FR1520333A - Tige de soutènement de toits de galeries de mines - Google Patents

Tige de soutènement de toits de galeries de mines

Info

Publication number
FR1520333A
FR1520333A FR104131A FR104131A FR1520333A FR 1520333 A FR1520333 A FR 1520333A FR 104131 A FR104131 A FR 104131A FR 104131 A FR104131 A FR 104131A FR 1520333 A FR1520333 A FR 1520333A
Authority
FR
France
Prior art keywords
support rod
roof support
mining galleries
galleries
mining
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
FR104131A
Other languages
English (en)
Inventor
Gaston Gasparotto
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 FR104131A priority Critical patent/FR1520333A/fr
Application granted granted Critical
Publication of FR1520333A publication Critical patent/FR1520333A/fr
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
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts

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)
FR104131A 1967-04-25 1967-04-25 Tige de soutènement de toits de galeries de mines Expired FR1520333A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR104131A FR1520333A (fr) 1967-04-25 1967-04-25 Tige de soutènement de toits de galeries de mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR104131A FR1520333A (fr) 1967-04-25 1967-04-25 Tige de soutènement de toits de galeries de mines

Publications (1)

Publication Number Publication Date
FR1520333A true FR1520333A (fr) 1968-04-05

Family

ID=8629616

Family Applications (1)

Application Number Title Priority Date Filing Date
FR104131A Expired FR1520333A (fr) 1967-04-25 1967-04-25 Tige de soutènement de toits de galeries de mines

Country Status (1)

Country Link
FR (1) FR1520333A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2084181A6 (fr) * 1970-03-04 1971-12-17 Bergwerksverband Gmbh

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2084181A6 (fr) * 1970-03-04 1971-12-17 Bergwerksverband Gmbh

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