FR911002A - Metal support system for mines - Google Patents

Metal support system for mines

Info

Publication number
FR911002A
FR911002A FR911002DA FR911002A FR 911002 A FR911002 A FR 911002A FR 911002D A FR911002D A FR 911002DA FR 911002 A FR911002 A FR 911002A
Authority
FR
France
Prior art keywords
mines
support system
metal support
metal
support
Prior art date
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.)
Expired
Application number
Other languages
French (fr)
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.)
CHARBONNGES DE HELCHTEREN SA
Original Assignee
CHARBONNGES DE HELCHTEREN SA
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 by CHARBONNGES DE HELCHTEREN SA filed Critical CHARBONNGES DE HELCHTEREN SA
Application granted granted Critical
Publication of FR911002A publication Critical patent/FR911002A/en
Expired 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
    • E21D15/50—Component parts or details of props
    • E21D15/54—Details of the ends of props
    • 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
    • E21D15/60—Devices for withdrawing props or chocks

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)
FR911002D 1944-02-24 1945-05-23 Metal support system for mines Expired FR911002A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE454530A BE454530A (en) 1944-02-24 1944-02-24 metal support system for mines

Publications (1)

Publication Number Publication Date
FR911002A true FR911002A (en) 1946-06-26

Family

ID=40011389

Family Applications (1)

Application Number Title Priority Date Filing Date
FR911002D Expired FR911002A (en) 1944-02-24 1945-05-23 Metal support system for mines

Country Status (2)

Country Link
BE (1) BE454530A (en)
FR (1) FR911002A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE864539C (en) * 1949-08-27 1953-01-26 Alexander Schubert Longwall mining
DE972207C (en) * 1948-10-02 1959-06-04 Hans Joachim Von Dr-Ing Hippel Broad stamp head plate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972207C (en) * 1948-10-02 1959-06-04 Hans Joachim Von Dr-Ing Hippel Broad stamp head plate
DE864539C (en) * 1949-08-27 1953-01-26 Alexander Schubert Longwall mining

Also Published As

Publication number Publication date
BE454530A (en) 1944-03-31

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