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AU4282389A - Tubular rock bolt - Google Patents

Tubular rock bolt

Info

Publication number
AU4282389A
AU4282389A AU42823/89A AU4282389A AU4282389A AU 4282389 A AU4282389 A AU 4282389A AU 42823/89 A AU42823/89 A AU 42823/89A AU 4282389 A AU4282389 A AU 4282389A AU 4282389 A AU4282389 A AU 4282389A
Authority
AU
Australia
Prior art keywords
rock bolt
tubular rock
tubular
bolt
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.)
Granted
Application number
AU42823/89A
Other versions
AU626111B2 (en
Inventor
Robert B. Brooks
Alan R. Burgess
Allen C. Hunsberger
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.)
LAKESIDE STEEL Corp
Original Assignee
Stelco 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 Stelco Inc filed Critical Stelco Inc
Publication of AU4282389A publication Critical patent/AU4282389A/en
Application granted granted Critical
Publication of AU626111B2 publication Critical patent/AU626111B2/en
Assigned to LAKESIDE STEEL CORPORATION reassignment LAKESIDE STEEL CORPORATION Alteration of Name(s) in Register under S187 Assignors: STELCO INC.
Anticipated expiration legal-status Critical
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
    • E21D21/02—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection having means for indicating tension
    • 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)
AU42823/89A 1988-10-19 1989-10-12 Tubular rock bolt Expired AU626111B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25988088A 1988-10-19 1988-10-19
US259880 1988-10-19

Publications (2)

Publication Number Publication Date
AU4282389A true AU4282389A (en) 1990-04-26
AU626111B2 AU626111B2 (en) 1992-07-23

Family

ID=22986817

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42823/89A Expired AU626111B2 (en) 1988-10-19 1989-10-12 Tubular rock bolt

Country Status (3)

Country Link
EP (1) EP0366337A1 (en)
AU (1) AU626111B2 (en)
ZA (1) ZA897909B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10219155C1 (en) * 2002-04-29 2003-12-18 Welser Profile Ag A metal mining plug
CN109750664B (en) * 2019-01-28 2020-10-30 中国矿业大学(北京) A Novel Bipolar Constant Resistance Large Deformation Anchor Member
CN114922178B (en) * 2022-06-28 2023-01-24 兰州理工大学 Underground earthen site pit wall crack reinforcing device and using method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2696137A (en) * 1949-10-15 1954-12-07 Super Grip Anchor Bolt Company Multicontact roof reinforcer or anchor
US2804797A (en) * 1954-06-23 1957-09-03 Super Grip Anchor Bolt Company Tubular, pronged reinforcing member for rock strata
GB1025728A (en) * 1963-11-06 1966-04-14 Chester Irving Williams Rock bolt assembly and method for determining strain and displacement in a rock formation
GB1164007A (en) * 1967-01-30 1969-09-10 William Ellis Worley Bolts
CA1286129C (en) * 1986-06-24 1991-07-16 Inco Limited Hardened material supported rock bolt and apparatus for installing same
GB2199952A (en) * 1987-01-16 1988-07-20 Coal Ind Method and apparatus for measuring load on a rock bolt

Also Published As

Publication number Publication date
AU626111B2 (en) 1992-07-23
EP0366337A1 (en) 1990-05-02
ZA897909B (en) 1990-09-26

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