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FR1230818A - Improvements to roof supports for mine galleries - Google Patents

Improvements to roof supports for mine galleries

Info

Publication number
FR1230818A
FR1230818A FR800164A FR800164A FR1230818A FR 1230818 A FR1230818 A FR 1230818A FR 800164 A FR800164 A FR 800164A FR 800164 A FR800164 A FR 800164A FR 1230818 A FR1230818 A FR 1230818A
Authority
FR
France
Prior art keywords
roof supports
mine galleries
galleries
mine
roof
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
FR800164A
Other languages
French (fr)
Inventor
James Edgar Moxon
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.)
GEORGE MOXON MINING Ltd
Original Assignee
GEORGE MOXON MINING Ltd
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 GEORGE MOXON MINING Ltd filed Critical GEORGE MOXON MINING Ltd
Application granted granted Critical
Publication of FR1230818A publication Critical patent/FR1230818A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/28—Longitudinal struts, i.e. longitudinal connections between adjoining arches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR800164A 1958-07-14 1959-07-11 Improvements to roof supports for mine galleries Expired FR1230818A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1230818X 1958-07-14

Publications (1)

Publication Number Publication Date
FR1230818A true FR1230818A (en) 1960-09-20

Family

ID=10884451

Family Applications (1)

Application Number Title Priority Date Filing Date
FR800164A Expired FR1230818A (en) 1958-07-14 1959-07-11 Improvements to roof supports for mine galleries

Country Status (1)

Country Link
FR (1) FR1230818A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311199A (en) * 1980-01-07 1982-01-19 Josef Elias Reuseable portable firewall

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311199A (en) * 1980-01-07 1982-01-19 Josef Elias Reuseable portable firewall

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