FR1104476A - Dispositifs de fixation et d'éclatement - Google Patents

Dispositifs de fixation et d'éclatement

Info

Publication number
FR1104476A
FR1104476A FR1104476DA FR1104476A FR 1104476 A FR1104476 A FR 1104476A FR 1104476D A FR1104476D A FR 1104476DA FR 1104476 A FR1104476 A FR 1104476A
Authority
FR
France
Prior art keywords
fixing
bursting devices
bursting
devices
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
Etienne-Marie Delacoux Roseaux
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 FR1104476A publication Critical patent/FR1104476A/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)
FR1104476D 1954-05-10 1954-05-10 Dispositifs de fixation et d'éclatement Expired FR1104476A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1104476T 1954-05-10

Publications (1)

Publication Number Publication Date
FR1104476A true FR1104476A (fr) 1955-11-21

Family

ID=9622816

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1104476D Expired FR1104476A (fr) 1954-05-10 1954-05-10 Dispositifs de fixation et d'éclatement

Country Status (1)

Country Link
FR (1) FR1104476A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295874A (en) * 1963-05-24 1967-01-03 Westinghouse Air Brake Co Bolt joint with screw tethering means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295874A (en) * 1963-05-24 1967-01-03 Westinghouse Air Brake Co Bolt joint with screw tethering means

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