FR1005636A - Support with retaining irons for mine galleries - Google Patents

Support with retaining irons for mine galleries

Info

Publication number
FR1005636A
FR1005636A FR1005636DA FR1005636A FR 1005636 A FR1005636 A FR 1005636A FR 1005636D A FR1005636D A FR 1005636DA FR 1005636 A FR1005636 A FR 1005636A
Authority
FR
France
Prior art keywords
support
mine galleries
irons
retaining
retaining irons
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
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 FR1005636A publication Critical patent/FR1005636A/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
    • E21D17/10—Details of mine caps for engaging the tops of pit-props, with or without retaining-plates; Retaining-plates

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)
FR1005636D 1947-08-28 1947-08-28 Support with retaining irons for mine galleries Expired FR1005636A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1005636T 1947-08-28

Publications (1)

Publication Number Publication Date
FR1005636A true FR1005636A (en) 1952-04-15

Family

ID=9564976

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1005636D Expired FR1005636A (en) 1947-08-28 1947-08-28 Support with retaining irons for mine galleries

Country Status (1)

Country Link
FR (1) FR1005636A (en)

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