FR1031539A - Anchoring device - Google Patents

Anchoring device

Info

Publication number
FR1031539A
FR1031539A FR1031539DA FR1031539A FR 1031539 A FR1031539 A FR 1031539A FR 1031539D A FR1031539D A FR 1031539DA FR 1031539 A FR1031539 A FR 1031539A
Authority
FR
France
Prior art keywords
anchoring device
anchoring
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)
Inventor
Raymond Ecuer
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 FR1031539A publication Critical patent/FR1031539A/en
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)
FR1031539D 1951-01-29 1951-01-29 Anchoring device Expired FR1031539A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1031539T 1951-01-29

Publications (1)

Publication Number Publication Date
FR1031539A true FR1031539A (en) 1953-06-24

Family

ID=9583226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1031539D Expired FR1031539A (en) 1951-01-29 1951-01-29 Anchoring device

Country Status (1)

Country Link
FR (1) FR1031539A (en)

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