FR1229601A - Improvement to an anchoring device - Google Patents

Improvement to an anchoring device

Info

Publication number
FR1229601A
FR1229601A FR1212A FR83001212A FR1229601A FR 1229601 A FR1229601 A FR 1229601A FR 1212 A FR1212 A FR 1212A FR 83001212 A FR83001212 A FR 83001212A FR 1229601 A FR1229601 A FR 1229601A
Authority
FR
France
Prior art keywords
improvement
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
FR1212A
Other languages
French (fr)
Inventor
Jean-Pierre Geymann
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.)
Ecuer & Cie Soc
Original Assignee
Ecuer & Cie Soc
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 Ecuer & Cie Soc filed Critical Ecuer & Cie Soc
Priority to FR1212A priority Critical patent/FR1229601A/en
Application granted granted Critical
Publication of FR1229601A publication Critical patent/FR1229601A/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)
FR1212A 1953-01-20 1953-01-20 Improvement to an anchoring device Expired FR1229601A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1212A FR1229601A (en) 1953-01-20 1953-01-20 Improvement to an anchoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1212A FR1229601A (en) 1953-01-20 1953-01-20 Improvement to an anchoring device

Publications (1)

Publication Number Publication Date
FR1229601A true FR1229601A (en) 1960-09-08

Family

ID=8567556

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1212A Expired FR1229601A (en) 1953-01-20 1953-01-20 Improvement to an anchoring device

Country Status (1)

Country Link
FR (1) FR1229601A (en)

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