ZA761232B - Improvements in mineral mining installations - Google Patents

Improvements in mineral mining installations

Info

Publication number
ZA761232B
ZA761232B ZA761232A ZA761232A ZA761232B ZA 761232 B ZA761232 B ZA 761232B ZA 761232 A ZA761232 A ZA 761232A ZA 761232 A ZA761232 A ZA 761232A ZA 761232 B ZA761232 B ZA 761232B
Authority
ZA
South Africa
Prior art keywords
mineral mining
mining installations
installations
mineral
mining
Prior art date
Application number
ZA761232A
Other languages
English (en)
Inventor
K Beckmann
H Behr
Original Assignee
Gewerk Eisenhuette Westfalia
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of ZA761232B publication Critical patent/ZA761232B/xx

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
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine
    • E21C35/16—Guiding the machine by making use of the timbering, filling, or other supports
    • 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
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • 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
    • E21D23/0472—Supports specially adapted for people walking or transporting material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Arc Welding In General (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Radiation-Therapy Devices (AREA)
ZA761232A 1975-03-06 1976-03-02 Improvements in mineral mining installations ZA761232B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2509810A DE2509810C3 (de) 1975-03-06 1975-03-06 Schreitender Ausbau für den Einsatz in mächtigen Flözen

Publications (1)

Publication Number Publication Date
ZA761232B true ZA761232B (en) 1977-02-23

Family

ID=5940654

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA761232A ZA761232B (en) 1975-03-06 1976-03-02 Improvements in mineral mining installations

Country Status (9)

Country Link
US (1) US4029361A (cs)
CA (1) CA1029403A (cs)
CS (1) CS209867B2 (cs)
DE (1) DE2509810C3 (cs)
FR (1) FR2303155A1 (cs)
GB (1) GB1481155A (cs)
PL (1) PL108210B1 (cs)
SU (1) SU694091A3 (cs)
ZA (1) ZA761232B (cs)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2027474B (en) * 1978-07-14 1982-12-01 Coal Ind Mineral mining indstallation
DE3237969A1 (de) * 1981-10-23 1983-05-05 Dobson Park Industries PLC, Colwick, Nottingham Wandernder strecken- oder stallausbau
DE3210791A1 (de) * 1982-03-24 1983-10-06 Ruhrkohle Ag Im ausbau integrierter wetter- und fluchtweg
DE3218495A1 (de) * 1982-05-15 1983-11-17 Gebr. Eickhoff Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Vorrichtung zum hereingewinnen maechtiger floeze im untertagebergbau, insbesondere beim abbau von restpfeilern oder beim auffahren eines breitaufhauens
FR2572126B1 (fr) * 1984-10-24 1987-11-27 Midi Houilleres Bassin Centre Dispositif mecanise comportant deux rabots pour l'abattage de minerai dans une taille
DE3718478A1 (de) * 1987-06-02 1988-12-22 G Pk Exi Ugolnogo Mash Kohlengewinnungsaggregat fuer steiles einfallen
DE4024250C3 (de) * 1990-07-31 1999-09-09 Linsingen Heintzmann Anordnung zum Hereingewinnen von als Flöz abgelagerten Mineralien, insbesondere von Kohle
CN101105136A (zh) * 2007-08-10 2008-01-16 郑州煤矿机械集团有限责任公司 四柱支撑掩护式低位放顶煤支架
CN101105135A (zh) * 2007-08-10 2008-01-16 郑州煤矿机械集团有限责任公司 两柱掩护式低位放顶煤液压支架
DE102008047582B3 (de) * 2008-09-17 2010-02-04 Rag Aktiengesellschaft Strebausrüstung mit einem höhenverstellbar auf dem Strebförderer geführten Walzenschrämlader
DE102009006191A1 (de) * 2009-01-27 2010-07-29 Marco Systemanalyse Und Entwicklung Gmbh Verfahren zum Abbau von Kohle
RU2514059C2 (ru) * 2011-10-25 2014-04-27 Александр Александрович Перфилов Механизированная крепь для крутых пластов
RU2535579C1 (ru) * 2013-10-30 2014-12-20 Александр Александрович Перфилов Механизированная крепь для наклонных пластов
RU2539067C1 (ru) * 2014-01-14 2015-01-10 Александр Александрович Перфилов Механизированная крепь для наклонных пластов
CN113586104A (zh) * 2021-07-21 2021-11-02 山西中煤担水沟煤业有限公司 一种液压支架操纵阀组的安全限位装置及液压支架

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1232899B (de) * 1961-07-31 1967-01-26 Eisengiesserei A Beien Mechanisierte Gewinnungs- und Foerdervorrichtung
US3280570A (en) * 1964-03-23 1966-10-25 Gullick Ltd Coal face man-riding carriage
DE1288042B (cs) * 1965-03-04
BE789390A (fr) * 1971-10-02 1973-01-15 Gewerk Eisenhuette Westfalia Chassis de soutenement a boucliers

Also Published As

Publication number Publication date
DE2509810B2 (de) 1978-08-03
FR2303155B1 (cs) 1982-09-10
PL108210B1 (pl) 1980-03-31
DE2509810C3 (de) 1979-04-05
CA1029403A (en) 1978-04-11
FR2303155A1 (fr) 1976-10-01
SU694091A3 (ru) 1979-10-25
DE2509810A1 (de) 1976-09-16
US4029361A (en) 1977-06-14
CS209867B2 (en) 1981-12-31
GB1481155A (en) 1977-07-27
AU1161576A (en) 1977-09-08

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