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FR438896A - Cadre pour galeries de mines - Google Patents

Cadre pour galeries de mines

Info

Publication number
FR438896A
FR438896A FR438896DA FR438896A FR 438896 A FR438896 A FR 438896A FR 438896D A FR438896D A FR 438896DA FR 438896 A FR438896 A FR 438896A
Authority
FR
France
Prior art keywords
frame
mine galleries
galleries
mine
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
Other languages
English (en)
Inventor
Wilhelm Riegel
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.)
WILHELM RIEGEL
Original Assignee
WILHELM RIEGEL
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 WILHELM RIEGEL filed Critical WILHELM RIEGEL
Application granted granted Critical
Publication of FR438896A publication Critical patent/FR438896A/fr
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
    • E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside 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)
FR438896D 1911-01-12 1912-01-11 Cadre pour galeries de mines Expired FR438896A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU438896X 1911-01-12

Publications (1)

Publication Number Publication Date
FR438896A true FR438896A (fr) 1912-05-30

Family

ID=1480373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR438896D Expired FR438896A (fr) 1911-01-12 1912-01-11 Cadre pour galeries de mines

Country Status (1)

Country Link
FR (1) FR438896A (fr)

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