YU97979A - Assembly of a protective roof support in mines - Google Patents

Assembly of a protective roof support in mines

Info

Publication number
YU97979A
YU97979A YU97979A YU97979A YU97979A YU 97979 A YU97979 A YU 97979A YU 97979 A YU97979 A YU 97979A YU 97979 A YU97979 A YU 97979A YU 97979 A YU97979 A YU 97979A
Authority
YU
Yugoslavia
Prior art keywords
mines
assembly
roof support
protective roof
protective
Prior art date
Application number
YU97979A
Other languages
English (en)
Inventor
S Romanowicz
E Janik
Original Assignee
Central Osrodek Projekt Konstr
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 Central Osrodek Projekt Konstr filed Critical Central Osrodek Projekt Konstr
Publication of YU97979A publication Critical patent/YU97979A/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
    • E21D23/04—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
    • E21D23/0427—Shield operating devices; Hinges therefor
    • 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
    • E21D23/0034—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 comprising a goaf shield articulated to a base member

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)
  • Tents Or Canopies (AREA)
  • Working Measures On Existing Buildindgs (AREA)
YU97979A 1978-05-22 1979-04-24 Assembly of a protective roof support in mines YU97979A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL5953978 1978-05-22

Publications (1)

Publication Number Publication Date
YU97979A true YU97979A (en) 1982-08-31

Family

ID=19936475

Family Applications (1)

Application Number Title Priority Date Filing Date
YU97979A YU97979A (en) 1978-05-22 1979-04-24 Assembly of a protective roof support in mines

Country Status (4)

Country Link
AT (1) AT364335B (de)
DE (1) DE2920203A1 (de)
GB (1) GB2021669B (de)
YU (1) YU97979A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3038629C2 (de) * 1980-10-13 1983-12-22 Thyssen Industrie Ag, 4300 Essen Schildausbaugestell für Untertageausbauten
HU203803B (en) * 1988-02-11 1991-09-30 Gyoergy Szentai Supporting device for supporting mine space
CN108468560B (zh) * 2018-05-30 2024-03-26 西安科技大学 一种急倾斜煤层伪俯斜长壁z字形支架开采装置及方法

Also Published As

Publication number Publication date
ATA338879A (de) 1981-03-15
GB2021669B (en) 1982-05-12
GB2021669A (en) 1979-12-05
AT364335B (de) 1981-10-12
DE2920203A1 (de) 1979-11-29

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