AU4089289A - Mine roof anchor assembly - Google Patents

Mine roof anchor assembly

Info

Publication number
AU4089289A
AU4089289A AU40892/89A AU4089289A AU4089289A AU 4089289 A AU4089289 A AU 4089289A AU 40892/89 A AU40892/89 A AU 40892/89A AU 4089289 A AU4089289 A AU 4089289A AU 4089289 A AU4089289 A AU 4089289A
Authority
AU
Australia
Prior art keywords
anchor assembly
mine roof
roof anchor
mine
assembly
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
AU40892/89A
Inventor
Not Given Name
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.)
Jennmar Corp
Original Assignee
Jennmar Corp
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 Jennmar Corp filed Critical Jennmar Corp
Publication of AU4089289A publication Critical patent/AU4089289A/en
Abandoned 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)
  • Dowels (AREA)
AU40892/89A 1988-08-30 1989-08-29 Mine roof anchor assembly Abandoned AU4089289A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23872988A 1988-08-30 1988-08-30
US238729 1988-08-30

Publications (1)

Publication Number Publication Date
AU4089289A true AU4089289A (en) 1990-03-08

Family

ID=22899076

Family Applications (1)

Application Number Title Priority Date Filing Date
AU40892/89A Abandoned AU4089289A (en) 1988-08-30 1989-08-29 Mine roof anchor assembly

Country Status (3)

Country Link
EP (1) EP0361690A1 (en)
AU (1) AU4089289A (en)
ZA (1) ZA896596B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113153398A (en) * 2021-04-29 2021-07-23 中国科学院武汉岩土力学研究所 Large-deformation prestress hydraulic expansion anchor rod

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1152933A (en) * 1956-04-28 1958-02-27 Brevets Wagner Soc D Anchor bolt for mines and other applications
US3938420A (en) * 1974-06-27 1976-02-17 Gottschall Tool & Die, Inc. Mine roof bolt anchor construction
US4413930A (en) * 1980-11-21 1983-11-08 Jennmar Corporation Method and apparatus for combining resin bonding and mechanical anchoring of a bolt in a rock formation

Also Published As

Publication number Publication date
EP0361690A1 (en) 1990-04-04
ZA896596B (en) 1990-06-27

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