ZA200405365B - Rock bolts with an expandable element. - Google Patents

Rock bolts with an expandable element.

Info

Publication number
ZA200405365B
ZA200405365B ZA200405365A ZA200405365A ZA200405365B ZA 200405365 B ZA200405365 B ZA 200405365B ZA 200405365 A ZA200405365 A ZA 200405365A ZA 200405365 A ZA200405365 A ZA 200405365A ZA 200405365 B ZA200405365 B ZA 200405365B
Authority
ZA
South Africa
Prior art keywords
expandable element
rock bolts
rock
bolts
expandable
Prior art date
Application number
ZA200405365A
Other languages
English (en)
Inventor
Josef Mocivnik
Karl Boehm
Original Assignee
Techmo Entw & Vertriebs Gmbh
Alwag Tunnelaus Bau Ges M B H
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 Techmo Entw & Vertriebs Gmbh, Alwag Tunnelaus Bau Ges M B H filed Critical Techmo Entw & Vertriebs Gmbh
Publication of ZA200405365B publication Critical patent/ZA200405365B/xx

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
    • E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing 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)
  • Earth Drilling (AREA)
  • Piles And Underground Anchors (AREA)
ZA200405365A 2002-01-22 2004-07-06 Rock bolts with an expandable element. ZA200405365B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0009702A AT412739B (de) 2002-01-22 2002-01-22 Verfahren und vorrichtung zum bohren eines loches in boden- oder gesteinsmaterial und zum ausbilden einer verankerung

Publications (1)

Publication Number Publication Date
ZA200405365B true ZA200405365B (en) 2005-03-22

Family

ID=27587154

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200405365A ZA200405365B (en) 2002-01-22 2004-07-06 Rock bolts with an expandable element.

Country Status (10)

Country Link
US (1) US7004686B2 (xx)
EP (1) EP1468167B1 (xx)
JP (1) JP2005515338A (xx)
AT (1) AT412739B (xx)
AU (1) AU2003205414B2 (xx)
CA (1) CA2473255C (xx)
DE (1) DE50301420D1 (xx)
TW (1) TW200302897A (xx)
WO (1) WO2003062599A1 (xx)
ZA (1) ZA200405365B (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE526972C2 (sv) * 2003-11-13 2005-11-29 Atlas Copco Rock Drills Ab Modulärt bergbultsystem
SE526970C2 (sv) * 2003-11-13 2005-11-29 Atlas Copco Rock Drills Ab Självborrande bergbult
SE526971C2 (sv) * 2003-11-13 2005-11-29 Atlas Copco Rock Drills Ab Skarvbar självborrande bergbult
SE529459C2 (sv) * 2004-03-10 2007-08-14 Sandvik Intellectual Property Borrande apparatur
AT505335B1 (de) * 2007-04-19 2009-12-15 Techmo Entw & Vertriebs Gmbh Vorrichtung zum herstellen eines bohrloches in gesteinsmaterial
US9062547B2 (en) 2010-06-04 2015-06-23 Fci Holdings Delaware, Inc. Expandable bolt with shielded tip
EP3013504A4 (en) * 2013-06-25 2017-03-15 Robert Cousineau Self-undercut anchor system
US9863248B2 (en) 2015-04-23 2018-01-09 Jason L. Moon Friction bolt
CN105221068A (zh) * 2015-11-10 2016-01-06 西南石油大学 利用冲击作用提高心部破岩效率的新型pdc钻头
CN110500060A (zh) * 2019-09-26 2019-11-26 中铁隧道局集团有限公司 一种分段前进式钻杆快速注浆装置、系统和注浆方法
CN114810171B (zh) * 2022-03-30 2023-03-10 西南交通大学 一种端头可膨胀式锚杆

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1368123A (fr) * 1963-01-28 1964-07-31 Ct Ex De Rech S Et D Etudes Du Procédé d'ancrage et dispositif d'ancrage amovible
US3349567A (en) * 1964-06-03 1967-10-31 John E Munn Mine roof support and method of providing same
USRE30929E (en) * 1977-09-28 1982-05-11 Collapsible tunnel liner section and method of lining a tunnel
SE427764B (sv) 1979-03-09 1983-05-02 Atlas Copco Ab Bergbultningsforfarande jemte rorformig bergbult
ZA811894B (en) * 1980-03-28 1982-04-28 R Thom An anchor bolt
NO159201C (no) 1980-09-08 1988-12-07 Atlas Copco Ab Fremgangsmaate ved bolting i fjell og kombinert ekspansjonsbolt og installasjonsanordning for samme.
US4636115A (en) 1980-11-10 1987-01-13 The Curators Of The University Of Missouri Expansion bolt and mine roof reinforcement therewith
SE8106165L (sv) 1981-10-19 1983-04-20 Atlas Copco Ab Forfarande for bergbultning och bergbult
SE436781B (sv) 1981-11-16 1985-01-21 Atlas Copco Ab Svellkropp
JPS5924030A (ja) * 1982-07-29 1984-02-07 Giken Seisakusho:Kk アンカ−
SE451268B (sv) 1982-12-21 1987-09-21 Atlas Copco Ab Svellkropp for i mark belegna konstruktioner
SE457894B (sv) * 1985-06-17 1989-02-06 Atlas Copco Ab Saett att stabilisera berg
BE1003914A3 (nl) * 1989-06-22 1992-07-14 Corstjens Helena Michel Werkwijze voor het vergroten van de doorgang van een pijp in de grond en daarbij gebruikte hogedrukslang.
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
WO1991006713A1 (en) * 1989-10-24 1991-05-16 Groutco (Aust.) Pty. Ltd. Inflatable ground anchor
SE9600640L (sv) 1996-02-21 1997-03-17 Atlas Copco Rock Drills Ab Skarvning av en rörformad bergbult
CZ296814B6 (cs) 1996-11-12 2006-06-14 Techmo Entwicklungs- Und Vertriebs Gmbh Zpusob a zarízení pro soucasné vrtání a obkládáníotvoru
AT408248B (de) 1997-06-18 2001-09-25 Techmo Entw & Vertriebs Gmbh Verfahren und vorrichtung zum bohren von löchern
SE512834C2 (sv) * 1999-06-04 2000-05-22 Atlas Copco Rock Drills Ab Rörformad bergbult

Also Published As

Publication number Publication date
JP2005515338A (ja) 2005-05-26
CA2473255C (en) 2010-04-20
AT412739B (de) 2005-06-27
WO2003062599A1 (de) 2003-07-31
EP1468167B1 (de) 2005-10-19
AU2003205414B2 (en) 2007-12-13
CA2473255A1 (en) 2003-07-31
US20040231890A1 (en) 2004-11-25
ATA972002A (de) 2004-11-15
EP1468167A1 (de) 2004-10-20
US7004686B2 (en) 2006-02-28
DE50301420D1 (de) 2006-03-02
TW200302897A (en) 2003-08-16

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