FR1130143A - Articulated extension for mine supports - Google Patents

Articulated extension for mine supports

Info

Publication number
FR1130143A
FR1130143A FR1130143DA FR1130143A FR 1130143 A FR1130143 A FR 1130143A FR 1130143D A FR1130143D A FR 1130143DA FR 1130143 A FR1130143 A FR 1130143A
Authority
FR
France
Prior art keywords
articulated extension
mine supports
mine
supports
articulated
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
Nicolas-Joseph Rutigliano
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 FR1130143A publication Critical patent/FR1130143A/en
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
    • E21D17/06—Cantilever extension or similar protecting devices for use in drifting galleries
    • 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

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)
  • Tents Or Canopies (AREA)
FR1130143D 1955-07-27 1955-07-27 Articulated extension for mine supports Expired FR1130143A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1027613X 1955-07-27

Publications (1)

Publication Number Publication Date
FR1130143A true FR1130143A (en) 1957-01-31

Family

ID=9580767

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1130143D Expired FR1130143A (en) 1955-07-27 1955-07-27 Articulated extension for mine supports

Country Status (2)

Country Link
DE (1) DE1027613B (en)
FR (1) FR1130143A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1186014B (en) * 1960-07-04 1965-01-28 Heinrich Pierburg Fa Forearm joint cap, especially for longwall construction
DE1198770B (en) * 1961-02-09 1965-08-19 Heinrich Pierburg Fa Forearm joint cap, especially for longwall construction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR960300A (en) * 1947-03-20 1950-04-15
FR961507A (en) * 1949-04-08 1950-05-13
LU31082A1 (en) * 1950-12-01

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1186014B (en) * 1960-07-04 1965-01-28 Heinrich Pierburg Fa Forearm joint cap, especially for longwall construction
DE1198770B (en) * 1961-02-09 1965-08-19 Heinrich Pierburg Fa Forearm joint cap, especially for longwall construction

Also Published As

Publication number Publication date
DE1027613B (en) 1958-04-10

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