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FR1197458A - Mobile support for pleated deposit, usable in mines - Google Patents

Mobile support for pleated deposit, usable in mines

Info

Publication number
FR1197458A
FR1197458A FR1197458DA FR1197458A FR 1197458 A FR1197458 A FR 1197458A FR 1197458D A FR1197458D A FR 1197458DA FR 1197458 A FR1197458 A FR 1197458A
Authority
FR
France
Prior art keywords
pleated
mines
usable
deposit
mobile support
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.)
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Original Assignee
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
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 Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH filed Critical Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Application granted granted Critical
Publication of FR1197458A publication Critical patent/FR1197458A/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
    • E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
    • E21D23/0073—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices with advancing shifting devices connected therewith
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/003—Caps for supporting mine roofs with essential hydraulic elements

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)
FR1197458D 1957-06-29 1958-06-27 Mobile support for pleated deposit, usable in mines Expired FR1197458A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1197458X 1957-06-29

Publications (1)

Publication Number Publication Date
FR1197458A true FR1197458A (en) 1959-12-01

Family

ID=7731825

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1197458D Expired FR1197458A (en) 1957-06-29 1958-06-27 Mobile support for pleated deposit, usable in mines

Country Status (1)

Country Link
FR (1) FR1197458A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3197966A (en) * 1960-02-18 1965-08-03 Gullick Ltd Roof supporting means for mines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3197966A (en) * 1960-02-18 1965-08-03 Gullick Ltd Roof supporting means for mines

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