AU541686B2 - Friction rock stabilizer - Google Patents

Friction rock stabilizer

Info

Publication number
AU541686B2
AU541686B2 AU68082/81A AU6808281A AU541686B2 AU 541686 B2 AU541686 B2 AU 541686B2 AU 68082/81 A AU68082/81 A AU 68082/81A AU 6808281 A AU6808281 A AU 6808281A AU 541686 B2 AU541686 B2 AU 541686B2
Authority
AU
Australia
Prior art keywords
friction rock
rock stabilizer
stabilizer
friction
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.)
Ceased
Application number
AU68082/81A
Other versions
AU6808281A (en
Inventor
James Fernand Cantrel
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Priority to AU68082/81A priority Critical patent/AU541686B2/en
Publication of AU6808281A publication Critical patent/AU6808281A/en
Application granted granted Critical
Publication of AU541686B2 publication Critical patent/AU541686B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing 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)
AU68082/81A 1981-03-04 1981-03-04 Friction rock stabilizer Ceased AU541686B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU68082/81A AU541686B2 (en) 1981-03-04 1981-03-04 Friction rock stabilizer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU68082/81A AU541686B2 (en) 1981-03-04 1981-03-04 Friction rock stabilizer

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU35301/84A Division AU555907B2 (en) 1979-11-19 1984-11-09 Friction rock stablizer

Publications (2)

Publication Number Publication Date
AU6808281A AU6808281A (en) 1982-09-09
AU541686B2 true AU541686B2 (en) 1985-01-17

Family

ID=3752148

Family Applications (1)

Application Number Title Priority Date Filing Date
AU68082/81A Ceased AU541686B2 (en) 1981-03-04 1981-03-04 Friction rock stabilizer

Country Status (1)

Country Link
AU (1) AU541686B2 (en)

Also Published As

Publication number Publication date
AU6808281A (en) 1982-09-09

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