CA2433932A1 - Boulon d'ancrage a autocentrage - Google Patents

Boulon d'ancrage a autocentrage Download PDF

Info

Publication number
CA2433932A1
CA2433932A1 CA002433932A CA2433932A CA2433932A1 CA 2433932 A1 CA2433932 A1 CA 2433932A1 CA 002433932 A CA002433932 A CA 002433932A CA 2433932 A CA2433932 A CA 2433932A CA 2433932 A1 CA2433932 A1 CA 2433932A1
Authority
CA
Canada
Prior art keywords
cable
concavities
die
concavity
ram
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.)
Abandoned
Application number
CA002433932A
Other languages
English (en)
Inventor
Roch Mongrain
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.)
Dywidag Systems International Canada Ltd
Original Assignee
Stewart Mining Products Inc
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 Stewart Mining Products Inc filed Critical Stewart Mining Products Inc
Priority to CA002433932A priority Critical patent/CA2433932A1/fr
Publication of CA2433932A1 publication Critical patent/CA2433932A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F45/00Wire-working in the manufacture of other particular articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F1/00Bending wire other than coiling; Straightening wire
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F11/00Cutting wire
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)
CA002433932A 2003-07-17 2003-07-17 Boulon d'ancrage a autocentrage Abandoned CA2433932A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002433932A CA2433932A1 (fr) 2003-07-17 2003-07-17 Boulon d'ancrage a autocentrage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002433932A CA2433932A1 (fr) 2003-07-17 2003-07-17 Boulon d'ancrage a autocentrage

Publications (1)

Publication Number Publication Date
CA2433932A1 true CA2433932A1 (fr) 2005-01-17

Family

ID=34069885

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002433932A Abandoned CA2433932A1 (fr) 2003-07-17 2003-07-17 Boulon d'ancrage a autocentrage

Country Status (1)

Country Link
CA (1) CA2433932A1 (fr)

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Legal Events

Date Code Title Description
FZDE Dead