CA2960672A1 - Rock bolt to be embedded in a fixing material, in a bore hole - Google Patents

Rock bolt to be embedded in a fixing material, in a bore hole Download PDF

Info

Publication number
CA2960672A1
CA2960672A1 CA2960672A CA2960672A CA2960672A1 CA 2960672 A1 CA2960672 A1 CA 2960672A1 CA 2960672 A CA2960672 A CA 2960672A CA 2960672 A CA2960672 A CA 2960672A CA 2960672 A1 CA2960672 A1 CA 2960672A1
Authority
CA
Canada
Prior art keywords
energy
absorbing part
rock bolt
tubular part
absorbing
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
CA2960672A
Other languages
English (en)
French (fr)
Inventor
Hakan Krekula
Leif Eriksson
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.)
Northern Mining Products AB
Original Assignee
Northern Mining Products AB
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 Northern Mining Products AB filed Critical Northern Mining Products AB
Publication of CA2960672A1 publication Critical patent/CA2960672A1/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
    • E21D21/02—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
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/0033—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts having a jacket or outer tube
    • 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
    • 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
    • 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)
  • Joining Of Building Structures In Genera (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Dowels (AREA)
  • Piles And Underground Anchors (AREA)
  • Foundations (AREA)
CA2960672A 2014-09-25 2015-09-22 Rock bolt to be embedded in a fixing material, in a bore hole Abandoned CA2960672A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE1451130-7 2014-09-25
SE1451130A SE538335C2 (sv) 2014-09-25 2014-09-25 Energiupptagande bergbult för ingjutning samt förfarande förtillverkning av en sådan bergbult
PCT/SE2015/050985 WO2016056973A1 (en) 2014-09-25 2015-09-22 Rock bolt to be embedded in a fixing material, in a bore hole

Publications (1)

Publication Number Publication Date
CA2960672A1 true CA2960672A1 (en) 2016-04-14

Family

ID=55653444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2960672A Abandoned CA2960672A1 (en) 2014-09-25 2015-09-22 Rock bolt to be embedded in a fixing material, in a bore hole

Country Status (15)

Country Link
US (1) US20170298732A1 (ru)
EP (1) EP3198118A4 (ru)
CN (1) CN106715831A (ru)
AP (1) AP2017009847A0 (ru)
AU (1) AU2015328736A1 (ru)
BR (1) BR112017005961A2 (ru)
CA (1) CA2960672A1 (ru)
CL (1) CL2017000688A1 (ru)
CO (1) CO2017003951A2 (ru)
EA (1) EA201790702A1 (ru)
MX (1) MX2017003885A (ru)
PE (1) PE20170618A1 (ru)
SE (1) SE538335C2 (ru)
WO (1) WO2016056973A1 (ru)
ZA (1) ZA201702339B (ru)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6661449B2 (ja) * 2016-04-06 2020-03-11 株式会社ケー・エフ・シー ロックボルト
WO2020154761A1 (en) * 2019-01-29 2020-08-06 Support Technologies Innovations Pty Ltd Rock bolt

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2697914A (en) * 1949-10-11 1954-12-28 Joy Mfg Co Releasable wedge type roof bolt
US4056036A (en) * 1976-03-17 1977-11-01 Bergwerksverband Gmbh Borehole anchor
US4100748A (en) * 1977-01-07 1978-07-18 Stratabolt Corporation Mine roof or rock bolt expansion anchor of the bail type
US4411643A (en) * 1981-02-10 1983-10-25 Berlin & Jones Company, Inc. Double envelope and method of making same
US4516883A (en) * 1983-04-01 1985-05-14 Die-Matic Corporation Mine roof bolt mounting assembly
DE3417252C1 (de) * 1984-05-10 1986-04-17 Bergwerksverband Gmbh, 4300 Essen Kombinierter starrer Profil- und Dehnanker
US5073064A (en) * 1990-04-27 1991-12-17 Birmingham Bolt Company Method and apparatus for retorquing an installed mine roof bolt
DE4411643A1 (de) * 1994-04-02 1995-10-05 Dyckerhoff & Widmann Ag Verfahren zum Ausbauen des freien Teils eines gespannten Zugglieds eines Verpreßankers
AUPS310802A0 (en) * 2002-06-21 2002-07-11 Industrial Rollformers Pty Limited Yielding cable bolt
AU2003262348A1 (en) * 2002-11-18 2004-06-03 Industrial Roll Formers Pty Ltd Yielding Rock Bolt
CA2523185A1 (en) * 2003-06-03 2004-12-09 Dunefire Pty Ltd Rock bolt
KR20080009198A (ko) * 2005-03-31 2008-01-25 도와 일렉트로닉스 가부시키가이샤 형광체, 형광체 시트 및 그 제조 방법, 및 상기 형광체를이용한 발광 장치
DE102006053141B3 (de) * 2006-11-10 2008-06-19 Atlas Copco Mai Gmbh Verbesserter Gleitanker
CA2638725C (en) * 2007-08-17 2017-03-28 Jennmar Corporation Self drilling rock bolt
US8255726B2 (en) * 2008-07-18 2012-08-28 International Business Machines Corporation Zero indication forwarding for floating point unit power reduction
US8485758B2 (en) * 2009-01-07 2013-07-16 Ming Cai Yieldable cone bolt and method of manufacturing same
SE535627C2 (sv) * 2010-05-26 2012-10-23 Luossavaara Kiirunavaara Ab Bergbult
US20130185920A1 (en) * 2010-08-25 2013-07-25 Amir Peled Anchor device and method of use
FI124908B (fi) * 2011-02-24 2015-03-13 Suomen Metallityö Oy Kallioankkuri
US20130018592A1 (en) * 2011-07-15 2013-01-17 Pulsar Informatics, Inc. Systems and Methods for Inter-Population Neurobehavioral Status Assessment Using Profiles Adjustable to Testing Conditions

Also Published As

Publication number Publication date
MX2017003885A (es) 2017-12-15
ZA201702339B (en) 2022-05-25
CN106715831A (zh) 2017-05-24
AU2015328736A1 (en) 2017-04-27
CL2017000688A1 (es) 2017-10-30
EA201790702A1 (ru) 2017-07-31
CO2017003951A2 (es) 2017-07-11
SE538335C2 (sv) 2016-05-24
SE1451130A1 (sv) 2016-03-26
AP2017009847A0 (en) 2017-03-31
EP3198118A4 (en) 2018-05-16
PE20170618A1 (es) 2017-05-17
EP3198118A1 (en) 2017-08-02
US20170298732A1 (en) 2017-10-19
WO2016056973A1 (en) 2016-04-14
BR112017005961A2 (pt) 2017-12-19

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20211214

FZDE Discontinued

Effective date: 20211214