FR1359017A - hydraulic prop for mines - Google Patents

hydraulic prop for mines

Info

Publication number
FR1359017A
FR1359017A FR938226A FR938226A FR1359017A FR 1359017 A FR1359017 A FR 1359017A FR 938226 A FR938226 A FR 938226A FR 938226 A FR938226 A FR 938226A FR 1359017 A FR1359017 A FR 1359017A
Authority
FR
France
Prior art keywords
mines
hydraulic prop
prop
hydraulic
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
FR938226A
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.)
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
Priority to FR938226A priority Critical patent/FR1359017A/en
Application granted granted Critical
Publication of FR1359017A publication Critical patent/FR1359017A/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
    • E21D15/14—Telescopic props
    • E21D15/15—Means counteracting entry of dirt; Built-in cleaning devices
    • 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
    • E21D15/002—Auxiliary devices in which the prop type is not essential

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)
FR938226A 1963-06-14 1963-06-14 hydraulic prop for mines Expired FR1359017A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR938226A FR1359017A (en) 1963-06-14 1963-06-14 hydraulic prop for mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR938226A FR1359017A (en) 1963-06-14 1963-06-14 hydraulic prop for mines

Publications (1)

Publication Number Publication Date
FR1359017A true FR1359017A (en) 1964-04-17

Family

ID=8806133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938226A Expired FR1359017A (en) 1963-06-14 1963-06-14 hydraulic prop for mines

Country Status (1)

Country Link
FR (1) FR1359017A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014018992A3 (en) * 2012-07-23 2014-08-07 Saltus Poles Cc Blast shield for mine roof supports

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014018992A3 (en) * 2012-07-23 2014-08-07 Saltus Poles Cc Blast shield for mine roof supports

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