FR952087A - Mining machine for shifting props - Google Patents

Mining machine for shifting props

Info

Publication number
FR952087A
FR952087A FR952087DA FR952087A FR 952087 A FR952087 A FR 952087A FR 952087D A FR952087D A FR 952087DA FR 952087 A FR952087 A FR 952087A
Authority
FR
France
Prior art keywords
props
shifting
mining machine
mining
machine
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.)
Mavor and Coulson Ltd
Original Assignee
Mavor and Coulson Ltd
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 Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Application granted granted Critical
Publication of FR952087A publication Critical patent/FR952087A/en
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
    • E21D15/60—Devices for withdrawing props or chocks

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)
FR952087D 1945-07-25 1947-08-14 Mining machine for shifting props Expired FR952087A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB952087X 1945-07-25

Publications (1)

Publication Number Publication Date
FR952087A true FR952087A (en) 1949-11-09

Family

ID=10782180

Family Applications (1)

Application Number Title Priority Date Filing Date
FR952087D Expired FR952087A (en) 1945-07-25 1947-08-14 Mining machine for shifting props

Country Status (1)

Country Link
FR (1) FR952087A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086650B (en) * 1953-07-08 1960-08-11 Wild And Company Ltd Ag Portable robbery device for mining equipment, e.g. B. Pit punch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086650B (en) * 1953-07-08 1960-08-11 Wild And Company Ltd Ag Portable robbery device for mining equipment, e.g. B. Pit punch

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