EP3320179A4 - Shear and tensile reinforcement for inflatable bolt - Google Patents

Shear and tensile reinforcement for inflatable bolt Download PDF

Info

Publication number
EP3320179A4
EP3320179A4 EP16823582.8A EP16823582A EP3320179A4 EP 3320179 A4 EP3320179 A4 EP 3320179A4 EP 16823582 A EP16823582 A EP 16823582A EP 3320179 A4 EP3320179 A4 EP 3320179A4
Authority
EP
European Patent Office
Prior art keywords
shear
tensile reinforcement
inflatable bolt
inflatable
bolt
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.)
Withdrawn
Application number
EP16823582.8A
Other languages
German (de)
French (fr)
Other versions
EP3320179A1 (en
Inventor
Mike DUFFY
Mario Bureau
Chris CRANFORD
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.)
Epiroc Canada Inc
Original Assignee
Epiroc Canada 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 Epiroc Canada Inc filed Critical Epiroc Canada Inc
Publication of EP3320179A1 publication Critical patent/EP3320179A1/en
Publication of EP3320179A4 publication Critical patent/EP3320179A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21D21/0073—Anchoring-bolts having an inflatable sleeve, e.g. hollow sleeve expanded by a fluid
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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 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 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 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21D21/006—Anchoring-bolts made of cables or wires

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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Joining Of Building Structures In Genera (AREA)
EP16823582.8A 2015-07-10 2016-07-06 Shear and tensile reinforcement for inflatable bolt Withdrawn EP3320179A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562191040P 2015-07-10 2015-07-10
PCT/CA2016/050789 WO2017008147A1 (en) 2015-07-10 2016-07-06 Shear and tensile reinforcement for inflatable bolt

Publications (2)

Publication Number Publication Date
EP3320179A1 EP3320179A1 (en) 2018-05-16
EP3320179A4 true EP3320179A4 (en) 2019-03-13

Family

ID=57756653

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16823582.8A Withdrawn EP3320179A4 (en) 2015-07-10 2016-07-06 Shear and tensile reinforcement for inflatable bolt

Country Status (8)

Country Link
US (1) US20180171800A1 (en)
EP (1) EP3320179A4 (en)
BR (1) BR112017028280A2 (en)
CA (1) CA2988185A1 (en)
CL (1) CL2017003335A1 (en)
MX (1) MX2017016281A (en)
PE (1) PE20180749A1 (en)
WO (1) WO2017008147A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112281833A (en) * 2020-11-20 2021-01-29 南京工程学院 Anchor rod stress meter structure with shear resistance and installation method thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0637676A1 (en) * 1993-01-26 1995-02-08 LOGASHKIN, Sergei Alexeevich Pliant bracing prop
CZ20001439A3 (en) * 2000-04-20 2001-12-12 Zdeněk Ujka Rock bolt with multiple part sheathing
CZ20003670A3 (en) * 2000-10-05 2002-05-15 Ankra, Spol. S R. O. Friction rock bolt
WO2007023363A1 (en) * 2005-08-23 2007-03-01 Pieter Schalk Mulder An expansible rock bolt
WO2008031120A1 (en) * 2006-09-14 2008-03-20 Atlas Copco Mai Gmbh Corrosion-protected anchor
WO2011079829A2 (en) * 2009-12-28 2011-07-07 Geofinal, S.R.O. Expansion rock anchor
WO2011087948A1 (en) * 2010-01-14 2011-07-21 Anthony John Spencer Spearing Self-drilling expandable bolt
WO2013173901A1 (en) * 2012-05-22 2013-11-28 Atlas Copco Canada Inc. Rock bolt and method of installing a rock bolt

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE427764B (en) * 1979-03-09 1983-05-02 Atlas Copco Ab MOUNTAIN CULTURAL PROCEDURES REALLY RUCH MOUNTED MOUNTAIN
SE8106165L (en) * 1981-10-19 1983-04-20 Atlas Copco Ab PROCEDURE FOR MOUNTAIN AND MOUNTAIN
SE457894B (en) * 1985-06-17 1989-02-06 Atlas Copco Ab MAKE STABILIZING MOUNTAINS
SE525690C2 (en) * 2003-05-12 2005-04-05 Atlas Copco Rock Drills Ab Device for rock bolting as well as for automated rock bolting and method for rock bolting
DE102004006872A1 (en) * 2004-02-12 2005-09-01 Carbotech Fosroc Gmbh Friction tubing pipe e.g. for drilling into mountains and rocks, flexible and tubular with both ends closed and mouth of borehole has setting with drill bit leading into tubing inner body
AT502825B1 (en) * 2006-01-19 2007-06-15 Atlas Copco Mai Gmbh FLUID RECOVERY
US20110002746A1 (en) * 2009-06-12 2011-01-06 Dywidag-Systems International Pty Limited Method of Assessing a Multilayer Strata for Rock Bolt Installation
DE102011076592A1 (en) * 2011-05-27 2012-11-29 Hilti Aktiengesellschaft rock bolt
CN204282361U (en) * 2014-12-11 2015-04-22 湖南科技大学 A kind of soft foundation inflation anchor bar of steel wire net

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0637676A1 (en) * 1993-01-26 1995-02-08 LOGASHKIN, Sergei Alexeevich Pliant bracing prop
CZ20001439A3 (en) * 2000-04-20 2001-12-12 Zdeněk Ujka Rock bolt with multiple part sheathing
CZ20003670A3 (en) * 2000-10-05 2002-05-15 Ankra, Spol. S R. O. Friction rock bolt
WO2007023363A1 (en) * 2005-08-23 2007-03-01 Pieter Schalk Mulder An expansible rock bolt
WO2008031120A1 (en) * 2006-09-14 2008-03-20 Atlas Copco Mai Gmbh Corrosion-protected anchor
WO2011079829A2 (en) * 2009-12-28 2011-07-07 Geofinal, S.R.O. Expansion rock anchor
WO2011087948A1 (en) * 2010-01-14 2011-07-21 Anthony John Spencer Spearing Self-drilling expandable bolt
WO2013173901A1 (en) * 2012-05-22 2013-11-28 Atlas Copco Canada Inc. Rock bolt and method of installing a rock bolt

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017008147A1 *

Also Published As

Publication number Publication date
MX2017016281A (en) 2018-04-20
US20180171800A1 (en) 2018-06-21
EP3320179A1 (en) 2018-05-16
WO2017008147A1 (en) 2017-01-19
BR112017028280A2 (en) 2018-09-04
CL2017003335A1 (en) 2018-04-20
CA2988185A1 (en) 2017-01-19
PE20180749A1 (en) 2018-04-27

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A4 Supplementary search report drawn up and despatched

Effective date: 20190212

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STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20190912