FR982709A - Dispositif de soutènement de la taille dans les mines - Google Patents

Dispositif de soutènement de la taille dans les mines

Info

Publication number
FR982709A
FR982709A FR982709DA FR982709A FR 982709 A FR982709 A FR 982709A FR 982709D A FR982709D A FR 982709DA FR 982709 A FR982709 A FR 982709A
Authority
FR
France
Prior art keywords
mines
waist support
waist
support
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)
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 Eisenhuette Heintzmann GmbH and Co KG
Original Assignee
Bochumer Eisenhuette Heintzmann GmbH and Co KG
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 Eisenhuette Heintzmann GmbH and Co KG filed Critical Bochumer Eisenhuette Heintzmann GmbH and Co KG
Application granted granted Critical
Publication of FR982709A publication Critical patent/FR982709A/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

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)
  • Pivots And Pivotal Connections (AREA)
FR982709D 1948-10-02 1949-03-08 Dispositif de soutènement de la taille dans les mines Expired FR982709A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP11998D DE974902C (de) 1948-10-02 1948-10-02 Kappen-Gelenkverbindung

Publications (1)

Publication Number Publication Date
FR982709A true FR982709A (fr) 1951-06-14

Family

ID=25962992

Family Applications (1)

Application Number Title Priority Date Filing Date
FR982709D Expired FR982709A (fr) 1948-10-02 1949-03-08 Dispositif de soutènement de la taille dans les mines

Country Status (2)

Country Link
DE (1) DE974902C (fr)
FR (1) FR982709A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1186819B (de) * 1955-02-04 1965-02-11 Aloys Vanwersch Gelenkverbindung von Kappen fuer den Strebausbau in Untertagebetrieben

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1396775U (fr) * 1900-01-01
GB457122A (en) * 1935-05-22 1936-11-23 Walter Sylvester Improvements in and relating to roof supports for mines
DE741949C (de) * 1942-04-15 1943-11-19 Alois Vanwersch Als Gelenk ausgebildete Schaleneisenverbindung fuer den Grubenausbau

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1186819B (de) * 1955-02-04 1965-02-11 Aloys Vanwersch Gelenkverbindung von Kappen fuer den Strebausbau in Untertagebetrieben

Also Published As

Publication number Publication date
DE974902C (de) 1961-05-31

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