ZA816373B - A rock anchor - Google Patents

A rock anchor

Info

Publication number
ZA816373B
ZA816373B ZA816373A ZA816373A ZA816373B ZA 816373 B ZA816373 B ZA 816373B ZA 816373 A ZA816373 A ZA 816373A ZA 816373 A ZA816373 A ZA 816373A ZA 816373 B ZA816373 B ZA 816373B
Authority
ZA
South Africa
Prior art keywords
rock anchor
rock
anchor
Prior art date
Application number
ZA816373A
Other languages
English (en)
Inventor
Manfred Koppers
Karlheinz Bohnes
Bernhard 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 ZA816373B publication Critical patent/ZA816373B/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)
ZA816373A 1980-12-18 1981-09-14 A rock anchor ZA816373B (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
ZA816373B true ZA816373B (en) 1982-09-29

Family

ID=6119480

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA816373A ZA816373B (en) 1980-12-18 1981-09-14 A rock anchor

Country Status (8)

Country Link
US (1) US4440526A (fr)
AU (1) AU545378B2 (fr)
CA (1) CA1172477A (fr)
DE (1) DE3047709C2 (fr)
ES (1) ES508077A0 (fr)
FR (1) FR2496752B1 (fr)
ZA (1) ZA816373B (fr)
ZW (1) ZW23681A1 (fr)

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
US6074134A (en) * 1997-02-14 2000-06-13 Jennmar Corporation Tensionable cable bolt
AU2002351425B2 (en) * 2001-11-15 2007-06-14 Aveng (Africa) Limited Rock bolt
AU2003220700B2 (en) * 2002-02-25 2007-09-06 Steffen, Robertson & Kirsten (South Africa) (Pty) Ltd And William David Ortlepp Rock bolt
AU2003287766B2 (en) * 2002-12-16 2007-05-17 Garock Pty Ltd. A yielding rock bolt
AU2002953368A0 (en) * 2002-12-16 2003-01-09 Garford Pty Ltd A yielding rock bolt
US7736738B2 (en) * 2003-12-17 2010-06-15 Terrasimco Inc. Coated mining bolt
US8137032B2 (en) * 2006-12-19 2012-03-20 Minova International Limited Anchor with grout jacket
AU2009329796B2 (en) * 2008-12-23 2014-02-06 Hani Sabri Mitri Sleeved cable bolt
US9080444B1 (en) * 2010-01-04 2015-07-14 Rei, Inc. Method and system of coal mine roof stabilization
AU2012312022B2 (en) * 2011-09-22 2017-04-20 Boston Scientific Scimed, Inc. Pelvic implant and treatment method
JP6679757B2 (ja) * 2016-08-10 2020-04-15 コリア インスティチュート オブ シビル エンジニアリング アンド ビルディング テクノロジーＫｏｒｅａ Ｉｎｓｔｉｔｕｔｅ Ｏｆ Ｃｉｖｉｌ Ｅｎｇｉｎｅｅｒｉｎｇ Ａｎｄ Ｂｕｉｌｄｉｎｇ Ｔｅｃｈｎｏｌｏｇｙ マイクロパイルの波形グラウト球根及びその形成方法
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
BE708923A (fr) * 1967-01-18 1968-05-16
FR92589E (fr) * 1967-06-15 1968-11-29 Assemblages pour tiges d'ancrage
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
US4440526A (en) 1984-04-03
ZW23681A1 (en) 1982-02-17
DE3047709A1 (de) 1982-07-22
ES8302848A1 (es) 1982-12-01
AU7786481A (en) 1982-06-24
DE3047709C2 (de) 1983-02-24
CA1172477A (fr) 1984-08-14
AU545378B2 (en) 1985-07-11
FR2496752B1 (fr) 1985-08-23
FR2496752A1 (fr) 1982-06-25
ES508077A0 (es) 1982-12-01

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