FR2220006A1 - - Google Patents

Info

Publication number
FR2220006A1
FR2220006A1 FR7406307A FR7406307A FR2220006A1 FR 2220006 A1 FR2220006 A1 FR 2220006A1 FR 7406307 A FR7406307 A FR 7406307A FR 7406307 A FR7406307 A FR 7406307A FR 2220006 A1 FR2220006 A1 FR 2220006A1
Authority
FR
France
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.)
Granted
Application number
FR7406307A
Other languages
French (fr)
Other versions
FR2220006B1 (en
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.)
Bergbaustahl & Co GmbH
Original Assignee
Bergbaustahl & Co GmbH
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 Bergbaustahl & Co GmbH filed Critical Bergbaustahl & Co GmbH
Publication of FR2220006A1 publication Critical patent/FR2220006A1/fr
Application granted granted Critical
Publication of FR2220006B1 publication Critical patent/FR2220006B1/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
    • E21D11/20—Special cross- sections, e.g. corrugated

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)
  • Foundations (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
FR7406307A 1973-03-03 1974-02-25 Expired FR2220006B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2310660A DE2310660C2 (en) 1973-03-03 1973-03-03 Frame-shaped expansion for routes of underground operations, tunnels or the like

Publications (2)

Publication Number Publication Date
FR2220006A1 true FR2220006A1 (en) 1974-09-27
FR2220006B1 FR2220006B1 (en) 1982-04-23

Family

ID=5873713

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7406307A Expired FR2220006B1 (en) 1973-03-03 1974-02-25

Country Status (6)

Country Link
BE (1) BE811698A (en)
CA (1) CA992335A (en)
DE (1) DE2310660C2 (en)
FR (1) FR2220006B1 (en)
GB (1) GB1453688A (en)
ZA (1) ZA741355B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393928A1 (en) * 1977-06-11 1979-01-05 Bochumer Eisen Heintzmann GUTTER PROFILE, ESPECIALLY FOR SUPPORT OF MINE GALLERIES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393928A1 (en) * 1977-06-11 1979-01-05 Bochumer Eisen Heintzmann GUTTER PROFILE, ESPECIALLY FOR SUPPORT OF MINE GALLERIES

Also Published As

Publication number Publication date
DE2310660C2 (en) 1974-06-27
GB1453688A (en) 1976-10-27
CA992335A (en) 1976-07-06
ZA741355B (en) 1975-04-30
FR2220006B1 (en) 1982-04-23
BE811698A (en) 1974-06-17
DE2310660B1 (en) 1973-11-22
DE2310660A1 (en) 1973-11-22

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Legal Events

Date Code Title Description
ST Notification of lapse