GB2072784A - Anchor bolt - Google Patents

Anchor bolt Download PDF

Info

Publication number
GB2072784A
GB2072784A GB8109013A GB8109013A GB2072784A GB 2072784 A GB2072784 A GB 2072784A GB 8109013 A GB8109013 A GB 8109013A GB 8109013 A GB8109013 A GB 8109013A GB 2072784 A GB2072784 A GB 2072784A
Authority
GB
United Kingdom
Prior art keywords
chamber
anchor bolt
elongate body
bore
rockface
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Withdrawn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
GB8109013A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2072784A publication Critical patent/GB2072784A/en
Withdrawn legal-status Critical Current

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)
  • Piles And Underground Anchors (AREA)
  • Lubricants (AREA)
GB8109013A 1980-03-28 1981-03-23 Anchor bolt Withdrawn GB2072784A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA796448 1980-03-28

Publications (1)

Publication Number Publication Date
GB2072784A true GB2072784A (en) 1981-10-07

Family

ID=25574390

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8109013A Withdrawn GB2072784A (en) 1980-03-28 1981-03-23 Anchor bolt

Country Status (4)

Country Link
DE (2) DE3111673A1 (enrdf_load_stackoverflow)
FR (1) FR2479322A1 (enrdf_load_stackoverflow)
GB (1) GB2072784A (enrdf_load_stackoverflow)
ZA (1) ZA811894B (enrdf_load_stackoverflow)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0079875A1 (en) * 1981-11-16 1983-05-25 Bo Torbjörn Skogberg Expansion body
EP0207030A1 (en) * 1985-06-17 1986-12-30 Atlas Copco Aktiebolag Method of stabilizing a rock structure
US4636115A (en) * 1980-11-10 1987-01-13 The Curators Of The University Of Missouri Expansion bolt and mine roof reinforcement therewith
GB2206390A (en) * 1987-07-02 1989-01-05 Coal Ind Deformable rock bolt
US4954017A (en) * 1980-11-10 1990-09-04 The Curators Of The University Of Missouri Expansion bolt and mine roof reinforcement
WO2000075489A1 (en) * 1999-06-04 2000-12-14 Atlas Copco Rock Drills Ab Tube-formed rock bolt
WO2004016909A1 (en) * 2002-08-19 2004-02-26 John Paul Mckelvey Rock bolt
WO2007023363A1 (en) * 2005-08-23 2007-03-01 Pieter Schalk Mulder An expansible rock bolt
EP1724435A4 (en) * 2004-01-14 2009-09-30 Nisshin Steel Co Ltd HIGH STRENGTH STEEL PIPE LOCK BOLT AND METHOD FOR MANUFACTURING SAME
WO2011079829A3 (en) * 2009-12-28 2012-05-31 Geofinal, S.R.O. Expansion rock anchor
WO2012083365A1 (en) * 2010-12-22 2012-06-28 Garock Pty Ltd Rock bolt

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552158B1 (fr) * 1983-09-21 1995-07-07 Puntous Rene Procede d'ancrage pour toits et parements de galeries souterraines et dispositifs pour la mise en oeuvre de ce procede
BG39739A1 (en) * 1984-09-26 1986-08-15 Nikolaev Tube fastener
AT384277B (de) * 1984-11-19 1987-10-27 Rudolf Gruber Nagel
DD252854A5 (de) * 1986-01-13 1987-12-30 Magyar Aluminiumpari Troeszt,Hu Rohrkonstruktion zur herstellung eines steinankers und/oder gestaltung eines ganges fuer die fluessigkeitsfoerderung
AT387429B (de) * 1986-04-09 1989-01-25 Gd Anker Gmbh & Co Kg Gebirgsanker
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
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665719A (en) * 1969-05-28 1972-05-30 Atlantic Richfield Co Apparatus for counterstressing in situ rock for support of underground openings
CA990555A (en) * 1973-02-09 1976-06-08 James J. Scott Friction rock stabilizers
ES203342Y (es) * 1973-06-23 1976-04-16 Elementos de sujecion perfeccionado.
SU625048A1 (ru) * 1973-06-25 1978-09-25 Shubnyj Aleksandr Анкерна крепь
US3922867A (en) * 1974-01-04 1975-12-02 James J Scott Friction rock stabilizers
US4012913A (en) * 1975-10-03 1977-03-22 Scott James J Friction rock stabilizers

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4636115A (en) * 1980-11-10 1987-01-13 The Curators Of The University Of Missouri Expansion bolt and mine roof reinforcement therewith
US4954017A (en) * 1980-11-10 1990-09-04 The Curators Of The University Of Missouri Expansion bolt and mine roof reinforcement
EP0079875A1 (en) * 1981-11-16 1983-05-25 Bo Torbjörn Skogberg Expansion body
EP0207030A1 (en) * 1985-06-17 1986-12-30 Atlas Copco Aktiebolag Method of stabilizing a rock structure
GB2206390A (en) * 1987-07-02 1989-01-05 Coal Ind Deformable rock bolt
AU770287B2 (en) * 1999-06-04 2004-02-19 Atlas Copco Rock Drills Ab Tube-formed rock bolt
WO2000075489A1 (en) * 1999-06-04 2000-12-14 Atlas Copco Rock Drills Ab Tube-formed rock bolt
WO2004016909A1 (en) * 2002-08-19 2004-02-26 John Paul Mckelvey Rock bolt
EP1724435A4 (en) * 2004-01-14 2009-09-30 Nisshin Steel Co Ltd HIGH STRENGTH STEEL PIPE LOCK BOLT AND METHOD FOR MANUFACTURING SAME
US7794179B2 (en) 2004-01-14 2010-09-14 Nisshin Steel Co., Ltd. Rockbolt of high strength steel pipe and method of manufacturing the same
WO2007023363A1 (en) * 2005-08-23 2007-03-01 Pieter Schalk Mulder An expansible rock bolt
WO2011079829A3 (en) * 2009-12-28 2012-05-31 Geofinal, S.R.O. Expansion rock anchor
WO2012083365A1 (en) * 2010-12-22 2012-06-28 Garock Pty Ltd Rock bolt

Also Published As

Publication number Publication date
FR2479322A1 (enrdf_load_stackoverflow) 1981-10-02
ZA811894B (en) 1982-04-28
DE3111673A1 (de) 1982-05-19
DE8108691U1 (de) 1981-09-17

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)