FR864270A - Metal support frame for mines - Google Patents

Metal support frame for mines

Info

Publication number
FR864270A
FR864270A FR864270DA FR864270A FR 864270 A FR864270 A FR 864270A FR 864270D A FR864270D A FR 864270DA FR 864270 A FR864270 A FR 864270A
Authority
FR
France
Prior art keywords
mines
support frame
metal support
metal
frame
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
French (fr)
Inventor
Karl Gerlach
Georg Bachmann
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
Application granted granted Critical
Publication of FR864270A publication Critical patent/FR864270A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21D11/24—Knuckle joints or links between arch members
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
FR864270D 1939-09-25 1940-03-20 Metal support frame for mines Expired FR864270A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE864270X 1939-09-25

Publications (1)

Publication Number Publication Date
FR864270A true FR864270A (en) 1941-04-23

Family

ID=6801628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR864270D Expired FR864270A (en) 1939-09-25 1940-03-20 Metal support frame for mines

Country Status (1)

Country Link
FR (1) FR864270A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE898133C (en) * 1942-10-06 1953-11-26 Gutehoffnungshuette Oberhausen Articulated connection for the pit lining
FR2446376A1 (en) * 1979-01-15 1980-08-08 Pont A Mousson METHOD AND APPARATUS FOR ASSEMBLING TUNNEL COVERS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE898133C (en) * 1942-10-06 1953-11-26 Gutehoffnungshuette Oberhausen Articulated connection for the pit lining
FR2446376A1 (en) * 1979-01-15 1980-08-08 Pont A Mousson METHOD AND APPARATUS FOR ASSEMBLING TUNNEL COVERS

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