DE2941U - - Google Patents

Info

Publication number
DE2941U
DE2941U DENDAT2941D DE2941DU DE2941U DE 2941 U DE2941 U DE 2941U DE NDAT2941 D DENDAT2941 D DE NDAT2941D DE 2941D U DE2941D U DE 2941DU DE 2941 U DE2941 U DE 2941U
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
DENDAT2941D
Other versions
DE2941C (de
Publication of DE2941U publication Critical patent/DE2941U/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
    • E21D23/0056—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with individual advancing shifting devices

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)
DENDAT2941D Active DE2941U (de)

Publications (1)

Publication Number Publication Date
DE2941U true DE2941U (de)

Family

ID=282088

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT2941D Active DE2941U (de)

Country Status (1)

Country Link
DE (1) DE2941U (de)

Similar Documents

Publication Publication Date Title
DE2941U (de)