ZW23681A1 - A rock anchor - Google Patents

A rock anchor

Info

Publication number
ZW23681A1
ZW23681A1 ZW236/81A ZW23681A ZW23681A1 ZW 23681 A1 ZW23681 A1 ZW 23681A1 ZW 236/81 A ZW236/81 A ZW 236/81A ZW 23681 A ZW23681 A ZW 23681A ZW 23681 A1 ZW23681 A1 ZW 23681A1
Authority
ZW
Zimbabwe
Prior art keywords
rock anchor
rock
anchor
Prior art date
Application number
ZW236/81A
Other languages
English (en)
Inventor
Manfred Koppers
Karlheinz Bohnes
Bernard Stephan
Original Assignee
Bochumer Eisen Heintzmann
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 Bochumer Eisen Heintzmann filed Critical Bochumer Eisen Heintzmann
Publication of ZW23681A1 publication Critical patent/ZW23681A1/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
    • E21D21/0093—Accessories
    • 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
    • E21D21/0033—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts having a jacket or outer tube

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)
ZW236/81A 1980-12-18 1981-09-22 A rock anchor ZW23681A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3047709A DE3047709C2 (de) 1980-12-18 1980-12-18 Gebirgsanker

Publications (1)

Publication Number Publication Date
ZW23681A1 true ZW23681A1 (en) 1982-02-17

Family

ID=6119480

Family Applications (1)

Application Number Title Priority Date Filing Date
ZW236/81A ZW23681A1 (en) 1980-12-18 1981-09-22 A rock anchor

Country Status (8)

Country Link
US (1) US4440526A (xx)
AU (1) AU545378B2 (xx)
CA (1) CA1172477A (xx)
DE (1) DE3047709C2 (xx)
ES (1) ES8302848A1 (xx)
FR (1) FR2496752B1 (xx)
ZA (1) ZA816373B (xx)
ZW (1) ZW23681A1 (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI73046C (fi) * 1983-06-13 1987-08-10 Tampella Oy Ab Foerfarande och apparat foer inmatning av gjutmedel i ett borrhaol vid gjutbultning av berg.
DE3434020A1 (de) * 1984-09-15 1986-03-27 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Nachgiebiger gebirgsanker
US4750887A (en) * 1986-08-11 1988-06-14 Simmons Walter J Anchor bolt assembly
DE3629365A1 (de) * 1986-08-29 1988-03-03 Hausherr & Soehne Rudolf Flexibler gebirgsanker
DE3713291A1 (de) * 1987-04-18 1988-11-03 Dyckerhoff & Widmann Ag Gebirgsanker zur sicherung von strecken und raeumen im berg- und tunnelbau
US5472296A (en) * 1992-08-20 1995-12-05 Dyckerhoff & Widmann Aktiengesellschaft Corrosion protected support element for a soil anchor or a rock anchor, a pressure pile or the like
US5785463A (en) * 1996-01-11 1998-07-28 Jennmar Corporation Combination cable bolt system
US5919006A (en) * 1997-02-14 1999-07-06 Jennmar Corporation Tensionable cable bolt with mixing assembly
WO2003042501A1 (en) * 2001-11-15 2003-05-22 Grinaker-Lta Limited Rock bolt
CA2477346C (en) * 2002-02-25 2010-06-01 Steffen, Robertson & Kirsten (South Africa) (Pty) Ltd Rock bolt
AU2002953368A0 (en) * 2002-12-16 2003-01-09 Garford Pty Ltd A yielding rock bolt
AU2003287766B2 (en) * 2002-12-16 2007-05-17 Garock Pty Ltd. A yielding rock bolt
CA2944579C (en) * 2003-12-17 2020-04-07 Terrasimco Inc. Toughened polyethylene terephthalate
US8137032B2 (en) * 2006-12-19 2012-03-20 Minova International Limited Anchor with grout jacket
US8602690B2 (en) * 2008-12-23 2013-12-10 Hani Sabri Mitri Sleeved cable bolt
US9080444B1 (en) * 2010-01-04 2015-07-14 Rei, Inc. Method and system of coal mine roof stabilization
WO2013044228A1 (en) * 2011-09-22 2013-03-28 Ams Research Corporation Pelvic implant and treatment method
WO2018030805A1 (ko) * 2016-08-10 2018-02-15 한국건설기술연구원 마이크로 파일의 파형 그라우팅 구근 및 이를 형성하는 방법
CN109339840B (zh) * 2018-11-13 2024-03-05 重庆大学 一种抗扭大变形锚杆

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1434225A (fr) * 1965-01-25 1966-04-08 Procédé et dispositif de soutènement par scellement, notamment des toits et des parements de mines
FR92589E (fr) * 1967-06-15 1968-11-29 Assemblages pour tiges d'ancrage
BE708923A (xx) * 1967-01-18 1968-05-16
US3460429A (en) * 1967-04-19 1969-08-12 Jack La Torre Expansible fastener with expander therefor
FR2304770A1 (fr) * 1975-03-18 1976-10-15 Bergwerksverband Gmbh Ancrage de roche
US4313695A (en) * 1980-01-07 1982-02-02 Ingersoll-Rand Company Earth structure stabilizing method, and a friction rock stabilizer and an axial extension therefor

Also Published As

Publication number Publication date
CA1172477A (en) 1984-08-14
US4440526A (en) 1984-04-03
FR2496752B1 (fr) 1985-08-23
DE3047709A1 (de) 1982-07-22
DE3047709C2 (de) 1983-02-24
AU7786481A (en) 1982-06-24
FR2496752A1 (fr) 1982-06-25
ES508077A0 (es) 1982-12-01
ZA816373B (en) 1982-09-29
ES8302848A1 (es) 1982-12-01
AU545378B2 (en) 1985-07-11

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