FR1374113A - Pneumatic support for mines - Google Patents

Pneumatic support for mines

Info

Publication number
FR1374113A
FR1374113A FR953250A FR953250A FR1374113A FR 1374113 A FR1374113 A FR 1374113A FR 953250 A FR953250 A FR 953250A FR 953250 A FR953250 A FR 953250A FR 1374113 A FR1374113 A FR 1374113A
Authority
FR
France
Prior art keywords
mines
pneumatic support
pneumatic
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
FR953250A
Other languages
French (fr)
Inventor
Jean Emile Plassat
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 filed Critical
Priority to FR953250A priority Critical patent/FR1374113A/en
Application granted granted Critical
Publication of FR1374113A publication Critical patent/FR1374113A/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
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • 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
    • E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor 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)
  • Architecture (AREA)
  • Structural Engineering (AREA)
FR953250A 1963-11-07 1963-11-07 Pneumatic support for mines Expired FR1374113A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR953250A FR1374113A (en) 1963-11-07 1963-11-07 Pneumatic support for mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR953250A FR1374113A (en) 1963-11-07 1963-11-07 Pneumatic support for mines

Publications (1)

Publication Number Publication Date
FR1374113A true FR1374113A (en) 1964-10-02

Family

ID=8816203

Family Applications (1)

Application Number Title Priority Date Filing Date
FR953250A Expired FR1374113A (en) 1963-11-07 1963-11-07 Pneumatic support for mines

Country Status (1)

Country Link
FR (1) FR1374113A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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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