ZA746370B - A travelling mine support for underground mining operations - Google Patents

A travelling mine support for underground mining operations

Info

Publication number
ZA746370B
ZA746370B ZA00746370A ZA746370A ZA746370B ZA 746370 B ZA746370 B ZA 746370B ZA 00746370 A ZA00746370 A ZA 00746370A ZA 746370 A ZA746370 A ZA 746370A ZA 746370 B ZA746370 B ZA 746370B
Authority
ZA
South Africa
Prior art keywords
travelling
underground mining
mining operations
mine support
mine
Prior art date
Application number
ZA00746370A
Inventor
M Koppers
F Kuehnapfel
Original Assignee
Rheinstahl Ag
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 Rheinstahl Ag filed Critical Rheinstahl Ag
Publication of ZA746370B publication Critical patent/ZA746370B/en

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

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)
  • Escalators And Moving Walkways (AREA)
  • Bridges Or Land Bridges (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
ZA00746370A 1973-10-08 1974-10-07 A travelling mine support for underground mining operations ZA746370B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732350401 DE2350401B2 (en) 1973-10-08 1973-10-08 ABSTRACT BEAM TO THE BACK OF THE CONNECTED EXTENSION UNITS AND A STRUT CONVEYOR

Publications (1)

Publication Number Publication Date
ZA746370B true ZA746370B (en) 1976-01-28

Family

ID=5894796

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00746370A ZA746370B (en) 1973-10-08 1974-10-07 A travelling mine support for underground mining operations

Country Status (5)

Country Link
US (1) US3890793A (en)
DE (1) DE2350401B2 (en)
FR (1) FR2246722B1 (en)
GB (1) GB1457048A (en)
ZA (1) ZA746370B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2813094C2 (en) * 1978-03-25 1986-12-18 Gewerkschaft Eisenhütte Westfalia GmbH, 4670 Lünen Connection between an expansion used in underground mining and the conveyor
DE2942943C2 (en) * 1979-10-24 1981-11-26 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Device for maintaining the specified center-to-center distance of the support elements of a step support for the dismantling of long fronts
PL143149B1 (en) * 1983-01-05 1988-01-30 Gewerk Eisenhuette Westfalia Apparatus for supporting roofs in steep deposits in particular in coal seams

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1941094C3 (en) * 1969-08-13 1978-09-14 Gewerkschaft Eisenhuette Westfalia, 4670 Luenen Bracing device of a face conveyor in the route

Also Published As

Publication number Publication date
GB1457048A (en) 1976-12-01
US3890793A (en) 1975-06-24
AU7295574A (en) 1976-03-11
FR2246722A1 (en) 1975-05-02
DE2350401A1 (en) 1975-04-17
FR2246722B1 (en) 1977-03-25
DE2350401B2 (en) 1976-05-06

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