CS209867B2 - Walking reinforcement for the heavy seams - Google Patents

Walking reinforcement for the heavy seams Download PDF

Info

Publication number
CS209867B2
CS209867B2 CS76638A CS63876A CS209867B2 CS 209867 B2 CS209867 B2 CS 209867B2 CS 76638 A CS76638 A CS 76638A CS 63876 A CS63876 A CS 63876A CS 209867 B2 CS209867 B2 CS 209867B2
Authority
CS
Czechoslovakia
Prior art keywords
reinforcement
fixed lower
walking
face
mining
Prior art date
Application number
CS76638A
Other languages
Czech (cs)
English (en)
Inventor
Klaus Beckmann
Heinrich 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 CS209867B2 publication Critical patent/CS209867B2/cs

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/08Advancing mechanisms
    • E21D23/081Advancing mechanisms forming parts of the roof supports
    • E21D23/085Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C35/00Details 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
    • E21C35/08Guiding the machine
    • E21C35/16Guiding the machine by making use of the timbering, filling, or other supports
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0004Mine 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
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0472Supports 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)
CS76638A 1975-03-06 1976-02-02 Walking reinforcement for the heavy seams CS209867B2 (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
CS209867B2 true CS209867B2 (en) 1981-12-31

Family

ID=5940654

Family Applications (1)

Application Number Title Priority Date Filing Date
CS76638A CS209867B2 (en) 1975-03-06 1976-02-02 Walking reinforcement for the heavy seams

Country Status (9)

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

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
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
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
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 (fr) * 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
DE2509810C3 (de) 1979-04-05
FR2303155B1 (fr) 1982-09-10
ZA761232B (en) 1977-02-23
PL108210B1 (pl) 1980-03-31
DE2509810A1 (de) 1976-09-16
CA1029403A (fr) 1978-04-11
US4029361A (en) 1977-06-14
SU694091A3 (ru) 1979-10-25
GB1481155A (en) 1977-07-27
AU1161576A (en) 1977-09-08
FR2303155A1 (fr) 1976-10-01

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