DE7627866U1 - - Google Patents

Info

Publication number
DE7627866U1
DE7627866U1 DE7627866U DE7627866DU DE7627866U1 DE 7627866 U1 DE7627866 U1 DE 7627866U1 DE 7627866 U DE7627866 U DE 7627866U DE 7627866D U DE7627866D U DE 7627866DU DE 7627866 U1 DE7627866 U1 DE 7627866U1
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
DE7627866U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Publication of DE7627866U1 publication Critical patent/DE7627866U1/de
Active legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/005—Props; Chocks, e.g. made of flexible containers filled with backfilling material characterised by the material
    • E21D15/007—Props; Chocks, e.g. made of flexible containers filled with backfilling material characterised by the material spark-reducing
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
DE7627866U Active DE7627866U1 (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
DE7627866U1 true DE7627866U1 (cg-RX-API-DMAC7.html)

Family

ID=1319237

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7627866U Active DE7627866U1 (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
DE (1) DE7627866U1 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363692A1 (fr) * 1976-09-07 1978-03-31 Schumacher Anna Etancon de mine anti-etincelles et anti-chocs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363692A1 (fr) * 1976-09-07 1978-03-31 Schumacher Anna Etancon de mine anti-etincelles et anti-chocs

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