FR86553E - Expansion anchor bolt, more particularly intended for the suspended support of mine roofs - Google Patents

Expansion anchor bolt, more particularly intended for the suspended support of mine roofs

Info

Publication number
FR86553E
FR86553E FR969939A FR969939A FR86553E FR 86553 E FR86553 E FR 86553E FR 969939 A FR969939 A FR 969939A FR 969939 A FR969939 A FR 969939A FR 86553 E FR86553 E FR 86553E
Authority
FR
France
Prior art keywords
anchor bolt
particularly intended
expansion anchor
suspended support
mine roofs
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.)
Expired
Application number
FR969939A
Other languages
French (fr)
Inventor
Jean-Pierre Willy Bock
Bock
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 filed Critical
Priority to FR969939A priority Critical patent/FR86553E/en
Application granted granted Critical
Publication of FR86553E publication Critical patent/FR86553E/en
Expired 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
    • E21D21/008—Anchoring or tensioning 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)
FR969939A 1964-04-07 1964-04-07 Expansion anchor bolt, more particularly intended for the suspended support of mine roofs Expired FR86553E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR969939A FR86553E (en) 1964-04-07 1964-04-07 Expansion anchor bolt, more particularly intended for the suspended support of mine roofs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR969939A FR86553E (en) 1964-04-07 1964-04-07 Expansion anchor bolt, more particularly intended for the suspended support of mine roofs

Publications (1)

Publication Number Publication Date
FR86553E true FR86553E (en) 1966-03-04

Family

ID=8827152

Family Applications (1)

Application Number Title Priority Date Filing Date
FR969939A Expired FR86553E (en) 1964-04-07 1964-04-07 Expansion anchor bolt, more particularly intended for the suspended support of mine roofs

Country Status (1)

Country Link
FR (1) FR86553E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013189785A3 (en) * 2012-06-18 2014-05-30 Sandvik Intellectual Property Ab An anchor mechanism and a cable rock bolt
CN108222990A (en) * 2018-03-23 2018-06-29 东北大学 A kind of M types are released can anchor pole

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013189785A3 (en) * 2012-06-18 2014-05-30 Sandvik Intellectual Property Ab An anchor mechanism and a cable rock bolt
CN104379871A (en) * 2012-06-18 2015-02-25 山特维克知识产权股份有限公司 Anchor mechanism and cable rock bolt
CN108222990A (en) * 2018-03-23 2018-06-29 东北大学 A kind of M types are released can anchor pole
CN108222990B (en) * 2018-03-23 2023-12-08 东北大学 M-shaped energy release anchor rod

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