FR1199972A - Dispositif de soutènement - Google Patents

Dispositif de soutènement

Info

Publication number
FR1199972A
FR1199972A FR1199972DA FR1199972A FR 1199972 A FR1199972 A FR 1199972A FR 1199972D A FR1199972D A FR 1199972DA FR 1199972 A FR1199972 A FR 1199972A
Authority
FR
France
Prior art keywords
support device
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
English (en)
Inventor
Jacques-Emmanuel-Hen Berte
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
Application granted granted Critical
Publication of FR1199972A publication Critical patent/FR1199972A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/008—Anchoring or tensioning means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR1199972D 1958-07-22 1958-07-22 Dispositif de soutènement Expired FR1199972A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1199972T 1958-07-22

Publications (1)

Publication Number Publication Date
FR1199972A true FR1199972A (fr) 1959-12-17

Family

ID=9670737

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1199972D Expired FR1199972A (fr) 1958-07-22 1958-07-22 Dispositif de soutènement

Country Status (1)

Country Link
FR (1) FR1199972A (fr)

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