CA2653307C - Improved rock bolt with ploughing anchors - Google Patents

Improved rock bolt with ploughing anchors Download PDF

Info

Publication number
CA2653307C
CA2653307C CA2653307A CA2653307A CA2653307C CA 2653307 C CA2653307 C CA 2653307C CA 2653307 A CA2653307 A CA 2653307A CA 2653307 A CA2653307 A CA 2653307A CA 2653307 C CA2653307 C CA 2653307C
Authority
CA
Canada
Prior art keywords
stem
borehole
anchor
grout
anchors
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.)
Active
Application number
CA2653307A
Other languages
English (en)
French (fr)
Other versions
CA2653307A1 (en
Inventor
Charlie Chunlin Li
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.)
Normet International Ltd
Original Assignee
Dynamic Rock Support AS
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 Dynamic Rock Support AS filed Critical Dynamic Rock Support AS
Publication of CA2653307A1 publication Critical patent/CA2653307A1/en
Application granted granted Critical
Publication of CA2653307C publication Critical patent/CA2653307C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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

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)
CA2653307A 2008-12-23 2009-02-09 Improved rock bolt with ploughing anchors Active CA2653307C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20085384A NO332912B1 (no) 2008-12-23 2008-12-23 Forbedret bergbolt med plogende ankere
NONO20085384 2008-12-23

Publications (2)

Publication Number Publication Date
CA2653307A1 CA2653307A1 (en) 2010-06-23
CA2653307C true CA2653307C (en) 2012-05-01

Family

ID=42101537

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2653307A Active CA2653307C (en) 2008-12-23 2009-02-09 Improved rock bolt with ploughing anchors

Country Status (4)

Country Link
CA (1) CA2653307C (no)
CL (1) CL2011001581A1 (no)
NO (1) NO332912B1 (no)
WO (1) WO2010074584A1 (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105928649A (zh) * 2016-04-15 2016-09-07 长江水利委员会长江科学院 深埋高储能岩体应力释放时滞特性测定***及方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CL2014001002A1 (es) 2013-12-12 2014-11-28 Ncm Innovations Pty Ltd Perno de anclaje en roca que incluye un cuerpo cilindrico alargado que tiene, un primer extremo distal y un segundo extremo proximal opuesto, una porcion roscada en el segundo extremo, un primer anclaje situado en o al menos parcialmente situado en una primera porcion de extremo del cuerpo, un segundo anclaje, una primera porcion de vastago entre el primer y el segundo anclaje.
AU2017425150B2 (en) 2017-07-26 2021-06-24 Epiroc Drilling Tools Ab Paddle adapted rock bolt with improved installation properties
CN110219687B (zh) * 2019-06-21 2020-08-21 安徽理工大学 一种监测全长锚固锚杆杆体应力分布的方法
CN111911209B (zh) * 2020-08-17 2022-02-08 河北工程大学 一种适用于深部软岩巷道的精准靶向锚注控制方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3326428A1 (de) * 1983-07-22 1985-02-07 HLS-Verwaltung GmbH, 4630 Bochum Gleitanker
DE3504543C1 (de) 1985-02-11 1986-05-15 Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum Klebeanker
US5511909A (en) * 1994-06-07 1996-04-30 Jennmar Corporation Cable bolt and method of use in supporting a rock formation
AU747261B2 (en) * 1999-09-14 2002-05-09 Fci Holdings Delaware, Inc. Grit surface cable products
WO2007000461A1 (fr) 2005-06-27 2007-01-04 Etilux S.A. Ensemble d'un support metallique et d'un dispositif emetteur-recepteur.
SE532203C2 (sv) * 2006-12-22 2009-11-10 Dynamic Rock Support As En deformerbar bergbult

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105928649A (zh) * 2016-04-15 2016-09-07 长江水利委员会长江科学院 深埋高储能岩体应力释放时滞特性测定***及方法
CN105928649B (zh) * 2016-04-15 2018-11-02 长江水利委员会长江科学院 深埋高储能岩体应力释放时滞特性测定***及方法

Also Published As

Publication number Publication date
NO20085384L (no) 2010-06-24
NO332912B1 (no) 2013-01-28
CL2011001581A1 (es) 2012-05-11
CA2653307A1 (en) 2010-06-23
WO2010074584A1 (en) 2010-07-01

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