FR2479322A1 - - Google Patents

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Publication number
FR2479322A1
FR2479322A1 FR8106574A FR8106574A FR2479322A1 FR 2479322 A1 FR2479322 A1 FR 2479322A1 FR 8106574 A FR8106574 A FR 8106574A FR 8106574 A FR8106574 A FR 8106574A FR 2479322 A1 FR2479322 A1 FR 2479322A1
Authority
FR
France
Prior art keywords
chamber
anchor bolt
elongated body
hole
bolt according
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.)
Pending
Application number
FR8106574A
Other languages
English (en)
French (fr)
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 FR2479322A1 publication Critical patent/FR2479322A1/fr
Pending 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)
FR8106574A 1980-03-28 1981-03-26 Pending FR2479322A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2479322A1 true FR2479322A1 (enrdf_load_stackoverflow) 1981-10-02

Family

ID=25574390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8106574A Pending FR2479322A1 (enrdf_load_stackoverflow) 1980-03-28 1981-03-26

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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552158A1 (fr) * 1983-09-21 1985-03-22 Puntous Rene Procede d'ancrage pour toits et parements de galeries souterraines et dispositifs pour la mise en oeuvre de ce procede

Families Citing this family (17)

* 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
SE436781B (sv) * 1981-11-16 1985-01-21 Atlas Copco Ab Svellkropp
BG39739A1 (en) * 1984-09-26 1986-08-15 Nikolaev Tube fastener
AT384277B (de) * 1984-11-19 1987-10-27 Rudolf Gruber Nagel
SE457894B (sv) * 1985-06-17 1989-02-06 Atlas Copco Ab Saett att stabilisera berg
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
GB2206390A (en) * 1987-07-02 1989-01-05 Coal Ind Deformable rock bolt
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
SE9902065L (sv) * 1999-06-04 2000-05-22 Atlas Copco Rock Drills Ab Rörformad bergbult
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
AU2003263117A1 (en) * 2002-08-19 2004-03-03 Brendan Robert Crompton Rock bolt
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
CZ305105B6 (cs) * 2009-12-28 2015-05-06 Geofinal, S.R.O. Horninová expanzní kotva
BR112013015909A2 (pt) * 2010-12-22 2017-03-21 Garock Pty Ltd parafuso de rocha

Citations (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
FR2217527A1 (enrdf_load_stackoverflow) * 1973-02-09 1974-09-06 Scott James
FR2234478A1 (enrdf_load_stackoverflow) * 1973-06-23 1975-01-17 Fischer Artur
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
SU625048A1 (ru) * 1973-06-25 1978-09-25 Shubnyj Aleksandr Анкерна крепь

Patent Citations (7)

* 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
FR2217527A1 (enrdf_load_stackoverflow) * 1973-02-09 1974-09-06 Scott James
FR2234478A1 (enrdf_load_stackoverflow) * 1973-06-23 1975-01-17 Fischer Artur
GB1448753A (en) * 1973-06-23 1976-09-08 Fischer Artur Method of anchoring a fastening element
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/79 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552158A1 (fr) * 1983-09-21 1985-03-22 Puntous Rene Procede d'ancrage pour toits et parements de galeries souterraines et dispositifs pour la mise en oeuvre de ce procede
EP0156082A1 (fr) * 1983-09-21 1985-10-02 ETS DAVEY BICKFORD SMITH & CIE ET SOCIETE ANONYME D'EXPLOSIFS ET DE PRODUITS CHMIQUES Procédé d'ancrage pour toits et parements de galeries souterraines et dispositifs pour la mise en oeuvre de ce procédé

Also Published As

Publication number Publication date
DE3111673A1 (de) 1982-05-19
ZA811894B (en) 1982-04-28
GB2072784A (en) 1981-10-07
DE8108691U1 (de) 1981-09-17

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