DE2371U - - Google Patents

Info

Publication number
DE2371U
DE2371U DENDAT2371D DE2371DU DE2371U DE 2371 U DE2371 U DE 2371U DE NDAT2371 D DENDAT2371 D DE NDAT2371D DE 2371D U DE2371D U DE 2371DU DE 2371 U DE2371 U DE 2371U
Authority
DE
Germany
Legal status (The legal status 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 status listed.)
Active
Application number
DENDAT2371D
Other versions
DE2371C (de
Publication of DE2371U publication Critical patent/DE2371U/de
Active legal-status Critical Current

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
    • E21D23/0454—Trailing plates; Coal face or goaf side sprags

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)
DENDAT2371D Active DE2371U (de)

Publications (1)

Publication Number Publication Date
DE2371U true DE2371U (de)

Family

ID=281679

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT2371D Active DE2371U (de)

Country Status (1)

Country Link
DE (1) DE2371U (de)

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Publication Publication Date Title
DE2371U (de)