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FR1178124A - Walking support for layers with strong to medium inclination - Google Patents

Walking support for layers with strong to medium inclination

Info

Publication number
FR1178124A
FR1178124A FR1178124DA FR1178124A FR 1178124 A FR1178124 A FR 1178124A FR 1178124D A FR1178124D A FR 1178124DA FR 1178124 A FR1178124 A FR 1178124A
Authority
FR
France
Prior art keywords
strong
layers
walking support
medium inclination
inclination
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)
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.)
Gelsenkirchener Bergwerks AG
Original Assignee
Gelsenkirchener Bergwerks AG
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 Gelsenkirchener Bergwerks AG filed Critical Gelsenkirchener Bergwerks AG
Application granted granted Critical
Publication of FR1178124A publication Critical patent/FR1178124A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor

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)
FR1178124D 1956-07-03 1957-07-03 Walking support for layers with strong to medium inclination Expired FR1178124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1178124X 1956-07-03

Publications (1)

Publication Number Publication Date
FR1178124A true FR1178124A (en) 1959-05-04

Family

ID=7729953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1178124D Expired FR1178124A (en) 1956-07-03 1957-07-03 Walking support for layers with strong to medium inclination

Country Status (1)

Country Link
FR (1) FR1178124A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1220367B (en) * 1959-06-19 1966-07-07 Siegfried Batzel Dr Ing Wandering longwall mining
FR2498678A1 (en) * 1981-01-29 1982-07-30 Inst Gornogo Dela Sibirskogo O Resilient mobile mine support system - has cellular structure formed by flexible partitions and elastic fluid inflated chambers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1220367B (en) * 1959-06-19 1966-07-07 Siegfried Batzel Dr Ing Wandering longwall mining
FR2498678A1 (en) * 1981-01-29 1982-07-30 Inst Gornogo Dela Sibirskogo O Resilient mobile mine support system - has cellular structure formed by flexible partitions and elastic fluid inflated chambers

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