FR1304652A - Perfectionnements aux boulons d'ancrage - Google Patents

Perfectionnements aux boulons d'ancrage

Info

Publication number
FR1304652A
FR1304652A FR795872A FR795872A FR1304652A FR 1304652 A FR1304652 A FR 1304652A FR 795872 A FR795872 A FR 795872A FR 795872 A FR795872 A FR 795872A FR 1304652 A FR1304652 A FR 1304652A
Authority
FR
France
Prior art keywords
refinements
anchor bolt
anchor
bolt
bolt refinements
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
FR795872A
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.)
Bridon Ropes Ltd
Original Assignee
Bridon Ropes Ltd
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 Bridon Ropes Ltd filed Critical Bridon Ropes Ltd
Priority to FR795872A priority Critical patent/FR1304652A/fr
Application granted granted Critical
Publication of FR1304652A publication Critical patent/FR1304652A/fr
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/0046Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/006Anchoring-bolts made of cables or wires

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)
FR795872A 1959-05-28 1959-05-28 Perfectionnements aux boulons d'ancrage Expired FR1304652A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR795872A FR1304652A (fr) 1959-05-28 1959-05-28 Perfectionnements aux boulons d'ancrage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR795872A FR1304652A (fr) 1959-05-28 1959-05-28 Perfectionnements aux boulons d'ancrage

Publications (1)

Publication Number Publication Date
FR1304652A true FR1304652A (fr) 1962-09-28

Family

ID=8715311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR795872A Expired FR1304652A (fr) 1959-05-28 1959-05-28 Perfectionnements aux boulons d'ancrage

Country Status (1)

Country Link
FR (1) FR1304652A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2650337A1 (fr) * 1989-07-27 1991-02-01 Timoni Patrice Dispositif de consolidation des terrains - boulon de scellement a longueur variable
WO1993012324A1 (fr) * 1991-12-19 1993-06-24 Bridon, Plc Boulons d'ancrage souples

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2650337A1 (fr) * 1989-07-27 1991-02-01 Timoni Patrice Dispositif de consolidation des terrains - boulon de scellement a longueur variable
WO1991002141A1 (fr) * 1989-07-27 1991-02-21 Patrice Timoni Dispositif de consolidation des terrains boulon de scellement a longueur variable
WO1993012324A1 (fr) * 1991-12-19 1993-06-24 Bridon, Plc Boulons d'ancrage souples
US5458442A (en) * 1991-12-19 1995-10-17 Bridon Plc Flexible roof bolt

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