AT311910B - Vorrichtung zur gelenkigen Verbindung und Vorspannung der Enden von Grubenausbaukappen - Google Patents

Vorrichtung zur gelenkigen Verbindung und Vorspannung der Enden von Grubenausbaukappen

Info

Publication number
AT311910B
AT311910B AT590571A AT590571A AT311910B AT 311910 B AT311910 B AT 311910B AT 590571 A AT590571 A AT 590571A AT 590571 A AT590571 A AT 590571A AT 311910 B AT311910 B AT 311910B
Authority
AT
Austria
Prior art keywords
tensioning
articulated connection
pit support
support caps
caps
Prior art date
Application number
AT590571A
Other languages
German (de)
English (en)
Inventor
Ing Jozsef Korbuly Dipl
Ing Ervin Koemives Dipl
Ing Pal Vincze Dipl
Ing Nandor Husz Dipl
Ing Laszlo Zachar Dipl
Ing Imre Koehler Dipl
Ing Karoly Molnar Dipl
Ing Janos Viragh Dipl
Ing Jozsef Kaposvoelgyi Dipl
Original Assignee
Banyaszati Ki
Mecseki Szenbanyak
Szekesfeher Vari Koennyuefemmu
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 Banyaszati Ki, Mecseki Szenbanyak, Szekesfeher Vari Koennyuefemmu filed Critical Banyaszati Ki
Application granted granted Critical
Publication of AT311910B publication Critical patent/AT311910B/de

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

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)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Tents Or Canopies (AREA)
AT590571A 1970-12-09 1971-07-07 Vorrichtung zur gelenkigen Verbindung und Vorspannung der Enden von Grubenausbaukappen AT311910B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUBA002505 1970-12-09

Publications (1)

Publication Number Publication Date
AT311910B true AT311910B (de) 1973-12-10

Family

ID=10993325

Family Applications (1)

Application Number Title Priority Date Filing Date
AT590571A AT311910B (de) 1970-12-09 1971-07-07 Vorrichtung zur gelenkigen Verbindung und Vorspannung der Enden von Grubenausbaukappen

Country Status (6)

Country Link
AT (1) AT311910B (cs)
BG (1) BG28277A3 (cs)
CS (1) CS153588B2 (cs)
DE (1) DE2133640A1 (cs)
PL (1) PL77728B1 (cs)
RO (1) RO58812A (cs)

Also Published As

Publication number Publication date
DE2133640A1 (de) 1972-06-22
PL77728B1 (en) 1975-04-30
BG28277A3 (en) 1980-03-25
RO58812A (cs) 1975-09-15
CS153588B2 (cs) 1974-02-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee