PL143149B1 - Apparatus for supporting roofs in steep deposits in particular in coal seams - Google Patents

Apparatus for supporting roofs in steep deposits in particular in coal seams Download PDF

Info

Publication number
PL143149B1
PL143149B1 PL24556684A PL24556684A PL143149B1 PL 143149 B1 PL143149 B1 PL 143149B1 PL 24556684 A PL24556684 A PL 24556684A PL 24556684 A PL24556684 A PL 24556684A PL 143149 B1 PL143149 B1 PL 143149B1
Authority
PL
Poland
Prior art keywords
casing
guide
sections
articulated
wall
Prior art date
Application number
PL24556684A
Other languages
English (en)
Polish (pl)
Other versions
PL245566A1 (en
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
Priority claimed from DE19833300167 external-priority patent/DE3300167A1/de
Application filed by Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of PL245566A1 publication Critical patent/PL245566A1/xx
Publication of PL143149B1 publication Critical patent/PL143149B1/pl

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
    • E21D23/0082—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor specially adapted for vertical or steep gradient seams
    • 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
    • E21D23/0481—Supports specially adapted for use in combination with the placing of filling-up materials
    • 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
    • E21D23/083—Advancing mechanisms forming parts of the roof supports acting on a firm abutment adapted thereto

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)
  • Rehabilitation Tools (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Crushing And Grinding (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
PL24556684A 1983-01-05 1984-01-03 Apparatus for supporting roofs in steep deposits in particular in coal seams PL143149B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833300167 DE3300167A1 (de) 1982-01-08 1983-01-05 Einrichtung zum abbau steilstehender lagerstaetten, insbesondere kohlenfloeze

Publications (2)

Publication Number Publication Date
PL245566A1 PL245566A1 (en) 1984-08-27
PL143149B1 true PL143149B1 (en) 1988-01-30

Family

ID=6187743

Family Applications (1)

Application Number Title Priority Date Filing Date
PL24556684A PL143149B1 (en) 1983-01-05 1984-01-03 Apparatus for supporting roofs in steep deposits in particular in coal seams

Country Status (4)

Country Link
CS (1) CS276970B6 (cs)
ES (1) ES528727A0 (cs)
FR (1) FR2538852B1 (cs)
PL (1) PL143149B1 (cs)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7203302U (de) * 1972-08-17 Schnelle H Abstandskontrolleinrichtung für Schreitausbaugespanne
DE1169878B (de) * 1960-01-20 1964-05-14 Hoesch Bergbautechnik G M B H Einrichtung an hydraulisch arbeitenden Ausbaurahmen
FR1272031A (fr) * 1960-06-28 1961-09-22 Dispositif de soutènement marchant pour couches inclinées notamment dans les mines
BE755692Q (fr) * 1967-10-13 1971-02-15 Kopalnia Wegla Kamiennego Gliw Procede pour le maintien des chantiers d'abattage miniers dans les dressants et installation pour la mise en oeuvre de ce procede
DE2350401B2 (de) * 1973-10-08 1976-05-06 Rheinstahl Ag, 4300 Essen Widerlagerbalken zum ruecken der mit ihm verbundenen ausbaueinheiten und eines strebfoerderers
DE2604316C3 (de) * 1976-02-05 1985-06-05 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Führungs- und Richteinrichtung für rückbare Ausbaugestelle
DE2748396C2 (de) * 1977-10-28 1985-08-08 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Höhenveränderliche Versatzabschirmung, insbesondere für Blasversatzbetriebe
DE7804706U1 (de) * 1978-02-17 1978-10-26 Lampferhoff, Aloys, 4650 Gelsenkirchen-Horst Positionierungs- und stabilisierungsvorrichtung fuer schreitausbau
DE2942943C2 (de) * 1979-10-24 1981-11-26 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Vorrichtung zum Aufrechterhalten des vorgegebenen Mittenabstandes der Ausbauelemente eines Schreitausbaues für den Langfrontenabbau
PL125592B1 (en) * 1980-04-03 1983-05-31 Ct Kt Maszyn Gorniczych Komag Walking roof support unit for inclined deposits
PL131871B1 (en) * 1980-06-19 1985-01-31 Ct Kt Maszyn Gorniczych Komag Shiftable filling dam

Also Published As

Publication number Publication date
CS276970B6 (en) 1992-11-18
ES8407149A1 (es) 1984-08-16
FR2538852B1 (fr) 1986-07-11
PL245566A1 (en) 1984-08-27
ES528727A0 (es) 1984-08-16
FR2538852A1 (fr) 1984-07-06
CS7784A3 (en) 1992-05-13

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