FR546502A - elastic mine shoring - Google Patents

elastic mine shoring

Info

Publication number
FR546502A
FR546502A FR546502DA FR546502A FR 546502 A FR546502 A FR 546502A FR 546502D A FR546502D A FR 546502DA FR 546502 A FR546502 A FR 546502A
Authority
FR
France
Prior art keywords
shoring
mine
elastic
mine shoring
elastic 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
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.)
F W MOLL SOHNE SOC
Original Assignee
F W MOLL SOHNE SOC
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 F W MOLL SOHNE SOC filed Critical F W MOLL SOHNE SOC
Application granted granted Critical
Publication of FR546502A publication Critical patent/FR546502A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/02—Non-telescopic props
    • E21D15/06—Non-telescopic props with parts joined by a lock, with or without slight axial adjustability
    • E21D15/08—Non-telescopic props with parts joined by a lock, with or without slight axial adjustability with toggle joint connection
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
FR546502D 1922-01-14 1922-01-14 elastic mine shoring Expired FR546502A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR546502T 1922-01-14

Publications (1)

Publication Number Publication Date
FR546502A true FR546502A (en) 1922-11-15

Family

ID=8933571

Family Applications (1)

Application Number Title Priority Date Filing Date
FR546502D Expired FR546502A (en) 1922-01-14 1922-01-14 elastic mine shoring

Country Status (1)

Country Link
FR (1) FR546502A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968841C (en) * 1941-03-18 1958-04-03 Heinz Recker Dr Ing Pit lining made of polygonally composable, preferably steel-made elements
DE4131370A1 (en) * 1991-09-20 1993-04-01 Hoesch Ag Supports for mining roadway - comprise arch sections formed into polygon and secured by bolted end plates and lockable hinges

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968841C (en) * 1941-03-18 1958-04-03 Heinz Recker Dr Ing Pit lining made of polygonally composable, preferably steel-made elements
DE4131370A1 (en) * 1991-09-20 1993-04-01 Hoesch Ag Supports for mining roadway - comprise arch sections formed into polygon and secured by bolted end plates and lockable hinges

Similar Documents

Publication Publication Date Title
FR546502A (en) elastic mine shoring
FI8921A (en) Piennaraura
FI9217A (en) Elastic hjulbandager
FI9262A (en) Low loaders
GR310B (en) ELASTIC CLICKINGS.
FR553406A (en) Economical construction
FR568286A (en) Elastic bandage
FI9168A (en) Inverted
FR561348A (en) Lime
FR557285A (en) Gorgerette
FI9197A (en) Upphängningsanordning till eldsläckningsapparater
FI9141A (en) Starkströmavbrytare
FI9154A (en) Rått- eller mössfälla
FI9115A (en) Bocksikte
FI8770A (en) Vändbord
FI8792A (en) Kvicksilverångstrålvakuumpump
FI8793A (en) Gjutningsapparat
FI8794A (en) Stek-, rök-, kok- och bakugn
FI9113A (en) Signalavsändare
FI8805A (en) Oja-aura
FI8822A (en) Motorsläde
FI8827A (en) Sprängyxa
FI8834A (en) Skivformigt skärverktyg
FI8867A (en) Bomkoppellås
FI8868A (en) Motorplog