NL6613170A - - Google Patents

Info

Publication number
NL6613170A
NL6613170A NL6613170A NL6613170A NL6613170A NL 6613170 A NL6613170 A NL 6613170A NL 6613170 A NL6613170 A NL 6613170A NL 6613170 A NL6613170 A NL 6613170A NL 6613170 A NL6613170 A NL 6613170A
Authority
NL
Netherlands
Application number
NL6613170A
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 NL6613170A publication Critical patent/NL6613170A/xx

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0409Aligning or guiding means for the supports or for the constitutive parts of the supports
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0052Mine 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
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0418Positioning devices and stabilizing means for the props

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)
  • Tires In General (AREA)
  • Body Structure For Vehicles (AREA)
NL6613170A 1965-09-20 1966-09-19 NL6613170A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH57219A DE1277185B (de) 1965-09-20 1965-09-20 Schreitendes Ausbaugespann

Publications (1)

Publication Number Publication Date
NL6613170A true NL6613170A (sv) 1967-03-21

Family

ID=7159678

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6613170A NL6613170A (sv) 1965-09-20 1966-09-19

Country Status (5)

Country Link
BE (1) BE687110A (sv)
DE (1) DE1277185B (sv)
FR (1) FR1493955A (sv)
GB (1) GB1141485A (sv)
NL (1) NL6613170A (sv)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967143C (de) * 1944-05-14 1957-10-10 F W Moll Soehne Maschinenfabri Strebausbau
DE1837609U (de) * 1960-07-13 1961-09-14 Rheinstahl Gmbh Wanheim Fuehrungsvorrichtung fuer wandernde ausbauelemente.
FR1340014A (fr) * 1962-11-29 1963-10-11 Gewerk Eisenhuette Westfalia Soutènement hydraulique mobile pour exploitations minières
DE1158023B (de) * 1962-12-11 1963-11-28 Hemscheidt Maschf Hermann Ausbaugespann

Also Published As

Publication number Publication date
FR1493955A (fr) 1967-09-01
GB1141485A (en) 1969-01-29
DE1277185B (de) 1968-09-12
BE687110A (sv) 1967-03-01

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