FR46924E - étançon de mines - Google Patents

étançon de mines

Info

Publication number
FR46924E
FR46924E FR46924DA FR46924E FR 46924 E FR46924 E FR 46924E FR 46924D A FR46924D A FR 46924DA FR 46924 E FR46924 E FR 46924E
Authority
FR
France
Prior art keywords
mine prop
prop
mine
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)
Inventor
Heinrich Toussaint
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 FR46924E publication Critical patent/FR46924E/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/58—Devices for setting props or chocks
    • E21D15/581—Devices for setting props or chocks in which the props are pre- loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR46924D 1935-11-14 1935-11-14 étançon de mines Expired FR46924E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR46924T 1935-11-14

Publications (1)

Publication Number Publication Date
FR46924E true FR46924E (fr) 1936-11-07

Family

ID=8682484

Family Applications (1)

Application Number Title Priority Date Filing Date
FR46924D Expired FR46924E (fr) 1935-11-14 1935-11-14 étançon de mines

Country Status (1)

Country Link
FR (1) FR46924E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE905002C (de) * 1942-02-15 1954-02-25 Eisenwerk Wanheim G M B H Setzvorrichtung fuer Grubenstempel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE905002C (de) * 1942-02-15 1954-02-25 Eisenwerk Wanheim G M B H Setzvorrichtung fuer Grubenstempel

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