FR1407922A - Châssis de soutènement à avance hydraulique - Google Patents

Châssis de soutènement à avance hydraulique

Info

Publication number
FR1407922A
FR1407922A FR985703A FR985703A FR1407922A FR 1407922 A FR1407922 A FR 1407922A FR 985703 A FR985703 A FR 985703A FR 985703 A FR985703 A FR 985703A FR 1407922 A FR1407922 A FR 1407922A
Authority
FR
France
Prior art keywords
support frame
feed support
hydraulic feed
hydraulic
frame
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
FR985703A
Other languages
English (en)
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 FR985703A priority Critical patent/FR1407922A/fr
Application granted granted Critical
Publication of FR1407922A publication Critical patent/FR1407922A/fr
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
    • E21D23/0047—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor without essential shifting devices
    • 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)
FR985703A 1964-08-20 1964-08-20 Châssis de soutènement à avance hydraulique Expired FR1407922A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR985703A FR1407922A (fr) 1964-08-20 1964-08-20 Châssis de soutènement à avance hydraulique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR985703A FR1407922A (fr) 1964-08-20 1964-08-20 Châssis de soutènement à avance hydraulique

Publications (1)

Publication Number Publication Date
FR1407922A true FR1407922A (fr) 1965-08-06

Family

ID=8836959

Family Applications (1)

Application Number Title Priority Date Filing Date
FR985703A Expired FR1407922A (fr) 1964-08-20 1964-08-20 Châssis de soutènement à avance hydraulique

Country Status (1)

Country Link
FR (1) FR1407922A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1533748B1 (de) * 1967-03-07 1969-09-18 Kloeckner Werke Ag Hydraulisches Ausbaugespann aus zwei wechselseitig schreitenden Rahmen,zwischen denen eine Fuehrung vorgesehen ist
CN109882219A (zh) * 2019-04-15 2019-06-14 辽宁鑫丰矿业（集团）有限公司 综采工作面回撤系统

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1533748B1 (de) * 1967-03-07 1969-09-18 Kloeckner Werke Ag Hydraulisches Ausbaugespann aus zwei wechselseitig schreitenden Rahmen,zwischen denen eine Fuehrung vorgesehen ist
CN109882219A (zh) * 2019-04-15 2019-06-14 辽宁鑫丰矿业（集团）有限公司 综采工作面回撤系统
CN109882219B (zh) * 2019-04-15 2024-02-27 辽宁鑫丰矿业（集团）有限公司 综采工作面回撤系统

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