PL276280A1 - Segment of mechanized mine lining - Google Patents

Segment of mechanized mine lining

Info

Publication number
PL276280A1
PL276280A1 PL27628088A PL27628088A PL276280A1 PL 276280 A1 PL276280 A1 PL 276280A1 PL 27628088 A PL27628088 A PL 27628088A PL 27628088 A PL27628088 A PL 27628088A PL 276280 A1 PL276280 A1 PL 276280A1
Authority
PL
Poland
Prior art keywords
segment
mine lining
mechanized mine
mechanized
lining
Prior art date
Application number
PL27628088A
Other languages
English (en)
Original Assignee
Karagandinskij Polt Institut
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 Karagandinskij Polt Institut filed Critical Karagandinskij Polt Institut
Publication of PL276280A1 publication Critical patent/PL276280A1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Ship Loading And Unloading (AREA)
PL27628088A 1987-12-08 1988-12-08 Segment of mechanized mine lining PL276280A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU4334764 1987-12-08

Publications (1)

Publication Number Publication Date
PL276280A1 true PL276280A1 (en) 1989-07-24

Family

ID=21338812

Family Applications (1)

Application Number Title Priority Date Filing Date
PL27628088A PL276280A1 (en) 1987-12-08 1988-12-08 Segment of mechanized mine lining

Country Status (5)

Country Link
CN (1) CN1034037A (instruction)
DE (1) DE3841407A1 (instruction)
HU (1) HUT57379A (instruction)
IN (1) IN169717B (instruction)
PL (1) PL276280A1 (instruction)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105888712B (zh) * 2016-04-16 2018-02-02 太原理工大学 一种放顶煤主动破碎液压支架
CN110671141A (zh) * 2019-10-28 2020-01-10 陕西开拓建筑科技有限公司 一种薄煤层分采分运开采液压支架及开采方法

Also Published As

Publication number Publication date
CN1034037A (zh) 1989-07-19
IN169717B (instruction) 1991-12-14
HUT57379A (en) 1991-11-28
DE3841407A1 (de) 1989-06-22

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