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ZA201201037B - Rock bolt - Google Patents

Rock bolt

Info

Publication number
ZA201201037B
ZA201201037B ZA2012/01037A ZA201201037A ZA201201037B ZA 201201037 B ZA201201037 B ZA 201201037B ZA 2012/01037 A ZA2012/01037 A ZA 2012/01037A ZA 201201037 A ZA201201037 A ZA 201201037A ZA 201201037 B ZA201201037 B ZA 201201037B
Authority
ZA
South Africa
Prior art keywords
rock bolt
rock
bolt
Prior art date
Application number
ZA2012/01037A
Inventor
Richard Podesser
Michael Bayerl
Original Assignee
Hilti Ag
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 Hilti Ag filed Critical Hilti Ag
Publication of ZA201201037B publication Critical patent/ZA201201037B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/02—Setting anchoring-bolts with provisions for grouting
    • E21D20/025—Grouting with organic components, e.g. resin
    • 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
    • E21D21/0006—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by the bolt material
    • 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
    • E21D21/0046—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally

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)
ZA2012/01037A 2011-02-14 2012-02-13 Rock bolt ZA201201037B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102011004023A DE102011004023A1 (en) 2011-02-14 2011-02-14 rock Sacker

Publications (1)

Publication Number Publication Date
ZA201201037B true ZA201201037B (en) 2013-06-26

Family

ID=45531183

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2012/01037A ZA201201037B (en) 2011-02-14 2012-02-13 Rock bolt

Country Status (6)

Country Link
US (1) US20120219365A1 (en)
EP (1) EP2487328A2 (en)
AU (1) AU2012200275A1 (en)
CA (1) CA2763987A1 (en)
DE (1) DE102011004023A1 (en)
ZA (1) ZA201201037B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CL2011000042A1 (en) 2011-01-07 2011-06-17 Fortification system comprising a standard helical bar, an expansion head adapted to the thread of the bar, an element of plastic material, a corrugated plastic tube, a standard fortification plate and a threaded fortification nut according to the helical bolt that use.
CN103937281B (en) * 2014-03-19 2016-08-17 淮南市金德实业有限公司 A kind of reflective type glass fibre reinforced plastics rockbolts assembly and preparation method
CA2937523C (en) * 2015-03-03 2019-01-08 Dakota Faulkner Pumpable two component resin
CA3035421C (en) 2016-09-02 2021-05-18 J-Lok Co. Pumpable resin system
CN113389581B (en) * 2021-08-04 2023-06-27 西安科技大学 Extension anchor rod with shearing resistance for coal mine tunnel

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE6810475U (en) * 1968-12-05 1969-05-22 Mannesmann Ag MOUNTAIN ANCHORS
US4537535A (en) * 1981-06-25 1985-08-27 Macbain John W Rock reinforcement
US4601614A (en) * 1984-02-22 1986-07-22 Lane William L Rockbolt
DE29501638U1 (en) * 1995-02-02 1996-05-30 Friedr. Ischebeck Gmbh, 58256 Ennepetal Injection anchor
WO2007059580A1 (en) 2005-11-24 2007-05-31 Peter Andrew Gray Self drilling rock bolt
US8434970B2 (en) * 2006-10-19 2013-05-07 Fci Holdings Delaware, Inc. Breakable rock bolt
AU2008230002B2 (en) * 2008-06-25 2012-05-03 Sandvik Intellectual Property Ab A cuttable drilling tool, and a cuttable self drilling rock bolt
DE102010004926A1 (en) * 2009-05-20 2010-11-25 Minova International Ltd., Chesterfield Mountain anchor (Klebanker) with separate mixing and discharge head
DE102010063098A1 (en) * 2010-12-15 2012-02-16 Hilti Aktiengesellschaft rock bolt

Also Published As

Publication number Publication date
DE102011004023A1 (en) 2012-08-16
AU2012200275A1 (en) 2012-08-30
EP2487328A2 (en) 2012-08-15
US20120219365A1 (en) 2012-08-30
CA2763987A1 (en) 2012-08-14

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