BE647234A - - Google Patents

Info

Publication number
BE647234A
BE647234A BE647234DA BE647234A BE 647234 A BE647234 A BE 647234A BE 647234D A BE647234D A BE 647234DA BE 647234 A BE647234 A BE 647234A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE647234A publication Critical patent/BE647234A/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
    • E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith

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)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Framework For Endless Conveyors (AREA)
BE647234D 1963-04-06 1964-04-28 BE647234A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG37471A DE1224245B (de) 1963-04-06 1963-04-06 Schreitender Strebausbau

Publications (1)

Publication Number Publication Date
BE647234A true BE647234A (enrdf_load_stackoverflow) 1964-08-17

Family

ID=7125638

Family Applications (1)

Application Number Title Priority Date Filing Date
BE647234D BE647234A (enrdf_load_stackoverflow) 1963-04-06 1964-04-28

Country Status (3)

Country Link
BE (1) BE647234A (enrdf_load_stackoverflow)
DE (1) DE1224245B (enrdf_load_stackoverflow)
GB (1) GB995824A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1277272A (fr) * 1961-01-06 1961-11-24 Electro Hydraulics Ltd Perfectionnements apportés aux dispositifs de soutènement pour mines

Also Published As

Publication number Publication date
GB995824A (en) 1965-06-23
DE1224245B (de) 1966-09-08

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