CA985537A - Rock bolt for remote installation - Google Patents

Rock bolt for remote installation

Info

Publication number
CA985537A
CA985537A CA119,387A CA119387A CA985537A CA 985537 A CA985537 A CA 985537A CA 119387 A CA119387 A CA 119387A CA 985537 A CA985537 A CA 985537A
Authority
CA
Canada
Prior art keywords
rock bolt
remote installation
remote
installation
rock
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
CA119,387A
Other versions
CA119387S (en
Inventor
Chester I. Williams
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA985537A publication Critical patent/CA985537A/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)
  • Piles And Underground Anchors (AREA)
CA119,387A 1970-08-03 1971-07-29 Rock bolt for remote installation Expired CA985537A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6042770A 1970-08-03 1970-08-03

Publications (1)

Publication Number Publication Date
CA985537A true CA985537A (en) 1976-03-16

Family

ID=22029407

Family Applications (1)

Application Number Title Priority Date Filing Date
CA119,387A Expired CA985537A (en) 1970-08-03 1971-07-29 Rock bolt for remote installation

Country Status (4)

Country Link
AU (1) AU458111B2 (en)
CA (1) CA985537A (en)
DE (1) DE2139598A1 (en)
GB (1) GB1340543A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4173918A (en) * 1978-03-27 1979-11-13 Raymond Piersall Roof bolt and the like
US4592687A (en) * 1985-07-22 1986-06-03 Raymond Piersall Roof bolt

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2068320B (en) * 1980-01-30 1983-11-30 Vickers Ltd Marine tether anchoring device
DE3146027A1 (en) * 1981-11-20 1983-05-26 Hilti AG, 9494 Schaan ANCHOR BOLT WITH BOLT BODY AND SPREADING SLEEVE

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4173918A (en) * 1978-03-27 1979-11-13 Raymond Piersall Roof bolt and the like
US4592687A (en) * 1985-07-22 1986-06-03 Raymond Piersall Roof bolt

Also Published As

Publication number Publication date
AU3196171A (en) 1973-02-08
GB1340543A (en) 1973-12-12
DE2139598A1 (en) 1972-02-17
AU458111B2 (en) 1975-02-20

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