 patent/US4416566A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| AU549515B2 (en) | 1986-01-30 |
| CS268653B2 (en) | 1990-04-11 |
| US4416566A (en) | 1983-11-22 |
| DE3213601C2 (de) | 1986-11-20 |
| YU79482A (en) | 1986-06-30 |
| ZA822482B (en) | 1983-04-27 |
| HU185039B (en) | 1984-11-28 |
| GB2097050B (en) | 1984-12-12 |
| DE3213601A1 (de) | 1982-12-02 |
| AU8256382A (en) | 1982-10-21 |
| YU43073B (en) | 1989-02-28 |
| GB2097050A (en) | 1982-10-27 |
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