FR1287138A - Movable support for mine galleries - Google Patents

Movable support for mine galleries

Info

Publication number
FR1287138A
FR1287138A FR859359A FR859359A FR1287138A FR 1287138 A FR1287138 A FR 1287138A FR 859359 A FR859359 A FR 859359A FR 859359 A FR859359 A FR 859359A FR 1287138 A FR1287138 A FR 1287138A
Authority
FR
France
Prior art keywords
movable support
mine galleries
galleries
mine
movable
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
FR859359A
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.)
Gutehoffnungshutte Sterkrade AG
Original Assignee
Gutehoffnungshutte Sterkrade 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 Gutehoffnungshutte Sterkrade AG filed Critical Gutehoffnungshutte Sterkrade AG
Priority to FR859359A priority Critical patent/FR1287138A/en
Application granted granted Critical
Publication of FR1287138A publication Critical patent/FR1287138A/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

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)
FR859359A 1961-04-20 1961-04-20 Movable support for mine galleries Expired FR1287138A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR859359A FR1287138A (en) 1961-04-20 1961-04-20 Movable support for mine galleries

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR859359A FR1287138A (en) 1961-04-20 1961-04-20 Movable support for mine galleries

Publications (1)

Publication Number Publication Date
FR1287138A true FR1287138A (en) 1962-03-09

Family

ID=8753482

Family Applications (1)

Application Number Title Priority Date Filing Date
FR859359A Expired FR1287138A (en) 1961-04-20 1961-04-20 Movable support for mine galleries

Country Status (1)

Country Link
FR (1) FR1287138A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3313114A (en) * 1963-02-09 1967-04-11 Bergbaustahl Gmbh & Co Mine roof supporting method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3313114A (en) * 1963-02-09 1967-04-11 Bergbaustahl Gmbh & Co Mine roof supporting method

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