FR1346983A - Distribution block for mobile hydraulic support, usable in particular in mines - Google Patents

Distribution block for mobile hydraulic support, usable in particular in mines

Info

Publication number
FR1346983A
FR1346983A FR899164A FR899164A FR1346983A FR 1346983 A FR1346983 A FR 1346983A FR 899164 A FR899164 A FR 899164A FR 899164 A FR899164 A FR 899164A FR 1346983 A FR1346983 A FR 1346983A
Authority
FR
France
Prior art keywords
mines
usable
hydraulic support
distribution block
mobile 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
FR899164A
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia 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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Priority to FR899164A priority Critical patent/FR1346983A/en
Application granted granted Critical
Publication of FR1346983A publication Critical patent/FR1346983A/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
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E21D23/26—Hydraulic or pneumatic control

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)
FR899164A 1962-05-30 1962-05-30 Distribution block for mobile hydraulic support, usable in particular in mines Expired FR1346983A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR899164A FR1346983A (en) 1962-05-30 1962-05-30 Distribution block for mobile hydraulic support, usable in particular in mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR899164A FR1346983A (en) 1962-05-30 1962-05-30 Distribution block for mobile hydraulic support, usable in particular in mines

Publications (1)

Publication Number Publication Date
FR1346983A true FR1346983A (en) 1963-12-27

Family

ID=8780029

Family Applications (1)

Application Number Title Priority Date Filing Date
FR899164A Expired FR1346983A (en) 1962-05-30 1962-05-30 Distribution block for mobile hydraulic support, usable in particular in mines

Country Status (1)

Country Link
FR (1) FR1346983A (en)

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