ZA200109337B - Tube-formed rock bolt. - Google Patents

Tube-formed rock bolt.

Info

Publication number
ZA200109337B
ZA200109337B ZA200109337A ZA200109337A ZA200109337B ZA 200109337 B ZA200109337 B ZA 200109337B ZA 200109337 A ZA200109337 A ZA 200109337A ZA 200109337 A ZA200109337 A ZA 200109337A ZA 200109337 B ZA200109337 B ZA 200109337B
Authority
ZA
South Africa
Prior art keywords
tube
rock bolt
formed rock
bolt
rock
Prior art date
Application number
ZA200109337A
Other languages
English (en)
Inventor
Thomas Arvidsson
Original Assignee
Atlas Copco Rock Drills 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 Atlas Copco Rock Drills Ab filed Critical Atlas Copco Rock Drills Ab
Publication of ZA200109337B publication Critical patent/ZA200109337B/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)
  • Dowels (AREA)
  • Forging (AREA)
  • Extrusion Of Metal (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
ZA200109337A 1999-06-04 2001-11-13 Tube-formed rock bolt. ZA200109337B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9902065A SE512834C2 (sv) 1999-06-04 1999-06-04 Rörformad bergbult

Publications (1)

Publication Number Publication Date
ZA200109337B true ZA200109337B (en) 2003-02-26

Family

ID=20415894

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200109337A ZA200109337B (en) 1999-06-04 2001-11-13 Tube-formed rock bolt.

Country Status (7)

Country Link
EP (1) EP1183441A1 (xx)
JP (1) JP2003501573A (xx)
AU (1) AU770287B2 (xx)
CA (1) CA2371136A1 (xx)
SE (1) SE512834C2 (xx)
WO (1) WO2000075489A1 (xx)
ZA (1) ZA200109337B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT412739B (de) * 2002-01-22 2005-06-27 Techmo Entw & Vertriebs Gmbh Verfahren und vorrichtung zum bohren eines loches in boden- oder gesteinsmaterial und zum ausbilden einer verankerung
AT412361B (de) * 2002-09-03 2005-01-25 Hammer Rene Verfahren und vorrichtung zum sichern des gebirges und des ausbaus von stollen, tunnels u.dgl.
JP2005200893A (ja) 2004-01-14 2005-07-28 Nisshin Steel Co Ltd 高耐力鋼管膨張型ロックボルト及びその製造方法
WO2007023363A1 (en) * 2005-08-23 2007-03-01 Pieter Schalk Mulder An expansible rock bolt
AU2011349044B2 (en) * 2010-12-22 2015-02-05 Garock Pty Ltd Rock bolt

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1410258A (en) * 1919-03-29 1922-03-21 Edward Ogden J Expansion shield
US4284379A (en) * 1979-07-25 1981-08-18 Ingersoll-Rand Company Earth structure stabilizer
ZA811894B (en) * 1980-03-28 1982-04-28 R Thom An anchor bolt
DE3120809A1 (de) * 1981-05-25 1982-12-16 Hilti AG, 9494 Schaan Ankerbolzen mit zylindrischem bolzenkoerper
ZA906021B (en) * 1989-08-02 1991-05-29 Ingersoll Rand Co A dynamic earth anchor,and a sleeve therefor

Also Published As

Publication number Publication date
EP1183441A1 (en) 2002-03-06
SE9902065L (sv) 2000-05-22
JP2003501573A (ja) 2003-01-14
SE9902065D0 (sv) 1999-06-04
AU2840000A (en) 2000-12-28
CA2371136A1 (en) 2000-12-14
SE512834C2 (sv) 2000-05-22
AU770287B2 (en) 2004-02-19
WO2000075489A1 (en) 2000-12-14

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