FR81375E - Advanced anchoring device - Google Patents

Advanced anchoring device

Info

Publication number
FR81375E
FR81375E FR892544A FR892544A FR81375E FR 81375 E FR81375 E FR 81375E FR 892544 A FR892544 A FR 892544A FR 892544 A FR892544 A FR 892544A FR 81375 E FR81375 E FR 81375E
Authority
FR
France
Prior art keywords
anchoring device
advanced
advanced anchoring
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
FR892544A
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.)
FORGES ET BOULONNERIES HERMANT
Original Assignee
FORGES ET BOULONNERIES HERMANT
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 FORGES ET BOULONNERIES HERMANT filed Critical FORGES ET BOULONNERIES HERMANT
Priority to FR892544A priority Critical patent/FR81375E/en
Application granted granted Critical
Publication of FR81375E publication Critical patent/FR81375E/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)
FR892544A 1962-03-28 1962-03-28 Advanced anchoring device Expired FR81375E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR892544A FR81375E (en) 1962-03-28 1962-03-28 Advanced anchoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR892544A FR81375E (en) 1962-03-28 1962-03-28 Advanced anchoring device

Publications (1)

Publication Number Publication Date
FR81375E true FR81375E (en) 1963-09-13

Family

ID=8775532

Family Applications (1)

Application Number Title Priority Date Filing Date
FR892544A Expired FR81375E (en) 1962-03-28 1962-03-28 Advanced anchoring device

Country Status (1)

Country Link
FR (1) FR81375E (en)

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