FR1152258A - Dispositif d'ancrage perfectionné - Google Patents

Dispositif d'ancrage perfectionné

Info

Publication number
FR1152258A
FR1152258A FR1152258DA FR1152258A FR 1152258 A FR1152258 A FR 1152258A FR 1152258D A FR1152258D A FR 1152258DA FR 1152258 A FR1152258 A FR 1152258A
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
Other languages
English (en)
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
Application granted granted Critical
Publication of FR1152258A publication Critical patent/FR1152258A/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)
FR1152258D 1956-06-07 1956-06-07 Dispositif d'ancrage perfectionné Expired FR1152258A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1152258T 1956-06-07

Publications (1)

Publication Number Publication Date
FR1152258A true FR1152258A (fr) 1958-02-13

Family

ID=9648226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1152258D Expired FR1152258A (fr) 1956-06-07 1956-06-07 Dispositif d'ancrage perfectionné

Country Status (1)

Country Link
FR (1) FR1152258A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3157417A (en) * 1962-03-26 1964-11-17 Ruskin Dev & Mfg Corp Expansion pins
US4160615A (en) * 1978-03-23 1979-07-10 The International Nickel Company, Inc. Cable rock anchor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3157417A (en) * 1962-03-26 1964-11-17 Ruskin Dev & Mfg Corp Expansion pins
US4160615A (en) * 1978-03-23 1979-07-10 The International Nickel Company, Inc. Cable rock anchor

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