FR1174140A - Improvements made to support frames, in steel, for galleries or mine corridors - Google Patents

Improvements made to support frames, in steel, for galleries or mine corridors

Info

Publication number
FR1174140A
FR1174140A FR1174140DA FR1174140A FR 1174140 A FR1174140 A FR 1174140A FR 1174140D A FR1174140D A FR 1174140DA FR 1174140 A FR1174140 A FR 1174140A
Authority
FR
France
Prior art keywords
galleries
steel
support frames
improvements made
mine corridors
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)
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.)
BOCHUMER GES fur GRUBENAUSBAU
Original Assignee
BOCHUMER GES fur GRUBENAUSBAU
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 BOCHUMER GES fur GRUBENAUSBAU filed Critical BOCHUMER GES fur GRUBENAUSBAU
Application granted granted Critical
Publication of FR1174140A publication Critical patent/FR1174140A/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
    • E21D11/20—Special cross- sections, e.g. corrugated
FR1174140D 1956-04-10 1957-04-08 Improvements made to support frames, in steel, for galleries or mine corridors Expired FR1174140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1174140X 1956-04-10

Publications (1)

Publication Number Publication Date
FR1174140A true FR1174140A (en) 1959-03-06

Family

ID=7729602

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1174140D Expired FR1174140A (en) 1956-04-10 1957-04-08 Improvements made to support frames, in steel, for galleries or mine corridors

Country Status (1)

Country Link
FR (1) FR1174140A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004097A1 (en) * 1978-03-14 1979-09-19 Wacker-Chemie GmbH Method of preparing resilient organopolysiloxane foams

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004097A1 (en) * 1978-03-14 1979-09-19 Wacker-Chemie GmbH Method of preparing resilient organopolysiloxane foams

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