EP3253949A4 - Improved drill bit for use with a friction bolt - Google Patents

Improved drill bit for use with a friction bolt Download PDF

Info

Publication number
EP3253949A4
EP3253949A4 EP16746003.9A EP16746003A EP3253949A4 EP 3253949 A4 EP3253949 A4 EP 3253949A4 EP 16746003 A EP16746003 A EP 16746003A EP 3253949 A4 EP3253949 A4 EP 3253949A4
Authority
EP
European Patent Office
Prior art keywords
drill bit
friction bolt
improved drill
improved
friction
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Withdrawn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
EP16746003.9A
Other languages
German (de)
French (fr)
Other versions
EP3253949A1 (en
Inventor
Matthew David Mclaren
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.)
Fero Group Pty Ltd
Original Assignee
Fero Group Pty Ltd
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
Priority claimed from AU2015900337A external-priority patent/AU2015900337A0/en
Application filed by Fero Group Pty Ltd filed Critical Fero Group Pty Ltd
Publication of EP3253949A1 publication Critical patent/EP3253949A1/en
Publication of EP3253949A4 publication Critical patent/EP3253949A4/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Withdrawn legal-status Critical Current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
    • E21D21/0053—Anchoring-bolts in the form of lost drilling rods
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • 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
EP16746003.9A 2015-02-04 2016-02-03 Improved drill bit for use with a friction bolt Withdrawn EP3253949A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2015900337A AU2015900337A0 (en) 2015-02-04 Improved drill bit for use with a friction bolt
PCT/AU2016/050061 WO2016123668A1 (en) 2015-02-04 2016-02-03 Improved drill bit for use with a friction bolt

Publications (2)

Publication Number Publication Date
EP3253949A1 EP3253949A1 (en) 2017-12-13
EP3253949A4 true EP3253949A4 (en) 2018-09-26

Family

ID=56563237

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16746003.9A Withdrawn EP3253949A4 (en) 2015-02-04 2016-02-03 Improved drill bit for use with a friction bolt

Country Status (7)

Country Link
US (1) US20180003057A1 (en)
EP (1) EP3253949A4 (en)
AU (2) AU2016214971A1 (en)
CA (1) CA2975760A1 (en)
CL (1) CL2017001995A1 (en)
EA (1) EA201791721A1 (en)
WO (1) WO2016123668A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106368725B (en) * 2016-11-25 2018-07-17 中国矿业大学 A kind of reaming rotation type anchor pole and application method
CN106437801B (en) 2016-11-25 2018-04-13 中国矿业大学 A kind of expansible reaming anchoring-bolt and method for protecting support
AU2021214414A1 (en) * 2020-01-29 2022-08-04 Hardrock Mining Solutions Pty Ltd Drilling assembly for inserting a rock bolt

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000066873A1 (en) * 1999-04-30 2000-11-09 Raers Corporation Pty Ltd Drilling apparatus and method for single pass bolting
WO2010071563A1 (en) * 2008-12-18 2010-06-24 Sandvik Intellectual Property Ab Drilling tool for percussive rock drilling as well as an expendable kit, a ring drill bit and a casing shoe therefor
WO2012012392A2 (en) * 2010-07-19 2012-01-26 Illinois Tool Works Inc. Anchoring device
AU2013251196A1 (en) * 2012-10-30 2014-05-15 Fero Strata Systems Pty Ltd Drill Bit for a Drill Assembly Including a Friction Bolt

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU208357B (en) * 1989-08-10 1993-09-28 Bakonyi Bauxitbanya Kft Device for making anchor particularly rock anchor and liquid afterhardening matter for injecting into rock or/and soil mass
WO1992001141A1 (en) * 1990-07-03 1992-01-23 The Illawarra Technology Corporation Limited Drillable ground support bolt
GB2254392A (en) * 1991-04-02 1992-10-07 Tu Hsiue Te Albert Self drilling expansion bolt
US5265982A (en) * 1992-11-06 1993-11-30 Joslyn Manufacturing Corporation High strength anchor
WO1997049929A1 (en) * 1996-06-24 1997-12-31 Irsaj, Martin, Jr. Self drilling masonry anchor
US6106200A (en) * 1996-11-12 2000-08-22 Techmo Entwicklungs-Und Vertriebs Gmbh Process and device for simultaneously drilling and lining a hole
DE10017751B4 (en) * 2000-04-10 2008-11-20 Hilti Aktiengesellschaft rock bolts
US6390735B1 (en) * 2000-06-30 2002-05-21 Noranda Inc. Apparatus and method for a yieldable tendon mine support
AT505959B1 (en) * 2004-03-23 2011-06-15 Alwag Tunnelausbau Gmbh METHOD AND DEVICE FOR DRILLING, IN PARTICULAR BUTTING OR TORQUE DRILLING OF A HOLE IN GROUND OR ROCK MATERIAL AND FOR FORMING AN ANCHORAGE
CA2543755C (en) * 2006-04-18 2012-12-11 Mansour Mining Inc. Detachable anchor bolt mixing head for use in mine roof support systems and method of using same
US8061935B2 (en) * 2006-11-15 2011-11-22 Sandvik Intellectual Property Ab Rock bolt and an anchoring device
WO2011087948A1 (en) * 2010-01-14 2011-07-21 Anthony John Spencer Spearing Self-drilling expandable bolt

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000066873A1 (en) * 1999-04-30 2000-11-09 Raers Corporation Pty Ltd Drilling apparatus and method for single pass bolting
WO2010071563A1 (en) * 2008-12-18 2010-06-24 Sandvik Intellectual Property Ab Drilling tool for percussive rock drilling as well as an expendable kit, a ring drill bit and a casing shoe therefor
WO2012012392A2 (en) * 2010-07-19 2012-01-26 Illinois Tool Works Inc. Anchoring device
AU2013251196A1 (en) * 2012-10-30 2014-05-15 Fero Strata Systems Pty Ltd Drill Bit for a Drill Assembly Including a Friction Bolt

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016123668A1 *

Also Published As

Publication number Publication date
CA2975760A1 (en) 2016-08-11
WO2016123668A1 (en) 2016-08-11
EP3253949A1 (en) 2017-12-13
EA201791721A1 (en) 2017-11-30
US20180003057A1 (en) 2018-01-04
CL2017001995A1 (en) 2018-03-16
AU2016214971A1 (en) 2017-08-17
AU2021202496A1 (en) 2021-05-20
AU2021202496B2 (en) 2023-04-27

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