FR1087566A - Assemblage de fers de coffrage - Google Patents

Assemblage de fers de coffrage

Info

Publication number
FR1087566A
FR1087566A FR1087566DA FR1087566A FR 1087566 A FR1087566 A FR 1087566A FR 1087566D A FR1087566D A FR 1087566DA FR 1087566 A FR1087566 A FR 1087566A
Authority
FR
France
Prior art keywords
assembly
formwork
bars
formwork bars
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)
French (fr)
Inventor
Karl Maria Groetschel
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 FR1087566A publication Critical patent/FR1087566A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/01—Caps for supporting mine roofs characterised by the shape of the cap, e.g. of specified cross-section

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1087566D 1952-10-01 1953-09-30 Assemblage de fers de coffrage Expired FR1087566A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE769430X 1952-10-01

Publications (1)

Publication Number Publication Date
FR1087566A true FR1087566A (fr) 1955-02-25

Family

ID=3880140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1087566D Expired FR1087566A (fr) 1952-10-01 1953-09-30 Assemblage de fers de coffrage

Country Status (4)

Country Link
BE (3) BE514564A (de)
DE (1) DE1102078B (de)
FR (1) FR1087566A (de)
GB (1) GB769430A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE535250A (de) * 1954-01-29
US5839690A (en) * 1990-06-11 1998-11-24 Blanchette; David John Inertial acceleration aircraft
WO2006076828A1 (fr) * 2005-01-21 2006-07-27 Zeyu Li Support de toit hydraulique

Also Published As

Publication number Publication date
GB769430A (en) 1957-03-06
DE1102078B (de) 1961-03-16
BE514563A (de)
BE514564A (de)
BE531878A (de)

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