FR1294271A - Anchoring device, in particular for roof bolts of underground galleries - Google Patents

Anchoring device, in particular for roof bolts of underground galleries

Info

Publication number
FR1294271A
FR1294271A FR858649A FR858649A FR1294271A FR 1294271 A FR1294271 A FR 1294271A FR 858649 A FR858649 A FR 858649A FR 858649 A FR858649 A FR 858649A FR 1294271 A FR1294271 A FR 1294271A
Authority
FR
France
Prior art keywords
anchoring device
roof bolts
underground galleries
galleries
underground
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
FR858649A
Other languages
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.)
FORGES ET BOULONNERIES HERMANT
Original Assignee
FORGES ET BOULONNERIES HERMANT
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 FORGES ET BOULONNERIES HERMANT filed Critical FORGES ET BOULONNERIES HERMANT
Priority to FR858649A priority Critical patent/FR1294271A/en
Priority to ES0267131A priority patent/ES267131A1/en
Priority to GB1425262A priority patent/GB1008863A/en
Application granted granted Critical
Publication of FR1294271A publication Critical patent/FR1294271A/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

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)
  • Dowels (AREA)
FR858649A 1961-04-13 1961-04-13 Anchoring device, in particular for roof bolts of underground galleries Expired FR1294271A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR858649A FR1294271A (en) 1961-04-13 1961-04-13 Anchoring device, in particular for roof bolts of underground galleries
ES0267131A ES267131A1 (en) 1961-04-13 1961-05-04 An anchoring device, especially for roof bolts of underground galleries (Machine-translation by Google Translate, not legally binding)
GB1425262A GB1008863A (en) 1961-04-13 1962-04-12 Anchoring device, particularly for roof bolts in underground galleries

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR858649A FR1294271A (en) 1961-04-13 1961-04-13 Anchoring device, in particular for roof bolts of underground galleries

Publications (1)

Publication Number Publication Date
FR1294271A true FR1294271A (en) 1962-05-26

Family

ID=8752985

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858649A Expired FR1294271A (en) 1961-04-13 1961-04-13 Anchoring device, in particular for roof bolts of underground galleries

Country Status (2)

Country Link
ES (1) ES267131A1 (en)
FR (1) FR1294271A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442562A (en) * 1982-05-07 1984-04-17 Russo Peter J Method of forming anchor bolts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442562A (en) * 1982-05-07 1984-04-17 Russo Peter J Method of forming anchor bolts

Also Published As

Publication number Publication date
ES267131A1 (en) 1961-08-16

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