PL250634A1 - Apparatus for placing units of self-advancing hydraulic roof supports in underground mine workings in particular longwall workings - Google Patents

Apparatus for placing units of self-advancing hydraulic roof supports in underground mine workings in particular longwall workings

Info

Publication number
PL250634A1
PL250634A1 PL25063484A PL25063484A PL250634A1 PL 250634 A1 PL250634 A1 PL 250634A1 PL 25063484 A PL25063484 A PL 25063484A PL 25063484 A PL25063484 A PL 25063484A PL 250634 A1 PL250634 A1 PL 250634A1
Authority
PL
Poland
Prior art keywords
workings
self
underground mine
roof supports
advancing hydraulic
Prior art date
Application number
PL25063484A
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 PL250634A1 publication Critical patent/PL250634A1/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
    • E21D23/0082—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
    • E21D23/08—Advancing mechanisms
    • E21D23/10—Advancing mechanisms with advancing devices separate from the supporting construction

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)
  • Revetment (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Earth Drilling (AREA)
PL25063484A 1983-11-30 1984-11-29 Apparatus for placing units of self-advancing hydraulic roof supports in underground mine workings in particular longwall workings PL250634A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833343311 DE3343311A1 (en) 1983-11-30 1983-11-30 Arrangement for placing hydraulic self-advancing powered support units in an underground winning operation, in particular in a steep face

Publications (1)

Publication Number Publication Date
PL250634A1 true PL250634A1 (en) 1985-07-30

Family

ID=6215668

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25063484A PL250634A1 (en) 1983-11-30 1984-11-29 Apparatus for placing units of self-advancing hydraulic roof supports in underground mine workings in particular longwall workings

Country Status (4)

Country Link
DE (1) DE3343311A1 (en)
ES (1) ES538089A0 (en)
FR (1) FR2555660A1 (en)
PL (1) PL250634A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2461714C1 (en) * 2011-04-25 2012-09-20 Александр Александрович Перфилов Powered support for steep beds
RU2487244C1 (en) * 2011-11-09 2013-07-10 Александр Александрович Перфилов Powered support for steep beds
RU2482277C1 (en) * 2011-12-05 2013-05-20 Александр Александрович Перфилов Powered support for steep beds
RU2535579C1 (en) * 2013-10-30 2014-12-20 Александр Александрович Перфилов Powered support for sloping beds
RU2548258C1 (en) * 2014-03-25 2015-04-20 Александр Александрович Перфилов Powered roof support for steep and dipping formations

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3041101A1 (en) * 1980-10-31 1982-06-09 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen DEVICE FOR DEGRADING STEEL STORAGE DEPTHS, IN PARTICULAR CARBON, AND METHOD FOR INSERTING THE DISCHARGE DEVICE IN THE STEEPING TARGET
DE3300167A1 (en) * 1982-01-08 1983-07-21 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Arrangement for working steep deposits, in particular coal seams

Also Published As

Publication number Publication date
DE3343311A1 (en) 1985-06-05
FR2555660A1 (en) 1985-05-31
ES8603974A1 (en) 1986-01-01
ES538089A0 (en) 1986-01-01

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